Marc Kuchner | Author
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marckuchner.bsky.social
Marc Kuchner | Author
@marckuchner.bsky.social
Dad. Author of the Cosmic Collisions books. Astrophysicist and Citizen Science fanatic @nasa. www.marckuchner.com
Check out the color of the Open Nature Blue Heirlooms compared to the Vitals. It’s hard to see it but the Blue Heirlooms yolk is much taller too. #cooking #food
February 7, 2026 at 12:13 AM
FEB 11 6:30 PM ET Join the webinar "Cosmic Pioneers: Discovering Distant Galaxies Together"!

Meet the scientist behind NASA's Dark Energy Explorers, a project you can join as an amateur scientist to help make largest map of the universe yet!

us02web.zoom.us/webinar/regi... #astrophotography #news
Welcome! You are invited to join a webinar: Cosmic Pioneers: Discovering Distant Galaxies Together. After registering, you will receive a confirmation email about joining the webinar.
Join a live Zoom event and take part in the Dark Energy Explorers project alongside others. No prior experience needed. The project scientist will guide the session as participants explore real astron...
us02web.zoom.us
February 5, 2026 at 2:44 AM
The 1st planet candidate w/Earth-like radius & orbit transiting a Sun-like star bright enough for serious follow-up. Congrats to citizen scientists Alexander Venner, Hans Martin Schwengeler, Martti H. Kristiansen, Mark Omohundro & Ivan A. Terentev! iopscience.iop.org/article/10.3... #news #astronomy
iopscience.iop.org
February 3, 2026 at 12:33 AM
Awesome fireball over New Zealand yesterday! #astronomy #news #astrophotography
February 2, 2026 at 12:48 AM
New map of the closest pair of colliding ultraluminous spiral galaxies shows powerful winds shaped by magnetic fields
arxiv.org/abs/2510.26570 #astronomy #news #cosmiccollisions
January 31, 2026 at 6:18 PM
More than 650 amateur scientists have now become coauthors of published, refereed scientific papers through their work on NASA citizen science. science.nasa.gov/citizen-scie... #astrophotography #space #news
January 27, 2026 at 12:29 AM
Asteroids, the classic video game! Just a few reactions here from this astrophysics nerd. #gaming #physics
January 24, 2026 at 9:18 PM
A spectacular gallery of dusty disks around nearby stars from the ALMA radio telescope. www.aanda.org/articles/aa/... #astronomy #news
January 24, 2026 at 12:13 AM
Happy Birthday, MLK Jr.! (On the 15th). We sure need you again today! My favorite quote: “Only when it is dark enough can you see the stars.”
January 19, 2026 at 5:02 PM
Thanks to @cephalopernicus.bsky.social for this correction!
January 18, 2026 at 11:21 PM
The spinniest asteroid! Goes around once every 1.9 seconds. #astronomy #news
January 16, 2026 at 5:38 PM
Behold! The infinity galaxy! #astronomy
January 15, 2026 at 8:26 PM
Cool new results from the Webb telescope on colliding dwarf galaxies! iopscience.iop.org/article/10.3... #astronomy #cosmiccollisions #news
January 14, 2026 at 12:50 PM
January 7, 2026 at 1:22 PM
January 6, 2026 at 2:17 PM
Seen in a Florida restaurant…what’s wrong with this picture?
January 4, 2026 at 1:12 PM
Thanks to all the Cosmic Collisions fans who have sent me cards!! See they’re on my wall. a.co/d/5SOFhZw #writingcommunity #booksky #booktok #kidlit
January 2, 2026 at 7:15 PM
January 1, 2026 at 9:16 PM
This 'runway' blackhole moving at 2.2 million miles per hour may be the result of a #cosmiccollision arxiv.org/abs/2512.04166 #astronomy #news #space
December 23, 2025 at 4:44 PM
Gorgeous colliding spiral galaxies for your holiday pleasure! #cosmiccollisions images from JWST and Chandra. #astrophotography #space
December 22, 2025 at 6:31 PM
Hear Chaim the Chanukah Snowman on Amazon Music! music.amazon.com/artists/B000... #hanukkah #song #funny #texas
For the best experience accessing Amazon Music we recommend using the latest version of Firefox, Chrome, Safari or Edge.
music.amazon.com
December 22, 2025 at 2:04 PM
The Penguin and the Egg. I love this Hubble image of colliding galaxies! No, the telescope does not travel to the galaxies to take the picture. #astrophotography #space
December 20, 2025 at 5:58 PM
Another poof of dust in Fomalhaut’s debris ring! #cosmiccollisions #astronomy #space #news
December 19, 2025 at 1:55 PM
Introducing: Chaim the Chanukah Snowman! www.youtube.com/watch?v=2ytW.... Thanks to Joe Buchanan for the lead vocals! Chaim is also a picture book manuscript and a one-act play. Available on iTunes, Apple Music etc. #Hanukkah #writingcommunity #Jewish #kidlit
www.youtube.com
December 18, 2025 at 2:28 PM
NASA volunteers have been monitoring 274 lakes around the world! A new paper shows their impact. science.nasa.gov/get-involved... #science #news
December 17, 2025 at 2:03 PM