Year-in-space astronaut hangs up his spacesuit, retires

WASHINGTON (AP) — After spending nearly a year in space, astronaut Scott Kelly is hanging up his spacesuit. NASA announced Kelly’s retirement on Friday, less than two weeks after he returned to Earth. He leaves the space agency on April 1. The 52-year-old Kelly spent a U.S.-record 340 days in orbit on the International Space […]