By analyzing the data from ESA's Gaia satellite, Chinese astronomers have investigated the structure of a nearby open cluster ...

Astronomers have chased hypervelocity stars for more than a century. These rare objects move so fast that the Milky Way ...

Europes Gaia satellite has produced a 3-D map, hailed as revolutionary, of more than a billion stars in our Milky Way galaxy -- complete with their distance from Earth, colour, and motion through ...

Observations from the European satellite Gaia allow for the refutation of a controversial alternative theory and support the presence of an invisible component constituting the majority of the ...

The European Space Agency has updated Gaia's 3D star map, making it much richer and more likely to make you feel like a tiny speck of dust in an incredibly vast universe. This updated map includes ...

Stars observed by the Gaia satellite. The image shows our galaxy, the Milky Way, and our two smaller neighbor galaxies to the bottom right. Data from more than 1.8 billion stars was used to create ...