Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the Solar System formed, it took no more than three million years for the ...

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and probing mysteries of the Universe.

Preparing for an interstellar mission is going to be “one of the most challenging problems that humanity is ever going to ...

The pilots will have five chances to snag the capsule in midair. Military pilots were unavailable for a mission that required ...

NASA’s Magnetospheric Multiscale Mission has uncovered surprising behavior of pickup ions drifting through the solar wind ...

In 2021, he led the team which recovered the largest intact fragment of the Winchcombe meteorite, the first of its kind to be ...

Some planets may be soot-rich rather than water-based. Atmosphere studies will be key to understanding their true nature.

A newly discovered distant object that astronomers have dubbed “The Cliff” could solve a riddle posed by some of the first ...

The bright meteor was witnessed by by some Scots as it streaked across the sky in the early hours of Thursday July 3.

Tom Zega, a University of Arizona scientist who's worked on samples brought back from the asteroid Bennu, tells The Show more ...

The dwarf planet Pluto and its five known natural satellites (Charon, Styx, Nix, Kerberos, and Hydra) may be frigid, but ...

That raises the possibility that the TRAPPIST-1e exoplanet could also have liquid water and therefore support life.