NASA's Psyche asteroid probe will fly within 3,000 miles of Mars on May 15: Here's what to expect

NASA's asteroid-bound Psyche mission is headed for an encounter with Mars on Friday (May 15). The spacecraft, which is on its way to an asteroid also called Psyche, will come within around 2,800 miles (4,500 kilometers) of the Red Planet during the flyby. The aim of this flyby is to utilize the gravity of Mars to give Psyche a boost to its already impressive speed of 12,333 miles per hour (19,848 kph). …