Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

If life is found beyond Earth, scientists known as astrobiologists will want to study any living beings. The first ...

Jared Isaacman, the administrator of NASA, says the space agency possesses images of unidentified objects that scientists ...

An international team of astronomers reports the discovery of a new exoplanet orbiting a sunlike star as part of the Next ...

Astronomers found nearby exoplanet GJ 3378b may be more Earth-like than thought, strengthening its chances of supporting life ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

The search for life beyond Earth has always been full of surprises. Strange radio signals have sparked excitement. Odd gases on distant worlds have raised questions. Even ordinary objects have been ...

NASA’s James Webb Space Telescope has detected a carbon-rich atmosphere on a tiny world orbiting a dead, rapidly spinning ...

Astronomers at the University of California, Irvine (UCI) have discovered a potentially habitable super-Earth located just 25 light-years away.

A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...