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SETI Institute

@setiinstitute.bsky.social
19K followers 406 following 3.2K posts

Our mission is to lead humanity’s quest to understand the origins and prevalence of life and intelligence in the universe and share that knowledge.

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SETI Institute @setiinstitute.bsky.social · 10h
Heading to #DPS2026? Join Christina Richey and Matt Tiscareno for a NASA ROSES proposal writing workshop! 📅 Oct. 25, 9 am–4 pm Pacific 📍 Spokane Convention Center, Room 205 In person, open to registered attendees. No separate workshop registration! aas.org/meetings/dps58 🧪 🔭 👩‍🔬
SETI Institute logo. Text: Proposal Writing Workshop using NASA ROSES as an Example, convention center room 205, 25 October 2026, 9:00 am - 4:00 pm PDT, Spokane Convention Center. Speakers Christina Richey and Matt Tiscareno, SETI Institute. DPS 2026 logo. Photo of Christina Richey.
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SETI Institute @setiinstitute.bsky.social · 14h
Who speaks for Earth if we detect extraterrestrial intelligence? 🌍 We might never agree on a response, but that doesn't mean a global discussion isn't worth having. Hear why in our latest SETI Live episode: sites.libsyn.com/462636/human... 🧪 🔭 👩‍🔬
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SETI Institute @setiinstitute.bsky.social · 18h
#PPOD: The Milky Way stretches across the night sky above ESO's La Silla Observatory in Chile's Atacama Desert, framed by two of the observatory's telescopes. The brilliant star clouds and dark lanes of interstellar dust reveal our galaxy's rich structure... 🧪 🔭
Two observatory domes perched on rocky ridges beneath a dramatic Milky Way core, the night sky dense with stars and pink nebulae, evoking deep-sky observation and astronomical research.
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SETI Institute @setiinstitute.bsky.social · 12/10/2026
The Nobel Prize in Physics celebrates the study of cosmic neutrinos, but self-styled neutrino hunters aren’t content to wait for the leptons to naturally occur. We’re on a Collision Course on @bipisci.bsky.social 🧪 Listen here: bigpicturescience.org/episodes/on-...
A worker in a hard hat and high-visibility vest stands inside a vast cube-shaped chamber lined floor-to-ceiling with reflective gold-colored grid panels, looking up as they inspect the patterned metallic walls and ceiling.
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SETI Institute @setiinstitute.bsky.social · 12/10/2026
#PPOD: The first light of morning illuminates the rugged slopes of Mount Sharp in this panorama captured by NASA's Curiosity rover on August 11, 2026. The image reveals a striking landscape of distant cliffs and ridges beneath the cool, bluish tones of the Martian dawn. 🧪 👩‍🔬
Barren Martian landscape showing eroded rock formations and layered, jagged ridges stretching to a pale sky, with rough, rippled ground in the foreground conveying a remote, otherworldly terrain.
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SETI Institute @setiinstitute.bsky.social · 11/10/2026
An interstellar comet came from another solar system — so how different is it from the comets we already know? In this clip, Dr. Cecilia Tubiana explains that 3I/ATLAS may be an interstellar visitor, but some of its properties look surprisingly familiar. 🧪 🔭 👩‍🔬
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SETI Institute @setiinstitute.bsky.social · 10/10/2026
🌕 A fresh lunar crater reveals changes extending far beyond the impact site! Researcher Tyler M. Powell explains how nighttime temperatures reveal an impact's surprising reach. Watch the full #SETILive: youtube.com/live/awZUHUa... 🧪 🔭
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SETI Institute @setiinstitute.bsky.social · 10/10/2026
Stephanie Striegel is the SETI Institute’s Lead Operations Engineer for the Science Processing Operations Center at NASA Ames Research Center. Her work supports NASA’s TESS mission, helping enable the detection and study of planets beyond our solar system. #NotJustAliens 🧪 🔭 👩‍🔬
Text: #notjustaliens. Stephanie Striegel, Astronomy. Background: Starry night sky. Inset: Photo of Stephanie Striegel.Text: Stephanie Striegel is the SETI Institute’s Lead Operations Engineer for the Science Processing Operations Center at NASA Ames Research Center. Her work supports NASA’s TESS mission, helping enable the detection and study of planets beyond our solar system. Background: Starry night sky with graphics of a star and exoplanets in front of it.Text: Stephanie earned her MS in Physics and Astronomy from San Jose State University in 2023. There, she explored how machine learning could identify phases of ultra-cold atoms in optical lattices, bringing together physics and data-driven techniques. Background: Starry night sky with graphics of a star and exoplanets.SETI Institute logo. Graphics: (top) Black hole. (bottom) Radio telescope dishes at the Allen Telescope Array. Background: Starry night sky.
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SETI Institute @setiinstitute.bsky.social · 10/10/2026
Could ancient alien technology be hiding in Moon dust? 🌕🔬 A new study proposes searching lunar regolith for microscopic technosignatures that could have crossed interstellar space. Simon Steel talks with lead author Lewis Pinault on #SETILive. 📅 Oct. 15 | 2:30 pm PDT 🧪 🔭
SETI Live record button logo. Text: Alien tech in moon dust? with Simon Steel and Lewis Pinault, Thursday, 15 October 2026, 2:30 pm PDT / 5:30 pm EDT. Background: Black and white picture of a rock and regolith covered crater taken from the lunar surface during an Apollo mission. Inset: Photos of Simon Steel and Lewis Pinault.
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SETI Institute @setiinstitute.bsky.social · 09/10/2026
#PPOD: Galaxies warp, stretch, and multiply across this view from NASA’s JWST. The golden galaxies belong to the massive galaxy cluster MACS J0454.1-0300, seen as it was about 8 billion years ago. The cluster’s enormous gravity bends spacetime and distorts light... 🧪 🔭
A massive galaxy cluster, made of many golden elliptical galaxies with the largest, brightest one in the centre. Heavily distorted orange galaxies appear all around the cluster, the largest concentrated in a large arc around the cluster's centre; these are images of very distant galaxies, created by gravitational lensing. A few galaxies are large and bluish-white in colour; bright, nearby stars are the same colour.
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SETI Institute @setiinstitute.bsky.social · 08/10/2026
🌕 A 222-meter crater. Kilometers of changes to the Moon's surface! Join Franck Marchis and Tyler M. Powell TODAY at 2:30 p.m. PDT to learn what this fresh impact reveals about lunar geology. 🔴 youtube.com/live/awZUHUa... #SETILive 🧪 🔭
SETI Live record button logo. Text: A new crater on the Moon with Franck Marchis and Tyler Powell, Thursday, 8 October 2026, 2:30 pm PDT / 5:30 pm EDT. Background: New crater on the Moon with streaks of fresh, white ejecta surrounding it. Inset: Photos of Franck Marchis and Tyler Powell.
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SETI Institute @setiinstitute.bsky.social · 08/10/2026
#PPOD: These strange, intricately eroded deposits in Mars’s Arabia Terra region preserve a record of the planet’s ancient climate. Captured by the HiRISE camera aboard NASA’s Mars Reconnaissance Orbiter, the light-toned layers have similar thicknesses and brightness... 🧪 🔭
Aerial view of Mars showing sinuous tan bedrock ridges and steep scarps with dark blue-gray sand dunes filling narrow valleys, forming a maze-like pattern of wind-eroded cliffs and dune fields.
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SETI Institute @setiinstitute.bsky.social · 08/10/2026
Could ancient alien technology be hiding in Moon dust? 🧪 🔭 A new study proposes searching lunar regolith for microscopic technosignatures that could have crossed interstellar space. @allplanets.bsky.social talks with lead author Dr. Lewis Pinault on a special #SETILive. 📅 Fri., Oct. 9 | 2 pm PDT
SETI Live record button logo. Text: Alien Tech in Moon Dust? with Franck Marchis and Lewis Pinault, Friday, 9 October 2026, 2:00 pm PDT / 5:00 pm EDT. Background: Lunar crater full of rocks and regolith taken during an Apollo mission. Inset: Photos of Franck Marchis and Lewis Pinault.
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SETI Institute @setiinstitute.bsky.social · 07/10/2026
#PPOD: Just three years after Henry Draper captured the first photograph of the Orion Nebula, British amateur astronomer Andrew Ainslie Common transformed what photography could reveal about the night sky. On February 26, 1883, Common exposed a photographic plate for 60 minutes... 🧪 🔭
Black and white photograph featuring a bright emission nebula with swirling dust and a luminous central core plus a smaller glowing knot below, surrounded by scattered stars suggesting a star-forming region.
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SETI Institute @setiinstitute.bsky.social · 07/10/2026
Some planetary systems survive close stellar encounters. Others lose every planet. 🪐 Dr. Jeremy Webb explores the fate of planetary systems in stellar clusters with Dr. Moiya McTier on the SETI Institute podcast. Listen: sites.libsyn.com/462636/life-... 🧪 🔭
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SETI Institute @setiinstitute.bsky.social · 06/10/2026
#PPOD: Earth fills the view as ESA’s Juice spacecraft looks back at our planet during a flyby on September 28, 2026. Africa and Madagascar are visible across the sunlit globe, while the Moon appears as a tiny point in the distance. One of Juice’s monitoring cameras captured the image... 🧪 🔭
Mostly black space, most of Earth visible at the top right of the image. Part of a spacecraft visible on the left.
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SETI Institute @setiinstitute.bsky.social · 05/10/2026
The sun is a stellar nuclear reactor, firing radiation at Earth. Too many of those rays can be harmful, but recent studies suggest the right amount of sunlight benefits our health. It’s Skeptic Check: Sunny Daze on @bipisci.bsky.social Listen here: bigpicturescience.org/episodes/ske... 🧪 #podcast
Severe sunburn covering a woman's neck, shoulders, and upper back with V-shaped strap tan lines where a swimsuit or top blocked the sun.
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SETI Institute @setiinstitute.bsky.social · 05/10/2026
#PPOD: ESA’s Smile mission has captured its first ultraviolet image of Earth’s northern aurora, revealing the glowing oval during an auroral substorm. Smile’s Ultraviolet Imager captured the image, observing ultraviolet light produced when energetic particles... 🧪 🔭
A square blue image, with a little over half of Earth taking up most of the image. Earth looks like how we see the Moon when it is waxing or waning at just over a half-Moon. Because this is an ultraviolet image, Earth does not appear in its usual colours, but is light blue with a white ring. This ring is about a third of the size of the face of Earth that we see, and is quite swirly, like clouds or dye being mixed with water. The background of the image is dark blue, with some tiny white dots: these are stars.
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SETI Institute @setiinstitute.bsky.social · 04/10/2026
In this episode of the SETI Live podcast, Dr. Adam Schneider explains how volunteers with NASA's Backyard Worlds: Planet 9 project contributed to the discovery of roughly 3,000 brown dwarfs — and why around 60 citizen scientists earned co-author credit on the research. 🧪 🔭 👩‍🔬 #podcast
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SETI Institute @setiinstitute.bsky.social · 04/10/2026
A new lunar crater is revealing how impacts reshape the Moon far beyond the point of collision! 🌕 Join @allplanets.bsky.social and Dr. Tyler M. Powell on Oct. 8 at 2:30 pm PDT for #SETILive. 🔴 youtube.com/live/awZUHUa... 🧪 🔭
SETI Live record button logo. Text: A new crater on the moon with Franck Marchis and Tyler Powell, Thursday, 8 October 2026, 2:30 pm PDT / 5:30 pm EDT. Background: Photo of a new crater taken by the Lunar Reconnaissance Orbiter showing a dark center and bright white ejecta field. Inset: Photos of Franck Marchis and Tyler Powell.
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SETI Institute @setiinstitute.bsky.social · 03/10/2026
ICYMI: How do you know if a star ate its planets? Lithium can be destroyed inside stars, while beryllium survives longer — leaving astronomers a chemical clue that rocky worlds may have been swallowed. Anne Rathsam explains. 🧪 🔭 Watch the full episode: youtube.com/live/cIy5-Bd...
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SETI Institute @setiinstitute.bsky.social · 03/10/2026
Dr. Mia Mace’s scientific research interests lie in numerical modeling of planetary ring systems, and her doctoral work focused on developing code to simulate and analyze the dynamics of charged dust grains in Saturn’s rings in response to questions about ring rain and spokes. 🧪 🔭 👩‍🔬 #NotJustAliens
Text: #notjustaliens. Mia Mace, Planetary Rings / Solar System Dynamics. Background: Starry night sky. Inset: Photo of Mia Mace.Text: Dr. Mia Mace’s scientific research interests lie in numerical modeling of planetary ring systems, and her doctoral work focused on developing code to simulate and analyze the dynamics of charged dust grains in Saturn’s rings in response to questions about ring rain and spokes.  Background: Starry night sky with graphics of a star and exoplanets in front of it.Text: Dr. Mace now works as a planetary astronomer for the Ring-Moon Systems Node of NASA's Planetary Data System – a long-term public archive of data returned from NASA's outer planetary missions, and from other flight and ground-based observations. Background: Starry night sky with graphics of a star and exoplanets.SETI Institute logo. Graphics: (top) Black hole. (bottom) radio telescope dishes at the Allen Telescope Array. Background: Starry night sky.
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SETI Institute @setiinstitute.bsky.social · 03/10/2026
🌎 We did it. Thanks to everyone who gave, shared, and cheered on Launch the Search. We surpassed our $50,000 public fundraising goal, and two supporters grew the match from $50,000 to $75,000 along the way—bringing the total to $123,913.24 for the SETI Institute and the MARBLE mission. 🧪 🔭
SETI Institute announcement celebrating $61,956.62 raised and matched for the Marble lunar project; white text on black with a partial moon, reading "We did it. Thank you." and saying Marble is one step closer to lunar orbit.
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SETI Institute @setiinstitute.bsky.social · 02/10/2026
#PPOD: A large new scar has appeared on the Moon. McGetchin crater formed sometime between April 11 and May 22, 2024, when an asteroid or comet roughly the size of a multi-story building slammed into the lunar surface. 🧪 🔭 🌕️
Fresh impact crater centered on a dark, heavily cratered lunar surface, with a bright radial ejecta blanket and streaks extending outward from the rim, indicating a relatively recent collision and surrounded by many smaller, older craters.
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SETI Institute @setiinstitute.bsky.social · 01/10/2026
#PPOD: Dark dunes sweep across the floor of Schaeberle Crater in this HiRISE image from NASA’s Mars Reconnaissance Orbiter. Nearly 159 kilometers across, Schaeberle is a large impact crater in the southern hemisphere of Mars whose floor preserves evidence of very different periods... 🧪 🔭
Dark, rippled sand dunes filling irregular basins between pale, eroded rocky plateaus, with sharp dune crests and wind-scoured surface textures visible in high-contrast view taken by the HiRISE camera onboard NASA's Mars Reconnaissance Orbiter.
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SETI Institute @setiinstitute.bsky.social · 01/10/2026
⭐ TODAY: Did this star eat its planets? A new technique can uncover evidence of stars swallowing rocky worlds. Lead author Anne Rathsam joins @goastromo.bsky.social on SETI Live to explain the cosmic detective work. 🧪 🔭 👩‍🔬 🕚 11 am PDT 📺 Watch live: youtube.com/live/cIy5-Bd...
SETI Live record button logo. Text: This star ate its planets with Moiya McTier and Anne Rathsam, Thursday 1 October 2026, 11:00 am PDT / 2:00 pm EDT. Background: Artist's impression of a star with a planet crashing into it. Inset: Photos of Moiya McTier and Anne Rathsam.
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SETI Institute @setiinstitute.bsky.social · 30/09/2026
🌎 Today is the last day to launch the search. MARBLE is the SETI Institute's first space observatory. It will study Earth from lunar orbit and create the reference astronomers need to recognize a living planet around another star. 🧪 🔭
SETI Institute fundraising poster promoting its first space observatory with headline "Are we alone? Let's go find out," urging last-chance donations to add your name, noting gifts matched up to $50,000 through Sept 30, and featuring a "Launch the Search" call-to-action button.
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SETI Institute @setiinstitute.bsky.social · 30/09/2026
#PPOD: On September 30, 1880, American astronomer Henry Draper captured the first photograph of the Orion Nebula, marking an important milestone in the history of astrophotography. Using an 11-inch Alvan Clark refractor and the relatively new dry-plate photographic process... 🧪 🔭
Grainy black-and-white astronomical photo showing a glowing nebula with two bright cores amid diffuse gas, surrounded by several overexposed small point stars.
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SETI Institute @setiinstitute.bsky.social · 30/09/2026
Would we recognize an extraterrestrial signal if we found one? Tomorrow, SETI Institute scientist Dr. Vishal Gajjar joins ScienceKind to explore the Great Radio Silence—and how AI could help expand the search for technosignatures. 🧪 🔭 📅 Sept. 30, 9:30 am PDT www.sciencekind.com/t/sk-cutting...
Promotional banner for "ScienceKind Talk: The Great Radio Silence in the Age of AI," showing a smiling man at left, event title and subtitle in the center-right, and ScienceKind and SETI Institute logos at the bottom right.
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SETI Institute @setiinstitute.bsky.social · 29/09/2026
PRESS RELEASE From viruses and genomes to habitable environments and the birthplaces of planets, three new postdoctoral fellows have joined the SETI Institute. 🧪 🔭 Welcome L. Felipe Benites, Genesis Berlanga, and Dingshan Deng! Learn about their research: www.seti.org/news/three-n...
SETI Institute logo. Background: Artist's impression of a rocky planet set amongst background stars with some technological design elements. Banner text: SETI Institute Welcomes Three New Postdoctoral Fellows. Inset: Photos of L. Felipe Benites, Genesis Berlanga and Dingshan Deng.
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SETI Institute @setiinstitute.bsky.social · 29/09/2026
#PPOD: The Venetian Lagoon spreads across Italy’s Adriatic coast in this striking satellite view, with the historic city of Venice visible among the islands and waterways. Bright turquoise patterns reveal sediment suspended in the shallow water, tracing currents and tidal channels in the lagoon. 🧪
Aerial satellite view of Venice and its lagoon, showing the dense red‑roofed island city crisscrossed by the S‑shaped Grand Canal, nearby islands and marshes, the causeway to the mainland, and turquoise waters streaked with boat wakes.
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SETI Institute @setiinstitute.bsky.social · 28/09/2026
🌏️ Only 2 days left to help Launch the Search! MARBLE is the SETI Institute's own science payload — our instrument, our questions. It flies to lunar orbit and looks back at the whole disk of Earth, measuring our own living planet the way we'll one day measure another. 🧪 🔭
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SETI Institute @setiinstitute.bsky.social · 28/09/2026
#PPOD: The night sky stretches above ESO’s Paranal Observatory in Chile’s Atacama Desert, one of the world’s premier locations for ground-based astronomy. This view was captured beside Paranal’s Visitor Center, beneath the exceptionally dark skies... 🧪 🔭
Milky Way and countless stars arching over a green Paranal Technology Museum railcar and a mounted telescope on a gravel observatory terrace, evoking nighttime stargazing.
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SETI Institute @setiinstitute.bsky.social · 26/09/2026
What will exoplanet science look like in 25 years? 🔭 Dr. Collin Cherubim thinks we'll have data from Earth-like planets that lets us seriously debate whether we're seeing signs of life. #ICYMI, watch this week’s SETI Live: [LINK] 🧪 #Exoplanets 🔭
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SETI Institute @setiinstitute.bsky.social · 26/09/2026
Dr. Ben Tofflemire is a Pipeline Scientist for NASA’s Transiting Exoplanet Survey Satellite (TESS) mission at the SETI Institute. He helps manage and develop the Science Processing Operations Center (SPOC) pipeline at NASA Ames Research Center... 🧪 🔭 #NotJustAliens
Text: #notjustaliens. Ben Tofflemire, Astrophysics / Data Science. Background: Starry night sky. Inset: Photo of Ben Tofflemire.Text: Dr. Ben Tofflemire is a Pipeline Scientist for NASA’s Transiting Exoplanet Survey Satellite (TESS) mission at the SETI Institute. He helps manage and develop the Science Processing Operations Center (SPOC) pipeline at NASA Ames Research Center, where observations from TESS are processed and transformed into exoplanet candidates. Background: Starry night sky with graphics of a star and exoplanets in front of it.Text: His research also explores how stars and planets form and evolve, with a particular focus on young planetary systems less than 300 million years old. Dr. Tofflemire uses observations from facilities including TESS, ALMA, and the James Webb Space Telescope to study young stars, planet-forming disks, and the processes that shape emerging planetary systems. Background: Starry night sky with graphics of a star and exoplanets.SETI Institute logo. Graphics: (top) Black hole. (bottom) Radio telescope dishes at the Allen Telescope Array. Background: Starry night sky.
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SETI Institute @setiinstitute.bsky.social · 26/09/2026
⭐ Did this star eat its planets? Astronomers have found a new way to uncover evidence of stars swallowing rocky worlds. Lead author Anne Rathsam joins @goastromo.bsky.social on #SETILive to explain the cosmic detective work. 📅 Oct. 1 | 11 am PDT 🧪 🔭
SETI Live record button logo. Text: This Star Ate Its Planets with Moiya McTier and Anne Rathsam, Thursday, 1 October 2026, 11:00 am PDT / 2:00 pm EDT. Background: Artist's impression of a planet impacting a star. Inset: Photos of Moiya McTuer and Anne Rathsam.
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SETI Institute @setiinstitute.bsky.social · 25/09/2026
📰 What made headlines for the SETI Institute in August? Catch up on the science, discoveries, and conversations featuring SETI Institute researchers in our monthly roundup. 🔗 www.seti.org/news/in-the-... 🧪 🔭
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SETI Institute @setiinstitute.bsky.social · 25/09/2026
#PPOD: How small can something form like a star? JWST has found brown dwarfs in IC 348 with only about twice Jupiter’s mass—the least massive brown dwarfs known. Their existence challenges models of how stars and brown dwarfs form. 🧪 🔭
A star-forming region. It is blanketed in thick clouds of gas and dust, millions of kilometres across, that form swirling patterns. Bright stars are scattered throughout the clouds, with the densest cluster situated in the centre of the scene. Each is crowned with six long points created by the optics of the telescope’s mirrors. In the upper right, a couple of hidden stars blast out long, glowing jets of material.
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SETI Institute @setiinstitute.bsky.social · 24/09/2026
🌎 A rocky world in another star’s habitable zone has an atmosphere — a first for astronomy. 🔴 TODAY at 2:30 pm PDT, @allplanets.bsky.social talks with lead author Dr. Collin Cherubim on SETI Live. Watch live + bring your questions! 🔗 youtube.com/live/ZnSd-ia... 🧪 #Exoplanets 🔭 #SETI
SETI Live record button logo. Text: A World With Air with Franck Marchis and Collin Cherubim, Thursday, 24 September 2026, 2:30 pm PDT / 5:30 pm EDT. Background: Artist's impression of a rocky world with a faint haze around it. In the distance is a red dwarf star and another planet making a transit across the star. Inset photos: Franck Marchis and Collin Cherubim.
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SETI Institute @setiinstitute.bsky.social · 24/09/2026
#PPOD: Roman has opened its eyes! These fuzzy rings are the first photons of starlight captured by the Nancy Grace Roman Space Telescope’s 300-megapixel Wide Field Instrument. And yes, they’re supposed to look like that—for now. 🧪 🔭
This test image captures the very first photons of starlight to reach the Wide Field Instrument on NASA’s Nancy Grace Roman Space Telescope. Roman’s primary science instrument has opened its eyes to the universe for the first time, revealing a sea of out-of-focus stars, each spread out over many thousands of pixels. The image, which zooms into one detector and zooms again to a single star in the insets, offers a baseline the Roman team will work from to align the telescope’s optics and tune the focus.
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SETI Institute @setiinstitute.bsky.social · 23/09/2026
🌎 MARBLE will study Earth from lunar orbit as if it were an inhabited exoplanet, helping future searches for life. Gifts of $100+ put your name aboard the spacecraft, and all gifts are matched through Sept. 30. 🚀 🔗 www.seti.org/projects/mar... 🧪 🔭
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SETI Institute @setiinstitute.bsky.social · 23/09/2026
#PPOD: 180 years ago today, Johann Gottfried Galle used this telescope to discover Neptune — almost exactly where mathematics predicted it would be. Urbain Le Verrier calculated the location of an unseen planet from its gravitational effects on Uranus. On Sept. 23, 1846, Galle searched for it. 🧪 🔭
Long classical refracting telescope mounted on a tall wooden tripod displayed behind a low railing in a softly lit museum gallery, with a lit display case and framed historical illustration on the wall.
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SETI Institute @setiinstitute.bsky.social · 22/09/2026
#PPOD: Mars turns purple near its south pole! Morning light, airborne dust, surface frost, and dark volcanic material create the striking colors in this Mars Express view of Thyles Rupes. 🧪 🔭
False-color satellite view of Mars' cratered polar plain, showing multiple round impact craters, bright frost or ice deposits, layered dunes and eroded reddish terrain.
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SETI Institute @setiinstitute.bsky.social · 21/09/2026
#PPOD: Hurricane Melissa swirls south of Jamaica, as seen from the ISS. Sentinel-6 satellites measure the ocean from space, helping scientists track heat that can fuel hurricane intensification. Credit: NASA 🧪 🔭 Learn more: www.jpl.nasa.gov/news/how-2-u...
Massive hurricane with a sharply defined eye and spiral cloud bands over the ocean, seen from low Earth orbit with International Space Station solar panels framing the storm.
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SETI Institute @setiinstitute.bsky.social · 19/09/2026
🐋👽 Would we recognize an alien signal if it didn't look like something humans would send? Humpback whale communication offers a fascinating way to examine the assumptions we bring to the search for intelligence beyond Earth. ICYMI on #SETILive: youtube.com/live/D9RQAgm... 🧪 👩‍🔬
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SETI Institute @setiinstitute.bsky.social · 19/09/2026
Dr. Laura Venuti is an astronomer who studies how young stars form and evolve. She combines observations from ground- and space-based telescopes to investigate complex interactions among young stars, the gas and dust disks surrounding them, and their larger environments. 🧪 🔭 👩‍🔬 #NotJustAliens
Text: #notjustaliens. Laura Venuti, Astronomy. Background: Starry night sky. Inset: Photo of Laura Venuti.Text: Dr. Laura Venuti is an astronomer who studies how young stars form and evolve. She combines observations from ground- and space-based telescopes to investigate complex interactions among young stars, the gas and dust disks surrounding them, and their larger environments. Background: Starry night sky with graphics of a star and exoplanets in front of it.Text: By tracking how these young star-disk systems change in ultraviolet, visible, and infrared light, Dr. Venuti can uncover the physical processes shaping their early lives, from material falling onto a growing star to magnetic activity and dust movement within its disk. Background: Starry night sky with graphics of a star and exoplanets.SETI Institute logo. Graphics: (top) Black hole. (bottom) Radio telescope dishes at the Allen Telescope Array. Background: Starry night sky.
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SETI Institute @setiinstitute.bsky.social · 19/09/2026
The SETI Institute is proud to support the Space Robotics Workshop at IROS 2026 as a Platinum Sponsor. We are thrilled to help make this year’s workshop possible and support the community we’re building. More info: space-robots.org/events/iros2... #IROS2026 #SRWatIROS2026
Promotional poster for IROS 2026 Space Robotics Workshop featuring a cratered lunar surface background, event in Pittsburgh, PA on September 27, organizer and sponsor logos (including IEEE), and the tagline "Space exploration & sustained operations beyond Earth."
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SETI Institute @setiinstitute.bsky.social · 18/09/2026
#PPOD: Jupiter’s largest moon, Ganymede, prepares to disappear behind the giant planet in this crisp view captured by the Hubble Space Telescope. Larger than Mercury, Ganymede orbits Jupiter every seven days, regularly passing in front of and behind the planet as seen from Earth. 🧪 🔭
Jupiter fills the frame with pale orange and white cloud bands and the swirling Great Red Spot near center-left, while a small illuminated moon (Ganymede) appears against the black space at lower right.
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SETI Institute @setiinstitute.bsky.social · 18/09/2026
🌎 A rocky world in another star’s habitable zone has an atmosphere — a first for astronomy. 🔴 Join @allplanets.bsky.social and lead author Dr. Collin Cherubim for SETI Live on Sept. 24 at 2:30 pm PDT. 🔗 youtube.com/live/ZnSd-ia... 🧪🔭
SETI Live record button logo. Text: A World With Air with Franck Marchis and Collin Cherubim, Thursday, 24 September, 2026, 2:30 pm PDT / 5:30 pm EDT. Background: Artist's impression of a rocky world with a fuzzy atmosphere orbiting a red dwarf star in the distance. Inset: Headshot photos of Franck Marchis and Collin Cherubim.
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SETI Institute @setiinstitute.bsky.social · 17/09/2026
#PPOD: NASA’s Chandra X-ray Observatory has captured the first image of an astrosphere—the bubble created by a star’s wind—around a star similar to our Sun. HD 61005, nicknamed the “Moth,” lies about 120 light-years away and is roughly the same mass and temperature as the Sun... 🧪 🔭
Bright purple-white glowing astronomical object with a crescent-shaped disk and radiating light rays, surrounded by faint purple halos and set against a dark star field dotted with blue-white stars.
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