In reality, a green rim is there at every sunset. It's just usually so thin, and so brief (a second or two), that our eyes ...

"A vulnerability in this software poses a threat to billions of dollars in space infrastructure and the scientific missions ...

The powerful X1.1 solar flare from sunspot region 4298 sparked strong radio blackouts on the sunlit portion of Earth at the ...

NASA's Jonny Kim and two cosmonauts are scheduled to leave the ISS today (Dec. 8) at 8:41 p.m. ET. Three astronauts will head ...

SpaceX launched a new batch of its Starlink satellites today (Dec. 7). A Falcon 9 rocket carrying the 29 internet broadband ...

From bicycles to rockets, learning through experience – whether human or machine – is shaping the future of space exploration ...

The Geminids return with near-perfect viewing conditions, offering skywatchers up to 150 meteors an hour under dark December ...

The waning moon shines close to the king of the planets on Dec. 7. Don't miss Jupiter shining close to the waning gibbous ...

Rocket Lab will launch a Japanese technology-demonstrating satellite on Monday night (Dec. 8), and you can watch the action ...

NASA imaged Comet C/2025 R2 (SWAN) every four minutes for nearly 40 days, marking the longest any comet has been tracked with ...

The final integration of the telescope's major observatory components took place on Nov. 25 inside NASA's Goddard Space ...

Radiation levels at airline flight altitudes briefly reached levels that could be potentially harmful to pregnant women.