Remember the DART mission last year that crashed into the asteroid Dimorphos?
@Livermore_Lab
's #PlanetaryDefense team have now published official results showing that the impact changed the asteroid's speed by about 2.7 mm/second. #smallbutmighty
https://llnl.gov/news/study-looks-velocity-impact-asteroid-dimorphos
https://twitter.com/NNSANews/status/1637854787390586881