Europe's space agency, ESA, has retired the Gaia satellite after more than nine years of service. Launched in 2013, Gaia ...

Gaia has transformed the way the Milky Way galaxy is viewed. Its data allowed scientists to recreate not just a 3D map of the ...

T CrB is located in the constellation of Corona Borealis, the Northern Crown, which is currently visible in the night sky ...

Over the next few days, there will be lots of incredible eclipse images to view, but how can you tell what is the real deal?

View post on X That measure of where it is in space, called astrometry, also goes into calculating the asteroid’s orbit, which helps scientists get a better idea of how likely it is to collide with ...

Artist’s illustration. Gaia detected this candidate exoplanet, named Gaia-4b, with astrometry. Now, follow-up spectroscopy has confirmed its existence. It’s about twelve times more massive than ...