@planetgreaves.bsky.social
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📥 450
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Planet Venus scientist, creative, astronomer.
share.google/XduLDJohy4a8...
Oooooh! Much watery stuff in the clouds of Venus?!?
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Venus' Clouds Are 60% Water, According To Reanalyzed Pioneer Data
Reanalyzing old data with our modern understanding seems to be in vogue lately. However, the implications of that reanalysis for some topics are more impactful than others. One of the most hotly debat...
https://share.google/XduLDJohy4a8NUYKw
42 minutes ago
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"Weather reports for distant worlds"? - this project sounds so exciting!
add a skeleton here at some point
about 15 hours ago
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reposted by
Riding With Robots
1 day ago
The government is shut down, but they can't stop me from posting stuff here. At Mars this weekend, it's all eyes on the skies. NASA's robotic explorers – in orbit and on the ground – will attempt observations when Comet 3I/ATLAS cruises past the Red Planet on Oct 3
www.youtube.com/watch?v=ZtQH...
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NASA Spacecraft Observe Interstellar Comet 3I/ATLAS as It Approaches Mars
YouTube video by NASA Jet Propulsion Laboratory
https://www.youtube.com/watch?v=ZtQHgCEVZ4o
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reposted by
EarthSky
2 days ago
A new study says potentially
#dangerous
nearby
#asteroids
could be invisible to astronomers. These space rocks share
#Venus
' orbit and spend most of their time hidden by the sun's glare. They could come perilously close to
#Earth
:
buff.ly/xbor8VE
📸 Valerio Carruba/ Google Gemini/ Agência FAPESP.
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reposted by
JazzReads📚
4 days ago
So exhausting..
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Picturing the mars colonists sprinting outa the way...
add a skeleton here at some point
4 days ago
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reposted by
Elizabeth Stanway
12 days ago
New
#ScienceandSF
blog post! Today in
#CosmicStories
, I'm taking a look at Living Starships - featuring Star Trek, Babylon 5, Farscape and works by Justina Robson, Kameron Hurley and others.
www.warwick.ac.uk/CosmicStorie...
Comments always welcome.
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reposted by
Astrobites
14 days ago
From Joe Williams: Planets should form aligned with their host protoplanetary discs. So why does this star have a planet and disc that aren’t at all in line? 🔭✨☄️
astrobites.org/2025/09/18/f...
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Get back in line! A disc that won’t stay aligned with its planet
Planets should form aligned with their host protoplanetary discs. So why does this star have a planet and disc that aren't at all in line?
https://astrobites.org/2025/09/18/forming-misaligned-discs/
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Source: Nature
search.app/igpCL
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Equity in science is a beautiful lie — and I’m done pretending
Science isn’t really moving towards equity; institutions are just perfecting the appearance of equity. We need to build an alternative system.
https://search.app/igpCL
14 days ago
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reposted by
TransActual
16 days ago
A new report from TransActual demonstrates not only the emotional toll, but the degree to which trans people are having to reshape and limit their lives to avoid the new dangers posed to us in the UK. Read the report at:
tinyurl.com/community-li...
#Trans
#EqualityAct
#EHRC
#TransRights
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reposted by
Astrobites
20 days ago
From Maria Vincent
@themariavincent.bsky.social
: In today’s bite, the author dives into this beloved classic to search for lessons it has for everyone in academic astronomy 🔭✨☄️
astrobites.org/2025/09/12/a...
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A Commentary on Academic Astronomy: From the perspective of The Little Prince
In today's bite, the author dives into this beloved classic to search for lessons it has for everyone in academic astronomy
https://astrobites.org/2025/09/12/a-commentary-on-academic-astronomy-from-the-perspective-of-the-little-prince/
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reposted by
Meg Schwamb
22 days ago
If you have Rubin data rights (all US-based, Chilean-institution based, and international affiliate PIs and junior associates) do consider joining the LSST Solar System Science Collaboration
lsst-sssc.github.io
#EPSCDPS2025
add a skeleton here at some point
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reposted by
Dr Jan Eldridge
27 days ago
One of the awesome bits of supernova science I always love is when someone finds a new ancient record of a supernovae! In this case new Arabic records for SN1181 and SN1006 from poems!
arxiv.org/abs/2509.04127
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New Arabic records from Cairo on supernovae 1181 and 1006
The remnant of the historical supernova SN 1181 is under discussion: While the previously suggested G130.7+3.1 (3C58) appears too old (3000-5000 yr), the unusual star IRAS 00500+6713 with a surroundin...
https://arxiv.org/abs/2509.04127
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reposted by
Robert “The Bobby Yaga” McNees
28 days ago
Astrophysicist Dr. Jaqueline Hewitt, known for pioneering work on gravitational lensing, was born
#OTD
in 1958. In 1987 she led the team of observers at the Very Large Array that discovered the first "Einstein ring." (1/n) 🧪 🔭 👩🔬 ⚛️ Images: Hewitt et al, Nature 333, 537 (1988)
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reposted by
Elizabeth Tasker
about 1 month ago
A smooth rotator! This is the 40m Thai National Radio Telescope (TNRT) 🔭 with a design based on the Spanish Yebes Observatory. The telescope is based near Chiang Mai and is sensitive to 0.3 - 115 GHz and currently has L- and K-band detectors.
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reposted by
First Light
about 1 month ago
The UK Government will test its Emergency Alert System on Sunday, 7th September at 3:00 PM. If you have a concealed phone for safety, this alert could reveal its presence. You can opt out of these alerts. Find out how here:
www.gov.uk/alerts/optin...
Please help share to help keep others safe.
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reposted by
Martha Wells
about 1 month ago
Re-upping this again, please spread far and wide:
add a skeleton here at some point
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reposted by
Pandora Dewan
about 1 month ago
This is one of the most impressive pieces of science communication from the 19th century - a highly accurate embroidered quilt of the solar system by American astronomer and teacher Ellen Harding Baker (1847-1886) What’s your favourite science inspired artwork?🧪
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reposted by
Lauren
about 1 month ago
Hey all! Once again, I will be raising funds for
@theyoungcenter.bsky.social
's
#Waymakers
Challenge from September 1-30! Donate at the link below & name a bird and I'll draw it as thanks. All money goes to helping immigrant kids in the US!
act.theyoungcenter.org/a/birdsbeyon...
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reposted by
Ethan Siegel
about 1 month ago
NASA chief to defy agency’s charter, terminating science On August 14, 2025, NASA acting administrator Sean Duffy announced a new direction for NASA, eliminating science and focusing on spaceflight. Who cares if it violates the NASA charter?
bigthink.com/starts-with-...
#space
#astro
#nasa
#ohwell
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NASA chief to defy agency's charter, terminating science
NASA's 1958 charter's top priority was, "the expansion of human knowledge of phenomena in the atmosphere and space." Is this how it ends?
https://bigthink.com/starts-with-a-bang/nasa-chief-defy-charter-science/
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reposted by
CosmicRami 🏳️🌈🏳️⚧️
about 1 month ago
and I highly recommend checking out these vids from
@sevenrasmussen.com
on the insides of neutron stars, the forbidden yet delicious varieties of nuclear pasta, and more!
www.tiktok.com/t/ZP8BrPeP9/
www.tiktok.com/t/ZP8BrHxgE/
#NeutronStarWeek
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did you know that neutron stars are full of pasta? #science #stem #physics #stars #neutronstars #Physics #astrophysics #astronomy #pasta #nuclearpasta #atoms #particlephysics #sciencetok #supernova
TikTok video by Seven Machina
https://www.tiktok.com/t/ZP8BrHxgE/
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reposted by
National Radio Astronomy Observatory - NSF NRAO
about 1 month ago
NEW: Satellite Internet Meets Space Science: A Groundbreaking Solution for Spectrum Sharing NSF NRAO and SpaceX join forces to reduce radio interference, paving the way for uninterrupted astronomical discoveries and national connectivity.
#Astronomy
#RadioAstronomy
#SpectrumManagement
#RFI
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Satellite Internet Meets Space Science: A Groundbreaking Solution for Spectrum Sharing - National Radio Astronomy Observatory
A groundbreaking solution has been developed to address the growing challenge of radio interference from satellite constellations on sensitive...
https://public.nrao.edu/news/satellite-internet-meets-space-science-a-groundbreaking-solution-for-spectrum-sharing/
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reposted by
Drew Weisserman
about 1 month ago
Paper day!
arxiv.org/abs/2508.13145
We obtain the 2nd and 3rd ever Rossiter-McLaughlin measurements of hot Jupiters around M dwarfs! ⬇️
#exoplanets
#astro
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Aligned Stellar Obliquities for Two Hot Jupiter-hosting M Dwarfs Revealed by MAROON-X: Implications for Hot Jupiter Formation
Hot Jupiters (HJs) are $2-3\times$ less common around early M dwarfs than around AFGK stars, suggesting that HJs may form and/or migrate via distinct pathways around different types of stars. One sour...
https://arxiv.org/abs/2508.13145
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reposted by
Toya 🚀🔭
about 1 month ago
Reminder:
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reposted by
CosmicRami 🏳️🌈🏳️⚧️
about 2 months ago
So, I know I have no authority here but given it is 17 August, I’m declaring this week
#NeutronStarWeek
! Why today? Well, on this day in 2017, the gravitational wave instruments detected the first neutron star merger event — GW170817! Neutron stars are the best, so they deserve their own week! 🔭
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reposted by
Dr Alfredo Carpineti
about 2 months ago
Bit of a deep-dive for
@iflscience.com
on the new Trump's EO about slashing environmental regulation for space launches (featuring Gerard, the photobombing sloth) 🔭🧪
www.iflscience.com/trumps-execu...
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Trump's Executive Order To Slash Environmental Regulations For Space Launches: We Look At The Risks And Realities
Claims that environmental protections are obstacles to the space industry do not match evidence of what happens around spaceports.
https://www.iflscience.com/trumps-executive-order-to-slash-environmental-regulations-for-space-launches-we-look-at-the-risks-and-realities-80431
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reposted by
Jasper Fforde
about 2 months ago
Ever fancied yourself as a bit of a Hamlet? If your answer to that question is "I'll have to think about it", you just might have the indecisive qualities necessary to become a career procrastinator.
open.substack.com/pub/jasperff...
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So, you think you'd like to be Hamlet?
Ever fancied yourself as a bit of a Hamlet? Wanted to strut your stuff around a gloomy Danish castle, annoying your uncle and insulting the king's advisor? Take our FREE test and see how you fare.
https://open.substack.com/pub/jasperfforde/p/so-you-think-youd-like-to-be-hamlet?r=227v5r&utm_campaign=post&utm_medium=web&showWelcomeOnShare=true
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reposted by
Prof Katherine Schofield 🇬🇧🇦🇺🇪🇺
about 2 months ago
On the 4th anniversary of the fall of Kabul to the Taliban, Afghan & Irish duo Zarifa & Eva have released an EP “Afghan Girl” on Real World records. Afghanistan remains the worst place in the world for women and girls, and music is banned.
www.beyondskin.net/afghan-girl-ep
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Afghan Girl EP - Beyond Skin
Afghan Girl EP - Beyond Skin
https://www.beyondskin.net/afghan-girl-ep
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