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

CNN’s Kaitlan Collins caught up with DJ Daniel, the 13-year-old cancer survivor honored by President Donald Trump during his ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's Gaia mission, results ...

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

The European Space Agency’s (ESA) Gaia spacecraft has completed its sky-scanning mission today after mapping the Milky Way for more than 10 years. Gaia has racked up more than three trillion ...

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

If a star orbits a black hole, it will appear from a distance to be orbiting empty space. Gaia projects the star’s orbit on a plane in the sky while ground-based telescopes meanwhile track how light ...

Gaia unexpectedly discovered a giant exoplanet and a puzzling brown dwarf, challenging planetary formation theories and ...

ESA's Gaia telescope identified the two threads of stars as 'Shakti' and 'Shiva'. The two threads of stars began to weave together billions of years ago, forming the Milky Way we know today.

The new view of stars in our galaxy thanks to Gaia. Credit: ESA/Gaia/DPAC We now have the most detailed catalogue of stars in our Milky Way galaxy yet. The new map -- created using data collected ...