Inside Gaia’s Billion Pixel Camera: How it Works

January 9, 2014 | By | Add a Comment
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Gaia is the European Space Agency’s latest mission to map the distance to stars in our galaxy. The below ESA animation / video explains how the Gaia mission will map the distance to a billion (!) nearby stars.

Video description text: ‘ESA’s Gaia mission will produce an unprecedented 3D map of our Galaxy by mapping, with exquisite precision, the position and motion of a billion stars. The key to this is the billion-pixel camera at the heart of its dual telescope. This animation illustrates how the camera works. See for a more detailed description.

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