He’s here to tell us why the European Space Agency’s Gaia spacecraft is so important—and why, even though the Gaia mission is technically coming to a close, its scientific legacy is only ...

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the ...

Respectively, they are 244 and 134 light-years away. The European Space Agency's Gaia spacecraft, which has recently retired because it's running out of fuel, is responsible for the discoveries.

Gaia, a mission designed to map stars, has accidentally become a planet hunter. Using precise astrometry, it detected stellar ...

From Duluth to Barcelona, climate-related migration is bringing change. Here are seven topics Pittsburgh must consider for a mostly sunny future.

Gaia-4b is also the first planet detected by the European Space Agency’s Gaia spacecraft using the astrometric technique. This is an artist’s impression of the exoplanet Gaia-4b and the brown dwarf ...

Previous efforts to map the galaxy's dust were challenged by limited data, but the Gaia mission has provided a treasure trove ...

Gaia-4b, a planet twelve times more massive than Jupiter, orbits its star at a relatively cold distance, taking 570 days to complete a full orbit. Meanwhile, Gaia-5b, a brown dwarf 21 times the ...

We look back on about 11 years of the Gaia spacecraft, now at the end of its mission to create the best map of the Milky Way. Humans have a surprising lack of hair for mammals. Biological ...

The data released Wednesday include high-precision measurements of almost 1.7 billion stars collected by the space agency's Gaia probe, which was launched in 2013. It follows the release two years ago ...