Contents - Gaia - Cosmos

Galactic ghosts: Gaia uncovers major event in the formation of the Milky Way

ESA’s Gaia mission has made a major breakthrough in unravelling the formation history of the Milky Way. 

Gaia spots stars flying between galaxies

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 home

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 life

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.

Rotation of the Large Magellanic Cloud

Last week the much-awaited second slew of data from ESA’s Gaia mission was released, providing information on a phenomenal 1.7 billion stars – the richest star catalogue to date.To put that vast number into context, if you were to count ‘only’ to one billion at a rate of one count per sec…

Gaia creates richest star map of our Galaxy – and beyond

ESA’s Gaia mission has produced the richest star catalogue to date, including high-precision measurements of nearly 1.7 billion stars and revealing previously unseen details of our home Galaxy.