Asteroid Donaldjohanson was the second destination on the NASA mission’s itinerary — and its size and shape were not what scientists expected.

Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are ...

Questions remain about the Shift4 CEO and civilian astronaut’s priorities for the space agency, who recently laid out his ...

The U.S. is in the midst of a second Space Race, and NASA is in a time crunch. How can it keep ambitions for the Moon and ...

The company is developing a commercial replacement for the ISS, currently planned to be retired at the end of the decade.

These icy bodies contain organic molecules — and don’t fall into any known category of celestial object we’ve seen before.

The company’s New Shepard rocket launched celebrities and four others to the edge of space and back on April 14, 2025.

JADES-GS-z13-1-LA is a young galaxy shining just 330 million years after the Big Bang, signaling it's part of a process called reionization.

There’s real joy in sharing a telescope with others and observing in a crowd. Here's how you can find a star party near you ...

The shining Southern Pinwheel Galaxy (M83) in Hydra checks almost every box an amateur astronomer could desire.