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

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 ...

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

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

Recently, the Gaia telescope—which was built to survey the Milky Way with unprecedented precision—discovered more than 100 hidden black holes in the remains of old star clusters. These black holes, ...

Hubble observations reveal that the stars in Andromeda's halo are much younger than those in the Milky Way. This stunning image of NGC 6951 is captured by NASA's Hubble Telescope. It is a barred ...

The Pinwheel Galaxy lies 21 million light-years away in the Ursa Major constellation. The Antennae Galaxies are rich in black holes and neutron stars, driving rapid star formation and evolution.

Professor James Binney, Emeritus Professor at the University of Oxford’s Department of Physics, has been awarded the Royal ...

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...