Millky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. [Gaia spacecraft: Mapping the ...

Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. [Gaia spacecraft: Mapping the ...

ESA’s Gaia satellite has looked beyond our galaxy and explored two nearby galaxies to reveal the stellar motions within them and how they will one day interact and collide with the Milky Way — with ...

Unusual stellar remnants suggest the Milky Way might have eaten a galaxy called Loki billions of years ago, according to new ...

ESA’s Gaia mission has made a major breakthrough in unraveling the formation history of the Milky Way. Instead of forming alone, our galaxy merged with another large galaxy early in its life, around ...

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. You’ve probably heard of space telescopes like Hubble and the James Webb. They’re famous for giving us breathtaking ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The European Space Agency’s (ESA) Gaia space telescope has ...

The last galactic fling was billions of years later than previously thought, indicating our galaxy may have more surprises in store. Reading time 2 minutes An artist’s impression of the Gaia ...

Using Gaia survey data, scientists found the oldest stars in the Milky Way. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have ...