ESA Science & Technology - Gaia
Gaia is an ambitious mission to chart a three-dimensional map of our Galaxy, the Milky Way, in the process revealing the composition, formation and evolution of the Galaxy. Gaia will provide …
ESA Science & Technology - Objectives - European Space Agency
The primary objective of the Gaia mission is to survey more than one billion stars in our Galaxy and beyond. Data from this astronomical census will allow astronomers to answer some …
ESA Science & Technology - Summary
2019年9月1日 · The Challenge of Gaia. Gaia significantly improves on Hipparcos for a number of different reasons. For example, the collecting area of the primary mirrors means that Gaia …
ESA Science & Technology - The complete Gaia CCD array (flight …
2019年9月1日 · This photo, taken at the Astrium France facility in Toulouse, shows the complete set of 106 CCDs that make up Gaia's focal plane. The CCDs are bolted to the CCD support …
ESA Science & Technology - Gaia Spacecraft - European Space …
2019年9月1日 · gaia. ESA; Science & Technology; gaia; ESA Science & Technology - Gaia Spacecraft. Missions Show All Missions; Mission Home Summary Fact Sheet Objectives …
ESA Science & Technology - Data Release 1 - European Space …
2016年9月14日 · Gaia's first data release was published on 14 September 2016. Data time span. 14 months of observations. Contents. Positions and Gaia 'G' magnitudes for 1.1 billion stars …
ESA Science & Technology - Payload Module - European Space …
2020年11月2日 · The Gaia focal plane will be the largest ever developed, with 106 CCDs, a total of almost 1 Gigapixels and physical dimensions of 0.5m × 1m. The focal plane assembly is …
ESA Science & Technology - 12 rare Einstein crosses discovered …
2021年4月7日 · Thanks to ESA's star mapping spacecraft Gaia and machine learning, astronomers have discovered 12 quasars whose light is so strongly deflected by foreground …
ESA Science & Technology - Science & Technology
ESA's Science Programme Committee has confirmed the continued operations of five missions led by ESA's Science Programme: Cluster, Gaia, INTEGRAL, Mars Express, and XMM …
ESA Science & Technology - Service Module - European Space …
2019年9月1日 · After separation of the Gaia spacecraft from the launch vehicle, the Sun shield is deployed around the fixed solar array, in the same plane. A thermal tent covers the payload, …