Gaia probe - Definition and Overview

The Gaia probe is a proposed space probe to be launched by the ESA in 2010 that will park in Earth's L2 Lagrangian point and compile a catalogue of stars to magnitude 20, as a successor to Hipparcos.

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External links

• ESA Gaia probe (http://www.esa.int/export/esaSC/120377_index_0_m.html)