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

The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...

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

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

The European satellite, launched in 2013, has exhausted its gas reserves and is preparing to return to a stable orbit before being 'passivated.' But while the data collection that revolutionized ...

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

Professor James Binney, Emeritus Professor at the University of Oxford’s Department of Physics, has been awarded the Royal ...

So how well do you know the Milky Way? Let's test your knowledge of our galaxy's size, age, speed and more with the 15 ...