In reply to @esaoperations
Many asteroids have been removed from ESA's #AsteroidRiskList like this: looking for signs of seemingly new asteroids lurking in old observations, to better understand their future #PlanetaryDefence
@esaoperations | 332,111 followers
Replying to @esaoperations
Recently, a team from @univgroningen - funded by @ESA - used the archive of the #OmegaCAM instrument on @eso's #VeryLargeTelescope (pictured top of thread) to locate precovery detections of four asteroids in our Risk List, three of which were then removed. #SpaceSafety

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