"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...

By tracing the corkscrew wobble of two stars as they move through the sky, the Gaia space mission has discovered one new ...

Abundance of Earth-like Exoplanets The universe has no shortage of similarities to Earth when it comes to celestial ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

W.M. Keck Observatory imagery of star system HR 8799 have been time-lapsed. The system hosts four planets that are more ...

We live in a golden age for space exploration. Scientists are gathering massive amounts of new information and scientific ...

Scientists also discovered a second planet, a brown dwarf orbiting another low-mass star. Gaia-5b orbits the Gaia-5 star, around 134 light-years away from Earth.

Her specialty is exoplanets, namely all the planets in the ... soiling the atmosphere of aliens who failed to live past the technological diaper stage. “Based on our own behavior, there must ...

The search for life beyond Earth is accelerating, with new telescopes, spacecraft, and missions exploring the universe for ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

NASA astronauts Suni Williams and Butch Wilmore are scheduled to begin U.S. Spacewalk 92 early Jan. 30. Suni Williams and ...

Test your knowledge of the Milky Way's size, speed, age, galactic neighbors and more.