This has proven to be a hard job. Gaia, launched on December 19, 2013, was deliberately designed to be resilient and have multiple backup computer systems that could reboot the satellite in the ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

The Milky Way-mapping satellite Gaia has released its third catalog of data, which includes 10 times more information regarding asteroids compared with its second data catalog, ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...

The star-mapping Gaia satellite was struck by high-speed micrometeoroid, and it left a gap in the shield, scientists say. ESA/ATG medialab; background: ESO/S. Brunier Science fiction movies that ...