NASA has lost contact with a spacecraft that's been orbiting Mars for more than a decade. Maven abruptly stopped ...

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.

For centuries, Europeans thought that eternal daylight saturated the cosmos. The shift to a dark universe has had a profound ...

NASA has completed assembly of the Nancy Grace Roman Space Telescope, preparing for final testing and launch by May 2027 to ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

UC Davis engineers have invented a Stirling engine that captures Earth’s escaping heat to generate power from the night sky.

A brilliant point of light is rising in the eastern sky soon after dark this month, drawing comparisons to the "Star of ...

However, astronomers in Hawaii just spotted a pair of exciting discoveries — a huge exoplanet and a brown dwarf — using Japan ...

Junk is accumulating in space at a fantastic pace, with millions of pieces orbiting the Earth, and humans need to figure out a way to deal with it.

I ATLAS interstellar comet brightens in new NASA and ESA images, revealing an active visitor and rare clues about other star ...