Astronomers bid an emotional farewell to Gaia, expressing their gratitude for its more than decade-long mission that gave us ...

Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's Gaia mission, results ...

The results allowed the astronomers to reconstruct the first detailed, three-dimensional map of the extinction curve of dust in the Milky Way.

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the stuff at scale.

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it appears? Or does the star merely look reddish, since its light has had to ...

The final messages sent to Gaia will continue to be carried out into space as the observatory sleeps, and as data from it ...

After over a decade of stellar service, ESA’s Gaia spacecraft has been retired – but its legacy is just beginning. From ...

After more than a decade of charting the stars with extraordinary precision, the Gaia spacecraft has completed its mission.

After more than ten years in space, the European Space Agency (ESA) has officially said goodbye to its Gaia spacecraft. On 27 ...

Sagittarius C is one of the most extreme environments in the Milky Way galaxy. This cloudy region of space sits about 200 ...

Loading external pages may require significantly more data usage than loading CBC Lite story pages. After more than a decade of delivering groundbreaking discoveries from the far reaches of our ...