New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

Gaia-4b is the most massive planet known to orbit a low-mass star. Also, see an animation for Gaia-5b, a brown dwarf orbiting a low-mass star. They were detected by the European Space Agency’s Gaia ...

An astronomer says goodbye to Gaia, the satellite that mapped the galaxy.

I'm sorry Dave, I can't do that The last commands have been sent to the ESA's Gaia satellite and, after a dozen years scanning the galaxy, the spacecraft is shutting down its computers and ...

Europe's space agency, ESA, has retired the Gaia satellite after more than nine years of service. Launched in 2013, Gaia created the most detailed 3D map of the Milky Way. Positioned at Lagrange ...

Europe's star-mapping Gaia space observatory has entered its retirement orbit, after gathering valuable cosmic data for more than a decade.

Gaia’s all-sky view of our Milky Way galaxy and neighboring galaxies, based on measurements of nearly 1.7 billion stars in the mission’s first two years of taking data.

The Gaia satellite: A fantastic star tracker retires The European satellite, launched in 2013, has exhausted its gas reserves and is preparing to return to a stable orbit before being 'passivated ...

Star mapping satellite Gaia satellite is struck by high-speed micrometeoroid smaller than sand, leaving hole in equipment, scientists say.