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Jennifer Lynn Bartlett

@bartlettastro.bsky.social
292 followers 33 following 288 posts

Sharing the joy of astronomy through practical applications, teaching, and public outreach writing in personal capacity, opinions my own #science #astronomy #histsci #scicomm #stemed

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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 23/09/2026
For those that observe, may you and yours be blessed w/ abundance & balance this #equinox Sept 23 0005 UT (Sept 22 2005 EDT) #Sun crossed #celestialequator southward UMass Amherst Sunwheel vividly teaches these #season cycles #astrophysics #autumnalequinox #calendar #fall #histsci 🧪🏛️🍎☀️ #scicomm
Red-gold sunset sky over distant hills framing two standing stones with a sign identifying the direction as "West" in the foreground. Two people, one with a dog on a leash, are talking by the stones.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 21/09/2026
To those who observe, may you have a good final sealing. #RoshHashanah is #newmoon, #newyear #YomKippur occurs 10 days later w/ #Moon waxing but not yet full Jewish #calendar synchronizes #moonphases & #seasons ( #lunar & #solar cycles). #timekeeping #astrophysics #histsci 🧪🍎 🏛️ #scicomm
c.4th/5th cen CE bronze protective talisman with three Jewish symbols: a lulav, menorah, and shofar.  photograph by J.-L. Pilon of item in Reifenberg collection, Israel Museum.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 20/09/2026
"And all I ask is a tall ship and a star to steer her by" (Sea-Fever, Masefield) ... & a quadrant for sights & calculations celestial #navigation in the #GoldenAgeofPiracy #celnav #astrophysics🧪🏛️ #talklikeapirateday #histsci #MarinersMuseum #instrumentation #timekeeping
Antique wooden gunter-type quadrant with engraved calendar and hour lines, photographed on white padded fabric, with a thin string and small metal plumb bob extending from one side. c. 1690. Mariners' Museum accession # 1991.0057.000001
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 15/09/2026
Got plates? Astronomical photographic plates that is? If so, please let us know 2026 Census in Progress harvard.az1.qualtrics.com/jfe/form/SV_... Because we can never image the same sky twice #astronomy #photography #archives #histsci #astrophotography @aas.org @aip.bsky.social 🏛️☀️🧪
harvard.az1.qualtrics.com
Census of Astronomical Photographic Plates | Initial Questionnaire
The International Glass Plates Group (IGPG) team, in conjunction with the International Astronomical Union Commission B2 Working Group on the Preservation and Digitization of Photographic Plates (WG-P...
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 03/09/2026
An opportunity to work with both @scixcommunity.bsky.social and @harvardplatestacks.bsky.social
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 02/09/2026
paid undergrad #internship in-person @ CfA Cambridge MA #history of #astronomy (helio/planet) #libraryscience #womenshistory Apply online (closing soon) academicjobsonline.org/ajo/jobs/32327 thanks to Smithsonian American Women’s History Museum #SmithsonianWomensHistory #WomeninSTEM #histsci 🍎🧪☀️
academicjobsonline.org
Center for Astrophysics | Harvard & Smithsonian
Job #AJO32327, Intern, , Center for Astrophysics | Harvard & Smithsonian, Cambridge, Massachusetts, US
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American Astronomical Society (AAS) @aas.org · 02/09/2026
#AAS249 Planning to submit an iPoster for the 249th AAS meeting in Salt Lake City? Now's the time to start preparing! AAS member Dr. Ronald Gamble provides step-by-step instructions in this short tutorial. Abstract deadline: 30 September www.youtube.com/watch?v=PlGv... 🔭
youtube.com
Creating an iPoster Presentation (Tutorial)
YouTube video by AAS
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AAS Nova @aasnova.org · 02/09/2026
How early did planets form in the universe? A recent study used simulations to find that planetesimals could have formed significantly earlier than previously thought. 🧪🔭 aasnova.org/2026/09/02/p...
aasnova.org
Primordial Planetesimals from the Guts of Population III Stars
How early did planets form in the universe? A recent study used simulations to find that planetesimals could have formed significantly earlier than previously thought.
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Daniel Pomarède @pomarede.bsky.social · 01/09/2026
Cosmography archives Correspondence between Messier's Catalogue and Dreyer's New General Catalogue identifiers, with positions and descriptions, in a convenient tabular form. by Harlow Shapley and Helen Davis (1917) ui.adsabs.harvard.edu/abs/1917PASP... #Cosmology 🧪
a table with seven columns: Messier Id, NGC Id, R.A., Dec., Galactic Longitude, Galactic Latitude, Description, for the first 58 objects of Messier's cataloga table with seven columns: Messier Id, NGC Id, R.A., Dec., Galactic Longitude, Galactic Latitude, Description, for the objects 58 to 103 of Messier's catalog, with footnotes
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SETI Institute @setiinstitute.bsky.social · 01/09/2026
#PPOD: A Kilometer Up on Mars 🔴 After 14 years on Mars, NASA’s Curiosity rover has reached a new milestone: climbing a full kilometer (0.62 miles) in elevation since landing on the floor of Gale Crater. 🧪 🔭
Rover wheel tracks crossing a barren, reddish Martian plain toward distant layered hills and cliffs under a hazy, dusty sky, showing planetary surface exploration.
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Sky & Telescope @skyandtelescope.bsky.social · 31/08/2026
Launched on August 30th, NASA’s newest flagship space observatory will go a long way toward filling in our understanding of questions on the forefront of astronomy and cosmology such as the nature of dark matter and dark energy. skyandtelescope.org/astronomy-ne...
skyandtelescope.org
NASA Launches Nancy Grace Roman Space Telescope
Launched on August 30th, NASA’s newest flagship space observatory will go a long way toward filling in our understanding of questions on the forefront of astronomy and cosmology such as the nature of ...
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Sky & Telescope @skyandtelescope.bsky.social · 31/08/2026
The legendary Stellafane Convention has been blowing away expectations for an entire century, and plans are in place to make sure it continues to do so for another 100 years. skyandtelescope.org/astronomy-ne...
skyandtelescope.org
Stellafane or Bust
The legendary Stellafane has been blowing away expectations for a century, and plans are in place to make sure it continues to do so.
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American Astronomical Society (AAS) @aas.org · 31/08/2026
🔭 Our new policy blog post shows that the number of astronomical sciences research awards made by NSF has decreased by 57% since last year, corresponding to a 51% reduction in funding. (1/2)
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 01/09/2026
Happy #meteorological #fall? #Meteorologists align their seasons with #calendar #month s because it makes the #statistics easier. #Astronomers align their calendars with the #Earth's orientation, orbit, and #seasons, because that's how #solar calendars work. #timekeeping #autumn🍎☀️🧪
Infographic showing difference between meteorological and astronomical seasons:  meteorological seasons align with calendar months, astronomical seasons begin with either a solstice or equinox and align with the Earth's orientation towards the Sun, courtesy NOAA
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 13/08/2026
#IGARSS26 Today is last day of #SciX demos in exhibit hall When you get home, remember SciXplorer.org #NASA -funded #openscience #digitallibrary NOT web-scraped FREE & easily available in your browser No account required Designed for #Earthscience, inc #remotesensing by scientists for scientists
Screenshot of SciX “Science Explorer” website home page. Header bar shows SciX logo, a dropdown labeled “Earth Science,” and navigation links such as Tour, Feedback, ORCID, About, Help, and Account (optional). Below, large text reads “WELCOME TO THE SciX Digital Library” above five vertical, rectangular photographs representing NASA disciplines. The paragraph below the photographs states, "SciX covers & unifies Earth science, planetary science, astrophysics, heliophysics, & NASA-funded biological & physical sciences." Link to "Learn More." follows text. Further down, icons highlight statistics: “30M+ Scientific Documents,” “300M+ Citations,” “~8000 Peer Reviewed Journals,” & “16M+ Annual Users.” At the bottom, panel announces, "The team behind the NASA Astrophysics Data System has officially launched SciX, a powerful modern interface to our dramatically expanded database." Link to "Watch our launch video here." follows with launch video thumbnail on other side of text.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 12/08/2026
#IGARRS26 Mugdha Polimera & I have stickers & buttons by @scixcommunity.bsky.social Ambassador Yueyi Che + #SciX #openscience #digitallibrary demos to accelerate your research What are you looking for? We can find it! #remotesensing #geoscience #Earthscience #SAR #lidar #NASAscience #IEEE #data
Hexagonal SciX sticker with cartoon-style scientists collaborating. Three people sit at a table with a laptop that says “Thank you! Any Questions” and a banner reading “We use SciX for Open Science.” Below them, two more scientists, one in a headscarf and one in a spacesuit helmet, smile and talk. The SciX logo and URL “www.SciXplorer.org” appear at the top on a yellow background.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 11/08/2026
#IGARRS26 Join Mugdha Polimera & me for a demo of #SciX, the #NASA -funded #digitallibrary for #openscience Accelerate your lit search Discover papers, #data, & #software What are you looking for? We can find it! @scixcommunity.bsky.social #remotesensing #geoscience #Earthscience #SAR #lidar
A woman sits at an exhibit booth for “SciX” with a large black backdrop showing colorful space and Earth images and the website “SciXplorer.org.” In front of the backdrop is a table covered with swag items, water bottles, and flyers, plus a large monitor displaying a webpage. The woman, wearing a blazer and conference badge, sits to the right of the table next to an open laptop, smiling toward the camera in a busy conference setting.
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Science Explorer (SciX) @scixcommunity.bsky.social · 10/08/2026
We're at #IGARSS2026 in Washington DC all week! Head to booth 111 to meet the SciX team and find out more about the Science Explorer platform and how it can help support you and your remote sensing research needs.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 01/08/2026
#Mars #researcher Web designer/mistress #Runner #Knitter / #Spinner Daughter/Mother/Wife #Astronomer Malynda Chizek Frouard, you inspire me! #WomeninSTEM #webdesign #womanastronomersday #astronomy #planetaryscience @stsci.edu @mast-news.bsky.social
A smiling woman in an R2D2 hoodie holds two meteorite samples, one in a plastic bag while wearing latex gloves and an ID badge on a lanyard. A galaxy image fills the background.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 14/07/2026
Sextant c.1941. Willing to demonstrate. Prefer my celestaire for sights tonight and local apparent noon tomorrow. #sail250 #astrophysics #histsci #scicomm #science #dusky #sun
Old metal instrument in wooden box with rating card
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 14/07/2026
Ships in the night #sail250
Two tall ships in port lit up at night. One has its "sails" outlined in red and  blue lights. The other is less defined but still shines with white lights.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 13/07/2026
Aaah, my ship came in and she is beautiful. #sail250 #celnav
Tall ship silhouette against blue sky. Ship is at pier with sails furled and gangway ginger access to her deck. She is white with red Coast Guard stripe and logo. She bears an eagle on her prow.
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Tara C. Smith @aetiology.bsky.social · 11/07/2026
This can help you get started if it all seems intimidating.
ombcomment.netlify.app
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 11/07/2026
www.urgentmatter.press/nasa-recomme... #astronomy #library #books #history
urgentmatter.press
NASA set library's fate before the review it promised
A recommendation to divest over 95% of the collection predates an assessment an official later swore was done with no corners cut.
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Vicent J. Martínez @vicentjm.bsky.social · 11/07/2026
A superb article on the truly remarkable Virginia Trimble, a wonderful astronomer and someone I’ve had the great privilege of collaborating with. Our latest work together was the book “The Reinvention of Science: Slaying the Dragons of Dogma and Ignorance”. 🔭⚛️🧪 skyandtelescope.org/astronomy-re...
skyandtelescope.org
Virginia Trimble, Memory Keeper of Modern Astronomy
Virginia Trimble collected "shiny things" in astronomy — and her curated collections fascinated astronomers around the world.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 11/07/2026
Last month with Mt. Wilson's 3rd generation Sam Hale = George Ellery Hale grandson Deborah Shapley = Harlow Shapley granddaughter Gabriele Vajente was Talks+Telescopes speaker about @ligo.org Thank you @mtwilsonobs.bsky.social for a marvelous evening #astrophysics #histsci #scicomm #darksky
Four adults standing side by side outdoors, smiling at the camera. From left to right: a person in a cap, shirt, and light blue sweater vest; a person with long hair wearing a patterned top and dark jacket; a person in a light blazer over a dark shirt; and a person in a dark blazer, blue shirt, and jeans. Trees and part of a building are visible in the background. photograph courtesy Dan Kohne (MWI)
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Keith Smith @drkeithsmith.bsky.social · 10/07/2026
Update: in response to this news report, Springer Nature has reinstated the papers. The notices placed on the articles blame "human error in 2011". 🧪⚛️🔭 www.science.org/content/arti...
science.org
Springer Nature restores Max Planck’s mysteriously retracted papers
Publisher denies a bot was to blame for withdrawing famed physicist’s work
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Keith Smith @drkeithsmith.bsky.social · 26/06/2026
Why did Springer Nature retract two papers by Max Planck, ~70 years after they were published? Any why were they selling blank PDFs for $40? The answer seems to involve a misbehaving unsupervised algorithm. Because of course it does. 🧪⚛️🔭 www.science.org/content/arti...
science.org
Why have papers by one of history’s most famous physicists been retracted?
Springer Nature has removed two studies by Max Planck. A bot may be to blame
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 04/07/2026
Thomas Jefferson (4/2/1743 o.s.-7/4/1826) Virginian, patriot, author of the Declaration of Independence, slaveholder Complicated legacy, much like America Never however without hope and promise Where will our next 250 take us? #FourthOfJuly2026 #History #America250 #IndependenceDay #Monticello
Tall gray stone obelisk grave marker for Thomas Jefferson standing in a green cemetery, surrounded by trees and other markers. Engraved text reads "Here was buried Thomas Jefferson Author of the Declaration of American Independence and of the Statute of Virginia for religious freedom & Father of the University of Virginia." Photograph courtesy Thomas Jefferson Foundation.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 22/06/2026
For those who celebrate, may you feel the power and radiance of your light on this #SummerSolstice. June 21, 2026 08:24 UT1 #Sun reaches 23.5 N declination, above #TropicofCancer #astrophysics #calendar #season #tropics #summer #solstice
Field of purple vanilla flowers, photograph courtesy Hans 2012 via Pixabay
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 22/06/2026
#Northernhemisphere #Summersolstice occurs when #Earth ’s tilt toward #Sun is max & Sun is directly over #TropicofCancer (23.5°N latitude) During #summer #solstice, Sun is at highest point in sky & marks longest #daylight of #year #astrophysics #calendar #season #tropics 🍎☀️🧪
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Astronomy Picture of the Day 🪐 @apod.shinyakato.dev · 21/06/2026
🔭 Keogram: The Sky in 2025 Image Credit & License: //creativecommons.org/licenses/by-sa/4.0/deed.en">License: Cees Bassa (Netherlands Institute for Radio Astronomy) ap260621
An image of the sky over the Netherlands
taken every 15 seconds during 2025. Visible are night, day,
solstices, equinoxes, moonglow, the blue hour, and more.
Please see the explanation for more detailed information.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 16/06/2026
#AAS248 Numbering the Women who Numbered the Stars June 16 2:50-3:00 PM EDT Pasadena Conf Ctr Ballroom C How @harvardplatestacks.bsky.social & @scixcommunity.bsky.social will build digital #author profiles for early #WomeninSTEM #ExploreAstronomy #histsci #astrophysics #libraryscience
Black‑and‑white portrait of a woman with short, wavy hair on the left, and on the right a bright blue panel with white text that reads: “Martha Betz Shapley 1890–1981. Astronomer. ISNI 0000 0005 1344 2745. Eclipsing binary stars. Computational astronomy.”
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 15/06/2026
#AAS248 Observing #Arctic #Twilight iPoster 129.02 Terminal 28 June 15 5:30-6:30 PM PDT all the colors of cold civil, #nautical, astronomical twilights how do we model well #naturallight available in the subtle between times #ExploreAstronomy #illuminance #refraction ☀️ #atmosphericphysics #Moon
Wide view of a frozen sea under a deep blue sky, with broken sheets of ice floating across the cold, flat water.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 15/06/2026
#AAS248 It's 2026 Do you know where yr dissertation is? iPoster 102.10 Terminal 9 June 15 9-10 AM PDT @scixcommunity.bsky.social #AstroGen #Astronomy #Thesis Collection want to ensure your pivotal work is findable, accessible #ExploreAstronomy #openscience #planetaryscience #scicom ☀️🍎 #library
A softly lit library aisle with tall bookshelves full of books lining both sides, receding into the distance under a row of exposed hanging lightbulbs. StockSnap 2017 via Pixabay
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 26/05/2026
Today, we remember the courage, the strength, & the sacrifice of those who gave their lives for our country, our constitution, our freedom (& those who mourn them) Thank you Memorial Hall at #USNA honors graduates who died in service #MemorialDay #Navy #veteran #MilitaryHeroes #gratitude #honor
Grand interior of an ornate hall with a high, arched ceiling covered in decorative plasterwork and nautical-themed murals. A large multi-tiered crystal chandelier hangs from a skylight in the center. Tall columns, wall sconces, and framed flags and portraits line the pale stone walls above a polished wooden floor. photograph courtesy USNA (public domain)
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 25/05/2026
Bravo Zulu #USNA class of 2026 Fair winds and following seas, new ensigns Thank you for your willingness to serve. #graduation #Navy #USN #Annapolis #congratulations
A line of naval officers and dignitaries stand on a stage in the rain during a ceremony. At center, a person in a white dress uniform reaches forward to shake hands and receive an item from an officer in a dark blue uniform. A dark blue backdrop fills the background.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 20/05/2026
#AbSciCon26 Today Wed May 20 is last day for Exhibit hall Come before 5 PM CDT 4 #SciX demo accelerate yr science discover more open resources (data, software, papers) make yr work more citable #openscience #NASAscience #astrobiology #digitallibrary #planetaryscience ☀️🧪 #astrophysics #Earthscience
Illustrated badge-shaped logo labeled “Science Explorer” at the top, with “SciXplorer.org” beneath it. Inside the shield, a six-part pie-chart design represents different scientific disciplines: Earth Science (mountains, ocean, clouds), Planetary Science (a cratered planet), Heliophysics (the Sun with flares), Astrophysics (a telescope and starry sky), Biological & Physical Science (cells and lab icons), and an additional central wedge featuring an eye looking out. Small magnifying-glass planet icons appear on both sides of the shield.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 19/05/2026
#AbSciCon26 Poster 361 #SciX Supporting Open & Interdisciplinary Science Tue May 19 3:45-5:15 PM CDT 4,966 #astrobiology publications is a lot to manage 36M #research products even more so learn to navigate them effectively & efficiently #openscience #NASAscience #FAIR #Earthscience ☀️🧪 #library
Composite graphic titled “Astrobiology Publications.” Large white text on the left reads “Astrobiology Publications” with a subtitle “NASA-funded astrobiology publications.” Below, a stats section shows “4966 Publications” in bold blue and white text. The background is a collage of science journal covers, including Astrobiology, Nature, Science, PNAS, and a magazine with the headline “Alien Worlds on Earth,” featuring planetary and geological imagery.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 19/05/2026
#AbSciCon26 did she mention we have stickers
Circular illustration featuring a young woman in a flowing yellow dress seated in a wheelchair whose wheel is decorated like Jupiter. She has curly brown hair streaming behind her and reaches upward toward a glowing yellow-orange planet against a teal, star-speckled sky. A laptop rests behind her on the chair. On the left side of the circle is the SciX logo with a stylized magnifying-glass planet and the text “SciX” and “[ www.SciXplorer.org ]” running vertically.
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 19/05/2026
#AbSciCon26 look forward to seeing you this afternoon
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 19/05/2026
What's New @scixcommunity.bsky.social ? - #Astrobiology blog - #legacy data queued for digitization - @univofmaryland.bsky.social talk recap - #Earth 's crust electrical resistance modeled #astrophysics ☀️ #planetaryscience #Earthscience #NASAscience #openscience #digitallibrary #interdisciplinary
scixplorer.org
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 18/05/2026
#AbSciCon26 come learn how #SciX can support your #openscience about digital library as #interdisciplinary as #astrobiology to find data, software, proposals, papers to visualize yr lit search #planetaryscience #Earthscience #astrophysics ☀️🧪 #biology #physics #NASAscience @scixcommunity.bsky.social
Conference graphic for SciX at AbSciCon 2026. Across the top are five vertical space and science images representing the NASA science disciplines: Earth science, planetary science, astrophysics, heliophysics, and biological and physical sciences. At bottom left is the AbSciCon 2026 logo with planets and the dates “17–22 May 2026 – Madison, WI.” Center text reads: “Demoing Interdisciplinary Discovery – Exhibit Hall – MTuW 9:30–11:30 AM CDT – MTuW 2:00–5:00 PM CDT – What are you looking for? SciX will help you find it.” At bottom right is the SciX NASA Science Explorer logo with the URL “[SciXplorer.org]” in blue.
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Science Explorer (SciX) @scixcommunity.bsky.social · 18/05/2026
We’re at #AbSciCon26 all of this week! If you’re in Madison, WI, and want to know all about astrobiology and how our team have been enriching the corpus of astrobiology knowledge within SciX, find our team at our booth or our poster to learn more. We also have some cute swag!
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 18/05/2026
Congratulations Anna Kelbert mapped subsurface electrical resistivity We are vulnerable to #geomagneticstorms Understanding risk is important, but need effective prediction & responses #EarthScience #Earthcrust #solaractivity #geophysics @scixcommunity.bsky.social www.cfa.harvard.edu/news/scienti...
cfa.harvard.edu
Scientists Map the Hidden Electrical Structure of the U.S., Revealing New Clues About Earth's Interior and Potential Risks to the Power Grid | Center for Astrophysics | Harvard & Smithsonian
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 18/05/2026
" #Astronomer s? I thought they drove #train s." said no one ever. Thank you Mid-Continent #Railway #Museum for letting me join your Starlight Express for an evening of #stargazing by rail. #astrophysics #railroad #darksky #history #scicom
A black diesel locomotive numbered 1256 is stopped on curved tracks beside a small historic train station labeled “North Freedom,” with green baggage carts on the platform, a few people walking nearby, parked cars in the lot, and leafy trees in the background under a soft evening sky.
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Science Explorer (SciX) @scixcommunity.bsky.social · 05/05/2026
The SciX Team are at #EGU26 in very sunny Vienna this week! Come and see Daniel and Suze to discover what we're up to at our booth on Level -2 (between the posters and the coffee - both equally tempting). Anna has a talk on Thursday and Suze has a poster on Friday. See you there!
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 02/05/2026
For those who celebrate, may the #Beltane fires awaken your spirit and guide toward renewal. #MayDay is a #crossquarter day, falling halfway between #vernalequinox and #summersolstice #calendar #timekeeping #seasons #astrophysics #equinox #solstice 🍎
Nighttime scene of a fire performance in front of a row of tall stone columns, with three large abstract symbols made of flames suspended in the air and burning brightly against the dark background, while small figures stand silhouetted below. National Monument on Calton Hill, Edinburgh, during the 2007 annual  Beltane Fire Festival, photograph by B. McAdam via WikiMedia Commons (CC-BY-SA 2.0 G)
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Jennifer Lynn Bartlett @bartlettastro.bsky.social · 29/04/2026
BZ Trident Scholar "Zooming in on Dual and Binary Supermassive Black Holes w/ JWST using Aperture Masking Interferometry" #USNA #mids #USNavy #USNO #NRL #UnivWynoming #astronomy #JWST #blackhole #womeninSTEM
photograph of two women standing together in front of a scientific poster with other posters further in background; woman on left is in formal military uniform, woman on right is in formal civilian attire
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Astronomy Picture of the Day 🪐 @apod.shinyakato.dev · 27/04/2026
🔭 Comet R3 PanSTARRS Behind Satellite Trails Image Credit & Copyright: Uli Fehr ap260427
A night sky filled with lines and dashed-lines 
appears above a hilly landscape featuring a distant
lit-up tower. Near the center of the image is a comet
shown by its small green coma and ion tail to the upper 
right.
Please see the explanation for more detailed information.
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