Observing Gaia from Earth to improve its star maps02 May 2019 While ESA’s Gaia mission has been surveying more than one billion stars from space, astronomers have been regularly monitoring the satellite’s position in the sky with telescopes across the world, including the European Southern Observatory in Chile,...
Gaia clocks new speeds for Milky Way-Andromeda collision07 February 2019
Gaia clocks new speeds for Milky Way-Andromeda collision07 February 2019 ESA’s Gaia satellite has looked beyond our Galaxy and explored two nearby galaxies to reveal the stellar motions within them and how they will one day interact and collide with the Milky Way – with surprising results.
Gaia reveals how Sun-like stars turn solid after their demise09 January 2019 Data captured by ESA’s galaxy-mapping spacecraft Gaia has revealed for the first time how white dwarfs, the dead remnants of stars like our Sun, turn into solid spheres as the hot gas inside them cools down.
Galactic ghosts: Gaia uncovers major event in the formation of the Milky Way31 October 2018 ESA’s Gaia mission has made a major breakthrough in unravelling the formation history of the Milky Way.
Gaia spots stars flying between galaxies02 October 2018
Gaia spots stars flying between galaxies02 October 2018 A team of astronomers using the latest set of data from ESA’s Gaia mission to look for high-velocity stars being kicked out of the Milky Way were surprised to find stars instead sprinting inwards – perhaps from another galaxy.
Gaia finds candidates for interstellar ‘Oumuamua’s home25 September 2018
Gaia finds candidates for interstellar ‘Oumuamua’s home25 September 2018 Using data from ESA’s Gaia stellar surveyor, astronomers have identified four stars that are possible places of origin of ‘Oumuamua, an interstellar object spotted during a brief visit to our Solar System in 2017.