Marc Postman
@astromarc.bsky.social
Astronomer studying galaxies, clusters, and dark matter. Envisioning the future of space astronomy. My posts are my own views. (he/him)
"DO AS THEY SAY AND YOU WON'T GET HURT" IS ADVICE MEANT FOR HOSTAGES, NOT CIVILIANS CONFRONTED BY ICE.
An excellent new book for anyone curious about the universe without the need to know math. A great intro to physics using real space missions as the guides. www.press.jhu.edu/newsroom/art...
From Artemis to Voyager: The Physics That Powers Space Exploration
You don't have to be a rocket scientist to understand the fascinating physics behind space exploration.
press.jhu.edu
OPPORTUNITY: The Space Telescope Science Institute in Baltimore, MD, is seeking researchers with scientific and technical skills in a broad range of areas in astronomy or planetary science, whether observational, instrumental or theoretical: https://bit.ly/4tayz7d
That Orban conceded defeat was also something to celebrate.
Karl Stapelfeldt (JPL/Caltech) and I summarize the historical context that has led us to the Habitable Worlds Observatory. We always build upon the work of many. HWO is no exception. We hope you find this short paper enlightening. arxiv.org/abs/2602.14823
The Habitable Worlds Observatory in Historical Context
We summarize the past four decades of astrophysics and exoplanet direct imaging mission concept studies, technology developments, and scientific progress that have led to the initiation of the Habitab...
arxiv.org
I wrote this song on Saturday, recorded it yesterday and released it to you today in response to the state terror being visited on the city of Minneapolis. It’s dedicated to the people of Minneapolis, our innocent immigrant neighbors and in memory of Alex Pretti and Renee Good. Stay free
Bruce Springsteen - Streets Of Minneapolis (Official Audio)
YouTube video by Bruce Springsteen
youtu.be
Today is #LGBTQinSTEMDay 🌈 ESA proudly joins the STEM community in celebrating the unique contributions of LGBTQ+ individuals. The Pride Flag will fly across ESA sites as a reminder of how far we’ve come, and how much more there is to do. #SpaceForAll
NYT buries the lead yet again. The biggest challenge the refer to is governing NYC. This challenge would be present regardless of which candidate is elected. NYT: Don't make it a left vs right issue. NYT is really going downhill.
Are you an alum from one of the 9 schools the federal government just attacked? Sign this alumni petition now to support your school, defend democracy, and build a grassroots movement for campus freedom across America. alumni.standforcampusfreedom.org/petitions/tr...
STAND WITH YOUR SCHOOL: Trump attacks 9 universities. Sign the alumni petition now.
Are you an alum from one of the 9 schools the federal government just attacked? Sign this alumni petition now to support your school, defend democracy, and build a grassroots movement for campus freed...
alumni.standforcampusfreedom.org
U.S. taxpayers are now covering the cost of outright political denigration on federal websites. www.hud.gov
HUD Home | HUD.gov / U.S. Department of Housing and Urban Development (HUD)
hud.gov
In the event of a U.S. government shutdown, STScI will extend the James Webb Space Telescope Cycle 5 proposal submission deadline for affected scientists. Details: https://www.stsci.edu/contents/news/jwst/2025/jwst-cycle-5-deadline-extension-in-case-of-government-shutdown #NASAWebb 🔭 🧪 ☄️
Jackson to Andrews for the touchdown.. beautifully done.
Nice overhead pass of the ISS tonight. A reminder of the remarkable things NASA does. Hoping we can continue to explore the universe…
Another timely ballad by Elle and, for me, so appreciated. Chin up indeed.
Dr. Wendy Bohon@drwendyrocks.bsky.social · last yr.👏👏👏 👏👏
STScI is now accepting applications for the Giacconi Fellowship in astrophysics. Start date is Fall 2026 and funding is available for 3 years. More info here: www.stsci.edu/stsci-resear...
Giacconi Fellowship
Learn about the requirements for STScI’s Giacconi Fellowship, which recognizes postdoctoral researchers in astronomy, astrophysics, and planetary science.
stsci.edu
A great example of great observatories combining their unique capabilities to reveal new information about the cosmos. Enjoy!
ESA Space Science@science.esa.int · last yr.A new view of the Butterfly Nebula! 🦋 Webb joined forces with ALMA to bring you this unprecedented view into the heart of the nebula – seen here alongside optical & near-infrared images from Hubble. A stellar example of teamwork 👏 Read more 👉 www.esa.int/Science_Expl... 🔭 🧪
A despicable new low. For the full text of the U.S. Constitution see constitutioncenter.org/the-constitu...
Full Text of the U.S. Constitution
Read and share the complete text of the United States Constitution.
constitutioncenter.org
Erik Hoffner@erikhoffner.bsky.social · last yr.This is the US Constitution page @ the Library of Congress Sections 9 and 10 have been removed 9 includes habeas corpus, the courts' review of unlawful detention & imprisonment This gov't can't change the Constitution w/ sneaky editing, but it's a new low: constitution.congress.gov/constitution/
For the morning crowd, here are all the observations stored in the Mikulski Archive for Space Telescopes. A visual created by Julie Imig, one of our amazing astronomical data scientists. Follow the link below for more colors and even a movie.
Dr. Susan E. Mullally@mustaric.bsky.social · last yr.Have you read the latest MAST blog? MAST's view of the sky: Your Next Wallpaper spacetelescope.github.io/mast-blog/ma... by @mast-news.bsky.social Think of what we have learned and have yet to learn from investing in these missions and making their data open and available to everyone.
