Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

A 2020 satellite photo shows off the ethereal beauty of submerged sandbanks and seagrass beds in the Great Bahama Bank. This ...

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

The spacecraft that famously brought asteroid Ryugu samples to Earth in 2020 has flown right by another space rock.

Quasars — the brightest objects in the universe — are powered by supermassive black holes at the heart of early galaxies.

Live updates from SpaceX’s Sunday morning Starlink 10-50 mission that launched a Falcon 9 rocket from Cape Canaveral Space ...

A first-of-its-kind mission launched Friday in the hopes of preventing NASA’s Swift Observatory from dropping out of ...

Celebrating America's 250th birthday, Space.com looks back at what our understanding of space was like in 1776 and what major ...

Here’s how to see the year’s most-intense meteor shower, a blood-red lunar eclipse and Saturn’s refreshed rings this summer.

The planet should not have survived the star's red giant phase—which sees a star balloon to more than 100 times its original ...

NASA has launched the LINK spacecraft on a mission to rendezvous with the aging Swift observatory and boost it into a higher ...