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Petri Mutka

@petrimutka.bsky.social
254 followers 270 following 417 posts

"Science!", said former theoretical astrophysicist.

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Petri Mutka @petrimutka.bsky.social · 13/10/2026
Mjims mjums. Kaalilaatikkoa, puolukkahilloa, näkkileipää ja maksamakkaraa! Mikä pikantti yhdistelmä!
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Petri Mutka @petrimutka.bsky.social · 12/10/2026
Joskus aina tulee maksamakkararenessanssi.
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Petri Mutka @petrimutka.bsky.social · 11/10/2026
Yllättävän iso prosentti. Ukrainaa kannattaa tukea jo tästäkin syystä kaikin mahdollisin keinoin!
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Petri Mutka @petrimutka.bsky.social · 11/10/2026
Pesukone sanoi E02. Kele ja tana. Olis nyt muutakin ajankohtaista.
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Petri Mutka @petrimutka.bsky.social · 10/10/2026
Voi voi. Ulkona + 3 C, pitäisi varmaan avata takanlämmityskausi.
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Vitun Pekka @vitunkoyha.bsky.social · 10/10/2026
Miltä kuudes sukupuutto kuulostaa? Tältä. #ekokatastrofi #KuudesSukupuutto #HiljainenKevät #joukkosukupuutto
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Fok_It @fokit-virallinen.bsky.social · 09/10/2026
Kaikki nää värit. (2017) #faksiarkistoista
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Petri Mutka @petrimutka.bsky.social · 08/10/2026
"Minä kuuntelen nyt Vivaldia."
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Petri Mutka @petrimutka.bsky.social · 07/10/2026
Kuppi kuumaa.
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Fok_It @fokit-virallinen.bsky.social · 05/10/2026
Seppiä kaikki. (2021) #faksiarkistoista
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Its rider’s name was Death... @kittyonunicorn.bsky.social · 30/09/2026
Honest commercial. www.youtube.com/watch?v=S2XT...
youtube.com
Chevron Ad
YouTube video by Hyperobject Industries
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European Space Agency @esa.int · 29/09/2026
A little help from Earth 🌍 On 28 September, our Juice spacecraft flew by Earth, using our planet’s gravity to adjust its course towards Jupiter, increasing its speed by 3.5 km/s while using very little fuel. Next up: another Earth flyby in 2029, before Jupiter in 2031. 🔗 esa.int/Science_Expl...
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Astrobiology @astrobiology.bsky.social · 28/09/2026
astrobiology.com/2026/09/28/j... #Astrobiology #JWST #astronomy #BrownDwarf
astrobiology.com
JWST Detection Of Methane Emission From A Young Brown Dwarf
In recent studies, we have used low-resolution spectroscopy (R~100) with the James Webb Space Telescope JWST to uncover low-mass brown dwarfs
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 29/09/2026
ESA/Webb (@esa.int) images (Aug 11, 2026) Located only 0.55 light-years from Sagittarius A*, IRS 3 is a highly evolved star enriching its surroundings despite the intense radiation. esawebb.org/images/weic2617b/
Location of the star IRS 3 near Sagittarius A*, the Milky Way's central supermassive black hole. Credit: ESA/Webb, NASA & CSA, F. Peißker, J. Lu, F. Yusef-Zadeh, N. B. Sabha, C. Chan
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 29/09/2026
NASA's James Webb Space Telescope on Flickr (Jan 29, 2024) Webb's view of NGC 4254 reveals its intricate spiral structure and vibrant colors. flic.kr/p/2pvfNQB
A detailed image of NGC 4254, a spiral galaxy with a central blue haze and orange spiral arms. Credit: NASA; ESA; CSA; STScI; Janice Lee (STScI); Thomas Williams (Oxford); PHANGS team
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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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James Webb 🔴 Gallery @webb-telescope.bsky.social · 29/09/2026
ESA/Webb (@esa.int) images (Nov 30, 2023) Probing the protoplanetary disc XUE 1 reveals water and other molecules, suggesting rocky-planet formation may extend to massive-star-forming regions. #MIRI #JWST esawebb.org/images/weic2329b/
Graph showing brightness versus wavelength from 13.3 to 15.5 microns for protoplanetary disc XUE 1, with molecular peaks highlighted. Credit: NASA, ESA, CSA, STScI, J. Olmsted (STScI), M. C Ramírez-Tannus (Max Planck Institute for Astronomy)
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 28/09/2026
ESA/Webb (@esa.int) images (Apr 3, 2024) This NIRCam image from the James Webb Space Telescope captures M82's galactic wind, shedding light on how rapid star formation influences the galaxy's future. esawebb.org/images/weic2410b/
An edge-on spiral starburst galaxy with a bright core and scattered stars, featuring dark dust tendrils and red filaments indicating galactic wind. Credit: NASA, ESA, CSA, STScI, A. Bolatto (UMD)
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HiRISE Beautiful Mars (NASA) @handle.invalid · 28/09/2026
HiPOD: Dunes in Northwestern Hellas Planitia From HiWish: “The purpose of this observation is to see if the dunes located here have significant differences compared to dunes elsewhere on Mars due to the special environment.” uahirise.org/hipod/ESP_077314_1470 #Mars #NASA #science
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 28/09/2026
NASA's James Webb Space Telescope on Flickr (May 1, 2024) Webb captures the beauty of NGC 6440, a globular cluster located 28,000 light years away, filled with hundreds of thousands of older stars. flic.kr/p/2pNxTat
A spherical collection of stars with a concentrated group of bright white stars at the center and several large yellow stars scattered throughout against a black background. Credit: ESA/Webb, NASA & CSA, P. Freire; Acknowledgement: M. Cadelano and C. Pallanca
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 27/09/2026
NASA's James Webb Space Telescope on Flickr (Jan 11, 2023) Webb uncovers star formation in NGC 346, showcasing dusty ribbons and protostars, offering insights into early universe conditions. flic.kr/p/2ob2oPU
A star cluster within a nebula featuring arcs of orange and pink gas and clusters of white stars. Credit: NASA; ESA; CSA; O. Jones (UK ATC), G. De Marchi (ESTEC), and M. Meixner (USRA); A. Pagan (STScI), N. Habel (USRA), L. Lenkic (USRA), and L. Chu (NASA/Ames)
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HiRISE Beautiful Mars (NASA) @handle.invalid · 26/09/2026
HiPOD: Ridges and a Valley with Flow Fronts With HiRISE resolution, we might be able to decipher what materials are in the ridges of the inverted channels in this region and what the flows are: lava or sediment? uahirise.org/hipod/ESP_031215_1830 NASA/JPL-Caltech/University of Arizona
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 26/09/2026
ESA/Webb (@esa.int) images (Oct 19, 2023) A high-speed jet stream has been identified over Jupiter's equator using #NASAWebb's NIRCam, revealing insights into the planet's turbulent atmosphere. esawebb.org/images/jupiter_jetstream1/
An infographic of Jupiter showing the planet's image and zoomed-in pullouts of its equatorial jet stream features. Credit: NASA, ESA, CSA, STScI, R. Hueso (University of the Basque Country), I. de Pater (University of California, Berkeley), T. Fouchet (Observatory of Paris), L. Fletcher (University of Leicester), M. Wong (University of California, Berkeley), J. DePasquale (STScI)
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 26/09/2026
ESA/Webb (@esa.int) images (Jan 13, 2025) Wolf-Rayet 140 reveals two stars creating carbon-rich dust, expanding outward at over 2600 km/s, just 5000 light-years from Earth. #NASAWebb #JamesWebb esawebb.org/images/weic2501d/
An image of Wolf-Rayet 140 showing a bright point of light surrounded by hazy dust shells resembling tree rings. Credit: NASA, ESA, CSA, STScI, E. Lieb (University of Denver), R. Lau (NSF NOIRLab), J. Hoffman (University of Denver)
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 26/09/2026
NASA's James Webb Space Telescope on Flickr (Oct 28, 2025) Webb captures the Red Spider Nebula, showcasing its outstretched lobes and vibrant structures formed by stellar evolution. flic.kr/p/2rFp1kB
A large planetary nebula with a central star hidden by a pinkish cloud of dust, radiating red light with blue loops of molecular gas extending outwards. Credit: ESA/Webb, NASA & CSA, J. H. Kastner (Rochester Institute of Technology)
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Prof. Eliot Jacobson @climatecasino.net · 25/09/2026
Best 'bonus moment of doom' ever? "we’re heating the planet 10 times faster than ever before in planetary history. And this fact alone means that scientific models are hampered, likely incomplete and inaccurate, because there’s no precedent for what’s happening."
counterpunch.org
Elites Have No Plan for Climate Collapse
Bill McGuire, emeritus professor, Geophysical & Climate Hazards, University College London is unique within the scientific community. He claims that
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 25/09/2026
ESA/Webb (@esa.int) images (Sep 15, 2026) A distant galaxy is magnified by gravitational lensing in the IC 348 star-forming region, showcasing warped images created by the gravity of another galaxy. esawebb.org/images/weic2619g/
A close-up of a galaxy among the greenish gas clouds of IC 348, showing a blue dot with orange lines representing warped images from gravitational lensing. Credit: ESA/Webb, NASA, CSA, K. Luhman, C. Alves De Oliveira, M. Zamani (ESA/Webb)
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 26/09/2026
NASA's James Webb Space Telescope on Flickr (Jun 2, 2023) Explore the delicate dust and star clusters of NGC 5068 in this mid-infrared image from #NASAWebb's MIRI instrument. flic.kr/p/2oECnpy
Mid-infrared image of barred spiral galaxy NGC 5068, showing dust, star clusters, and glowing bubbles of gas. Credit: ESA/Webb, NASA & CSA, J. Lee and the PHANGS-JWST Team
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Astrobiology @astrobiology.bsky.social · 25/09/2026
Searching for life in the universe www.cfpublic.org/2026-09-23/s... #astrobiology @setiinstitute.bsky.social te @awtyspace.bsky.social
cfpublic.org
Searching for life in the universe
The work of radio astronomer Frank Drake kicked off the modern search for life in the universe.
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HiRISE Beautiful Mars (NASA) @handle.invalid · 25/09/2026
HiPOD: Clay-Bearing Outcrops near Vedra Valles Clay-rich deposits are detected at this location on isolated hills near Lunae Planum. These outcrops need to be analyzed in detail to better characterize their shape. uahirise.org/hipod/ESP_077306_2000 NASA/JPL-Caltech/University of Arizona
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Maija Tervola @maijatervola.bsky.social · 26/09/2026
”Petrov was under direct orders to immediately report any nuclear launch warning to Soviet high command. Who would then launch a nuclear counterattack on the US. This nuclear World War III would have devastated human civilization, perhaps irrevocably. Stanislav Petrov disobeyed his orders.”
sammatey.substack.com
Happy Stanislav Petrov Day
Take five minutes to not destroy civilization
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 25/09/2026
ESA/Webb (@esa.int) images (Jan 29, 2024) NGC 1512, a barred spiral galaxy located 30 million light-years away in Horologium, reveals stunning details of star formation. esawebb.org/images/weic2403i/
Webb's image of NGC 1512 shows a face-on barred spiral galaxy with a bright center and intricate dust lanes. Credit: NASA, ESA, CSA, STScI, J. Lee (STScI), T. Williams (Oxford), PHANGS Team
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Petri Mutka @petrimutka.bsky.social · 25/09/2026
Tuli parhaasta basistista vanhat hyvät ajat mieleen 🤘🤘
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Astrobiology @astrobiology.bsky.social · 23/09/2026
astrobiology.com/2026/09/23/c... #astrobiology #exoplanet #astronomy
astrobiology.com
Characterization of the Compact Multi-planet System TOI-789: Validation of Three Terrestrial Planets, Dynamical Characterization, and Detection of a Fourth Temperate Candidate
We present the validation and dynamical characterization of TOI-789 a compact multi-planet system around an M3 dwarf at 43 pc
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Astrobiology @astrobiology.bsky.social · 22/09/2026
astrobiology.com/2026/09/22/t... #astrobiology #Mars #astrogeology
astrobiology.com
Thyles Rupes Region Of Mars
[ESA] We’re used to seeing pictures of Mars that are very different in colour to this berry-toned view, featuring tans, ochres, reds and browns – all caused by high levels […]
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 23/09/2026
ESA/Webb (@esa.int) images (May 27, 2026) Webb's NIRCam captures the Little Red Dot Abell2744-QSO1, revealing its gravitational lensing by the Abell 2744 mega-cluster of galaxies. esawebb.org/images/weic2609b/
Insufficient descriptive information provided Credit: NASA, ESA, CSA, L. Furtak (Ben-Gurion University), R. Maiolino (Cambridge), F. D'Eugenio (Cambridge), I. Juodžbalis (Cambridge), H. Übler (MPE), C. Marconcini (University of Florence). Image processing: A. Pagan
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 23/09/2026
NASA's James Webb Space Telescope on Flickr (Aug 9, 2023) Earendel, the farthest star known, is revealed in stunning detail by Webb, showcasing its brilliance and the surrounding cosmic landscape. flic.kr/p/2oUH3Yj
An image showing Earendel, the most distant star, alongside the Sunrise Arc galaxy, with various galaxies in the background. Credit: NASA; ESA; CSA; Dan Coe (STScI/AURA for ESA, JHU); Brian Welch (NASA-GSFC, UMD); Zolt G. Levay (image processing)
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Climate News @climatenews.bsky.social · 22/09/2026
The first 2 minutes of this exceptional documentary are a very good indication of the high quality of this brilliant 1 and a half hour journey through fear and despair and arriving at hope.
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Astrobiology @astrobiology.bsky.social · 22/09/2026
astrobiology.com/2026/09/22/j... #astrobiology @science.esa.int #ESAJuice #EuropaClipper
astrobiology.com
Juice Astrobiology Mission To Fly Past Earth For Third Gravity Assist
The European Space Agency’s Jupiter Icy Moons Explorer (Juice) will return to Earth on 28 September
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 23/09/2026
ESA/Webb (@esa.int) images (Jul 5, 2023) Observations of supernovae SN 2004et and SN 2017eaw show significant dust, shedding light on dust formation in the early Universe. #NASAWebb #MIRI esawebb.org/images/dustysupernovae1/
An image showing two supernovae, SN 2004et and SN 2017eaw, with dust clumps and color-coded temperature indicators. Credit: NASA, ESA, CSA, Ori Fox (STScI), Melissa Shahbandeh (STScI), A. Pagan (STScI)
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Prof. Eliot Jacobson @climatecasino.net · 22/09/2026
Your 'bonus moment of doom' for today: "The latest science confirms that we have breached, that we've transgressed seven of the nine planetary boundaries that regulate the health of the entire planet." www.youtube.com/watch?v=LnpE...
youtube.com
Official Planetary Health Check 2026 with Johan Rockström
YouTube video by Planetary Boundaries Science
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 23/09/2026
NASA's James Webb Space Telescope on Flickr (Feb 9, 2024) NGC 4303, a face-on spiral galaxy, showcases intricate spiral arms and filaments in Webb's high-resolution infrared imagery. flic.kr/p/2pxdV1t
Infrared image of NGC 4303, a face-on spiral galaxy, showing intricate spiral arms and filaments in orange and red. Credit: NASA; ESA; CSA; ESO; STScI; Janice Lee (STScI); Thomas Williams (Oxford); PHANGS Team
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Petri Mutka @petrimutka.bsky.social · 23/09/2026
Meidän giganttisella egolla varustettu terrieri pelkää kärpäslätkää, vaikka on reilun 10 metrin hajurako lätkimiseen.
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HiRISE Beautiful Mars (NASA) @handle.invalid · 22/09/2026
HiPOD: Sulfate Deposits in Iani Chaos This HiRISE image shows light-toned layered deposits within Iani Chaos. Many of the same deposits occur within the depressions of Iani Chaos, as well as several nearby regions like Aram and Aureum Chaos. More: uahirise.org/ESP_092877_1780
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Zack Labe @zacklabe.com · 23/09/2026
Watch the changes in 100 years of changing June-July-August temperature anomalies over land areas through 2026 (second highest on record)... Data from NOAAGlobalTemp v6.1.0: www.ncei.noaa.gov/products/lan...
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SETI Institute @setiinstitute.bsky.social · 23/09/2026
📡 Astronomers have detected radio signals coming directly from an exoplanet for the first time. No, it’s #notaliens. The signals from Beta Pictoris b appear to come from auroras generated by its magnetic field, offering a new way to study distant worlds. www.sciencealert.com/astronomers-... 🧪 🔭
sciencealert.com
Astronomers Detect Radio Signals Coming Directly From an Exoplanet For The First Time
There's no proof of other life beyond Earth yet, but scientists are constantly looking out and listening for signs that we're not actually alone in the Universe.
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James Webb 🔴 Gallery @webb-telescope.bsky.social · 22/09/2026
ESA/Webb (@esa.int) images (Sep 15, 2026) In the IC 348 nebula, two stars are surrounded by gas and dust, with diffraction spikes emphasizing their brightness and revealing their unique infrared characteristics. esawebb.org/images/weic2619c/
Insufficient descriptive information provided Credit: ESA/Webb, NASA, CSA, K. Luhman, C. Alves De Oliveira, M. Zamani (ESA/Webb)
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Prof. Eliot Jacobson @climatecasino.net · 22/09/2026
Continuing its voyage into uncharted waters, the latest preliminary Nino 3.4 sea-surface temperature anomaly is now at a record 3.08°C above the 1991-2020 baseline. Models expect the Nino 3.4 anomaly to continue rising into at least mid-November. Then there will be dragons.
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Petri Mutka @petrimutka.bsky.social · 23/09/2026
Tästä eteenpäin ollaan sitten pimeällä puolella.
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Timo Rossi @timorossi.bsky.social · 22/09/2026
Näin minäkin täällä pojan vauvalle selitin vähän asioita.
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