images

Satellite Hipparcos

by

ESA/Novapix

Reference

e-sou10-00002

Date

2006-11-16

The satellite HIPPARCOS, developed by the European Space Agency was launched from Kourou in French Guiana in August 1989. It is the first ever `astrometric' satellite, designed to measure very accurately the angular positions of about 120,000 stars and the way these positions change with time.