Spacecraft & Instruments
Exploded view of Gaia
The Gaia spacecraft is comprised of three major functional modules:
Payload & Instruments
Gaia's payload carries two identical telescopes, pointing in two directions separated by a 106.5° basic angle and merged into a common path at the exit pupil. Three instruments detect the light collected by these telescopes.
|Find out more about the industrial involvement in the Gaia spacecraft here.|