Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

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

New research from the SAGA Survey, comparing the Milky Way with 101 similar galaxies, unveils how our galaxy differs ...

Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. Credit: ESA/Gaia/DPAC ...

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 ...

A research team may have discovered a star with an exoplanet that is so fast that both will leave the Milky Way.

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

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 trillion observations of about 2 billion stars and other objects over ...

An illustration shows the Gaia spacecraft telescope drifting between Earth and the sun as the Milky Way looks on. | Credit: Robert Lea (created with Canva) Night has fallen for the star-tracking ...

Gaia. The mission, which has been mapping the Milky Way for the last 12 years, shut down science operations on Wednesday (Jan. 15). The close of the mission's data-collecting phase was ...

The European Space Agency's (ESA) Gaia telescope has completed its objective - making the most detailed and precise map of the Milky Way galaxy. The agency shared the visuals on social media, ...