NASA’s Perseverance rover successfully touched down on Mars this morning, and has already begun beaming back images. Hello, world. My first look at my forever home. #CountdownToMars pic.twitter.com/dkM9jE9I6X — NASA’s Perseverance Mars Rover (@NASAPersevere) February 18, 2021 But people might be surprised to learn there have been another 48 missions […]