Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...

"Black holes are so stealthy that this one has been practically under our noses this whole time." ...

The new map -- created using data collected by the Gaia satellite -- shows about 1.7 billion stars, including many objects never seen before, according to the European Space Agency (ESA), which ...

is a CV first identified as an optical transient by ESA's Gaia satellite. Given that very little is known about this system, a team of astronomers, led by Alexander Kolbin of the Kazan Federal ...

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

Gaia was preceded in the 1980s and the 1990s by another satellite from the European Space Agency called Hipparcos. And Hipparcos was kind of like a proto-Gaia. It was doing the same thing—it was ...

Gaia is a space telescope onboard a satellite that has orbited the sun for 11 years. With the help of astrometry, which is a technique to measure the positions, distances and movements of stars ...

An international team led by astronomers from the Paris Observatory looked at the latest data from the Gaia satellite. Gaia is a European Space Agency (ESA) satellite, launched in 2013 ...