By measuring the movements and positions of more than a billion stars of the Milky Way almost a decade ago with record precision, ESA's Gaia mission allows astronomers to make galactic archaeology, that is to say to reconstruct its past from the past.
This story is only covered by news sources that have yet to be evaluated by the independent media monitoring agencies we use to assess the quality and reliability of news outlets on our platform. Learn more here.
By measuring the movements and positions of more than a billion stars of the Milky Way almost a decade ago with record precision, ESA's Gaia mission allows astronomers to make galactic archaeology, that is to say to reconstruct its past from the past.