NASA’s Lucy spacecraft discovers unexpected satellite-orbiting asteroid
NASA’s asteroid-exploring spacecraft Lucy has made its first up-close observations – and discovered something completely unexpected. The asteroid Dinkinesh not only has a small satellite orbiting it, but that mini-moon is made up of two objects stuck together.Launched in 2021, Lucy is set to visit more asteroids than any other spacecraft so far. Its main mission is to investigate the Trojans, two clusters of asteroids orbiting the Sun at the distance of Jupiter – one ahead of and one behind the giant planet. On the way,…