A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA ...

On Dec. 12, 1967, NASA launched the Pioneer 8 spacecraft on a mission to study the sun. [‘On This Day in Space’ Video Series ...

It's time for one of the strongest meteor showers of the year. The Geminids peak this weekend and are visible through ...

NASA lost contact with MAVEN during a routine Mars orbit. Discover what happened, why this orbiter is vital, and how recovery might succeed.

Earth is the only life-supporting planet in our Solar System. Until now. Today, we're bringing Kepler 22-b into our planetary ...

Perihelion is the point at which an orbiting body is closest to the sun. The word comes from Greek and literally means around ...

Kim officially became an astronaut in 2017. Expedition 72 and Expedition 73 marked Kim’s first visit to the ISS, where he ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

In 2025, NASA faced unprecedented uncertainty as it grappled with sweeping layoffs, looming budget cuts, and leadership ...

The International Space Station (ISS) has been orbiting Earth for the last quarter of a century. But it was only this week ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to exist on Bennu, a small asteroid that swings by our planet about every six ...

NASA will livestream new 3I/ATLAS images today, Wednesday, Nov. 19, 2025, amid increased public interest in the mystery of the interstellar object after Harvard University astrophysicist Avi Loeb ...