A strong solar flare erupted from the sun's surface, impacting radio transmissions on Earth's sunlit side on Tuesday.

Watch as the International Space Station takes shape in this time-lapsed NASA animation of its decade-long assembly, which ...

Solar Ultraviolet Imaging Telescope (SUIT) onboard Aditya-L1 observed a powerful solar flare and a first-of-its-kind ...

IAF Group Captain Shubhanshu Shukla will have to wait for a few more days before he could launch on his debut spaceflight.

NASA's Perseverance rover has detected the first aurora at Mars that's visible to the human eye, good news for future ...

52 years ago tomorrow, the United States launched its first space station, Skylab. May 14, 1973, marked the start of the first time astronauts spent an extended period of time in space.

This story appears in the June 2012 issue of National Geographic magazine. On Thursday, September 1, 1859, a 33-year-old brewer and amateur astronomer named Richard Carrington climbed the stairs ...

Back in the late 1970s, NASA scientist Donald Kessler warned of a dangerous tipping point: once the amount of debris in orbit reaches 'critical mass,' the junk starts crashing into itself, triggering ...

Find out where and how to see the Northern Lights Minnesota skies reveal—from lakes and trails to dark sky parks—with tips, ...

The sun has released several powerful M- and X-class solar flares over the past few days, resulting in radio blackouts around ...