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.
Gaia hints at our Galaxy’s turbulent life19 September 2018
Gaia hints at our Galaxy’s turbulent life19 September 2018 ESA’s star mapping mission, Gaia, has shown our Milky Way galaxy is still enduring the effects of a near collision that set millions of stars moving like ripples on a pond.
Infant exoplanet weighed by Hipparcos and Gaia20 August 2018
Infant exoplanet weighed by Hipparcos and Gaia20 August 2018 The mass of a very young exoplanet has been revealed for the first time using data from ESA’s star mapping spacecraft Gaia and its predecessor, the quarter-century retired Hipparcos satellite.