Double trouble: Gaia hit by micrometeoroid and solar storm

Double trouble: Gaia hit by micrometeoroid and solar storm

ESA

Published

Launched in December 2013, ESA’s Gaia spacecraft is on a mission to map the locations and motions of more than a billion stars in the Milky Way with extreme precision.

But it’s not easy being a satellite: space is a dangerous place. In recent months, hyper-velocity space dust and the strongest solar storm in 20 years have threatened Gaia’s ability to carry out the precise measurements for which it is famous.

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