Controllers at the European Space Agency’s facility in Darmstadt, Germany, nudged the $1.3 billion Gaia spacecraft into its operational orbit at the Sun-Earth L2 Lagrangian point on Jan. 14, setting the mission up to produce a 3D star map of the galaxy with unprecedented precision. The final trajectory adjustment required only a brief burn of the spacecraft’s thrusters, following an almost 2-hr. firing last week to set up the orbit around the imaginary point 1.5 million km from Earth on ...


You must be a paid subscriber to access "ESA’s Gaia Probe In Orbit At L2".


Current Aviation Week Intelligence Network (AWIN) enterprise and individual members: please go to for access.


Not currently a subscriber? Click on the "Learn More" button below to view subscription offers.

Already registered? here.