Tag: Gaïa
Dust clouds in the Milky Way chased away by Gaia
The outlines of the galaxy seem to vary as you go deeper into it: researchers have created an animation to model the dust that inhabits the Milky Way. Their results…
Gaia reveals the future of the Sun
You may also be interested [EN VIDÉO] Mission Gaia: the Milky Way soon to be mapped ESA’s Gaia mission has measured the positions and velocities of a billion stars in…
Gaia: what is it?
Gaia is an astrometry satellite of the European Space Agency. Built by Airbus, it was launched in December 2013 at Lagrange point number 2, nearly 1.5 million kilometers from Earth,…
Gaia has flushed out hundreds of thousands of double stars in the Milky Way
Monday, June 13, the latest Gaia catalog was unveiled, and with it many new revelations. Among them, an astronomical amount of binary systems has been detailed, showing their number much…
The history of the Milky Way can be read in the new maps of Gaia
This map shows the metallicities of stars in the Milky Way as measured by the Gaia mission. Red stars are the richest in metals. The blue stars, the poorest in…
Gaia: major discoveries are coming, some of which will challenge our knowledge
If all of us interested in space science wait for the first images from the James-Webb space observatory — which will be made public on July 12 — the community…
Letter of April 2022 from Gaia to Aurora Kepler 452 B
Our planet Earth, Gaia in Greek, considered as a living being, regularly corresponds with another planet in the universe, Aurora Kepler 452 B in the constellation of the Swan. Gilles…
Remains of galaxies devoured by the Milky Way found by astronomers
You will also be interested [EN VIDÉO] In video: the collision of the Milky Way with the Andromeda galaxy The Andromeda Galaxy (M31) and the Milky Way are approaching each…
Gaia has found remnants of galaxies that collided with the Milky Way
You may also be interested [EN VIDÉO] In video: the collision of the Milky Way with the Andromeda galaxy The Andromeda Galaxy (M31) and the Milky Way are approaching each…
January 2022 letter from Gaia to Aurora Kepler
Our planet Earth, Gaia in Greek, considered as a living being, regularly corresponds with another planet in the universe, Aurora Kepler 452 B in the constellation of the Swan. Gilles…