Monthly Archives: January 2014


High-speed Gaia

From cleanroom to liftoff, watch an incredible time-lapse movie of Gaia’s final preparations on Earth before shooting for the stars.      

Journey to a billion suns

A new planetarium show, Journey to a billion Suns, premieres today in Hamburg, Germany, to tell the fascinating story of mapping the Milky Way, from ancient times to ESA’s recently launched Gaia mission. Watch the trailer: Read...

… and we got there!

ESA’s billion-star surveyor Gaia is now in its operational orbit around a gravitationally stable virtual point in space called ‘L2’, 1.5 million km from Earth. Via ESA web

Orbits of satellites like Gaia or the James Webb Space Telescope at the L2 Lagrange point. Credit: ESA

The flight dynamics expertise behind Gaia’s criti...

Today is a big day for the flight dynamics experts who determine and predict trajectories, prepare orbit manoeuvres and determine satellite attitudes. At around 19:58 CET this evening, five of Gaia’s eight thrusters will be commanded to...