First spotted last month by a telescope in Chile, the near-Earth asteroid — designated 2024 YR4 — is estimated to be 130 to ...

Scientists have discovered numerous organic compounds in samples from the asteroid Bennu, including key amino acids and the ...

Certain extreme planets are called ultra-short period objects if they're very close to their stars and orbit them in mere hours, like K2-22b.

Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the salty remains of an ancient ...

Starliner co-pilot Sunita Williams is now the world's most experienced female spacewalker, moving up to No. 4 overall.

YR4 might force NASA to plan the first-ever space mission to push an asteroid away from Earth. Most likely, though, it's a ...

Following reports that Musk has overstayed his welcome in the president’s inner circle, Trump asks the billionaire to “go get” two stranded astronauts.

New insights from NASA's OSIRIS-REx mission have unveiled intriguing clues about the potential origins of life on Earth. The mission, which launched in Septembe ...

Scientists have discovered that the asteroid Bennu contains the chemical ingredients of life, supporting the theory of their ...

The building blocks for organic matter have been discovered on the asteroid Bennu, as deatiled in a new study in the journal ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

This artist’s concept shows NASA’s OSIRIS-REx spacecraft descending towards asteroid Bennu to collect a sample of the ...