According to NASA, "there are hundreds of them"—massive black holes roaming space. It is now emerging and reshaping the ...

Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. [Gaia spacecraft: Mapping the ...

Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

Gaia was launched on December 19, 2013, and began scanning the stars in July 2014. It mapped over two billion stars, ...

Gaia, the European Space Agency’s observatory that is mapping the Milky Way, has completed the sky-scanning phase of its mission - and its fuel is now nearly empty.

High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

The European Space Agency's Gaia spacecraft concludes its 12-year mission to map the Milky Way, leaving behind a legacy of ...

The Gaia mission of the European Space Agency (ESA) has officially ceased its scientific operations after 12 years of service ...

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

Soon, the Gaia spacecraft will leave orbit and begin its retirement in the depths of space. In the last 10 years, it has ...

In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...