"Magnetar birth rates and formation scenarios are among the most pressing questions in high-energy astrophysics." ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

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

Some galaxies that should have ceased forming stars long ago are defying expectations. Anew theory proposes the existence of ...

Gaia's star catalog has also been used to clock the expansion rate of the universe, fueling the ongoing debate over why the expansion seems to be occurring faster than astronomers expected. "It is ...

Europe's Gaia space telescope was powered down and sent into "retirement" on Thursday after a decade revealing the secrets of the Milky Way, but its observations will fuel discoveries for decades to ...

The universe doesn't come with an instruction manual—but if it did, University of Missouri Assistant Professor Charles ...

ESA/Gaia/DPAC, Stefan Payne-Wardenaar Gaia has transformed the way scientists understand the universe, and its data has become a reference point for many other telescopes on the ground and in space.

On Thursday 27 March, the European Space Agency (ESA) sent its last messages to the Gaia Spacecraft. They told Gaia to shut ...

An analysis of star movements from the Gaia spacecraft reveals that the Small Magellanic Cloud — a satellite galaxy bound to ...

Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in ...