Jupiter's Great Red Spot storm, which usually appears dark-red, can be seen shining a lurid blue color in an ultraviolet ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

"The question 'Are we alone?' is one of the most significant questions, not just in the history of science, but in the ...

One of NASA’s two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since ...

An enormous asteroid potentially larger than the Washington Monument is due to zip past our planet today. The asteroid, named ...

"Once again, the temperature record has been shattered — 2024 was the hottest year since record keeping began in 1880." ...

Pandora, NASA's newest exoplanet mission, is one step closer to launch with the completion of the spacecraft bus, which ...

The Eaton fire in Altadena has ravaged 14,117 acres of Los Angeles and claimed 16 lives since it started burning on January 7 ...

Sunita Williams, one of the two NASA astronauts stranded on the ISS, completed her first spacewalk since arriving over seven ...

We have long been inspired by the idea that life could reside on Mars – human or otherwise. But fiction is getting closer to ...

Pettit is now in the midst of his third stint on the International Space Station, and the decade he had to prepare for his ...

These are the voyages of the space shuttle Enterprise, boldly renamed by former President Gerald Ford after a massive ...