Gaia begins science observations
Date as reported
Gaia began its survey observations of stars and other celestial objects. Established the observing phase of ESA's astrometric survey.
Historical significance
Established the observing phase of ESA's astrometric survey.
- Category
- Mission Operations and Milestones
- Type
- Start of science operations
- Mission
- Gaia
- Organization
- European Space Agency
- Destination
- deep space
- Human involvement
- Uncrewed
- Outcome
- Successful
Sources and attribution
- ESA — Gaia mission (opens in a new tab) — Original factual summary; retain attribution to ESA.