This animation shows how Gaia's camera works. For full description of how Gaia carries out measurements and video downloads visit "Inside Gaia's billion-pixel camera" on ESA's website. Try also "Focal plane and observation sequence", "How CCD's work", "The Gaia CCD challenge", "Edinburgh University" and "The scan" on this website.
(Video courtesy of ESA - C. Carreau.)
Page last updated: 25 August 2016