"A supercomputer simulation shows many galaxies merging over time. The parts of galaxies we can see are glowing stars forming from gas in their central parts. Visualizations like these inform ...

Nicknamed the “Big Wheel,” a giant, spiral-shaped disk galaxy was spotted in an unusually crowded part of the early universe ...

The European Space Agency (ESA) has powered down its Gaia spacecraft after more than a decade spent gathering data that are ...

The Big Wheel galaxy formed just 1.7 billion years after the Big Bang, at a time when the universe was only 15% of its current age.

The European Space Agency (ESA) has officially retired its Gaia spacecraft, after over ten years of data collection on our ...

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

The European Space Agency announced Thursday the Gaia spacecraft was turned off after a decade of data gathering.

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

The European Space Agency (ESA) has powered down its Gaia spacecraft after more than a decade spent gathering data that are now being used to unravel the secrets of our home galaxy. On 27 March ...

Discovered through the keen eyes of the James Webb Space Telescope, this galaxy traveled across eons to deliver a message: ...