Gaia was launched on December 19, 2013, and began scanning the stars in July 2014. It mapped over two billion stars, ...

Planets, asteroids and comets orbit more massive stars, and stars collect around supermassive black holes, forming galaxies. Large galaxies, like the Milky Way, attract smaller galaxies.

Gaia, the European Space Agency’s observatory that is mapping the Milky Way, has completed the sky-scanning phase of its ...

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 ...

In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...

Goodnight Gaia. The European Space Agency star-tracking satellite ceased operations on Wednesday, Jan. 15, 2025, after 12 ...

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

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

The one in the middle of the Milky Way, called Sagittarius A(asterisk ... Scientists know stars can form near and even orbit these black hole behemoths, but they've never seen a pair of stars ...

Astronomers have long tried to track down how elements like carbon, which is essential for life, become widely distributed ...

The European Space Agency's Milky Way-mapping space mission Gaia, which involves UCL researchers, has completed its ...