Lawmakers defended NASA research efforts Wednesday at a hearing on President Donald Trump's choice to lead the space agency.

NASA reported 2025 achievements in lunar, Mars, and Earth science missions, including Artemis II preparations, CLPS landers, Mars ESCAPADE, ISS research, heliophysics, and new astronaut candidates.

NASA has selected two science instruments designed for astronauts to deploy on the surface of the Moon during the Artemis IV ...

The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

An Electron lifts off May 25 carrying the first of two NASA PREFIRE cubesats. Credit: Rocket Lab LOS ANGELES — Rocket Lab launched the first of two NASA Earth science cubesats on an Electron rocket ...

The Orbiting Carbon Observatory (OCO) 2 spacecraft is one of many science missions at NASA targeted for termination in the 2026 budget request. Credit: NASA/JPL-Caltech WASHINGTON — Comments by NASA’s ...

The interstellar comet known as 3I/Atlas will pass within 167 million miles of our planet Friday – the closest it gets on its ...