How do you want to explore our Universe?
Featured News
Future Events
- October 23-24, 2021: Hangout-a-thon
- June 3-5, 2022: CosmoQuest-a-Con 21
Podcasts & Streams
Visión Cósmica
Un podcast en español de cosmología y astronomía.
Premiering in October!
We record most shows live, on Twitch. Follow us today to get alerts when we go live.Join the Community
We have a diverse community of folks here to talk science, write code, and just share memes and play games. Join the conversation on Discord and find a Geeky community welcoming to all.
More Space News
China prepares for next crewed mission
On September 20, China launched the Tianzhou 3 resupply spacecraft to Tianhe, the first module of the new Chinese space station.
Chinese astronauts return to Earth
On 16 September, the Chinese Shenzhou 12 spacecraft returned three astronauts to Earth after spending 93 days in space.
Inspiration4: The first all private citizen orbital spaceflight
On 16 September, SpaceX launched the Inspiration4 crew into a three-day orbit of Earth, splashing back down in the Atlantic on 18 September.
Penguin Poo Reveals Past Populations
Researchers measured ocean circulation via poop samples collected from penguins on Inexpressible Island on the Ross Sea.
Mars May Be Too Small to Have Life; Maybe
New research finds that Mars’ small size is likely below the threshold for a planet to retain water, enable plate tectonics, and become habitable.
Ancient Meteor Strike May Be Destruction of Sodom
A meteor strike 3,600 years ago near the Middle Eastern town of Tall el-Hammam may have resulted in the story of Sodom and Gomorrah.