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

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

The ESA will conduct technology tests for several weeks after Gaia’s observations end, before the spacecraft leaves its orbit ...

Researchers from the University of Connecticut have created the first 3D maps of star-forming gas clouds in one of the most ...

By that metric, the ESA’s Gaia mission is a resounding success. The spacecraft gave us a precise, 3D map of our Milky Way galaxy and has forced us to abandon old ideas and replace them with compelling ...

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

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

Issues delivered straight to your door "I expect Gaia's best results are still to come." ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

The ESA will passivate Gaia on 27 March 2025, the one-of-a-kind observatory craft that unravelled many of the Milky Way's ...