NASA is aiming for an April 1 launch date for a mission that will send astronauts around the moon and back as part of its ambitious lunar landing program.Four astronauts will fly aboard NASA’s Orion spacecraft,

Nearly 14 years after it was launched in 2012, NASA says a 1,300-pound satellite is expected to come crashing back to Earth on Wednesday. Most of it will burn up as it reenters the atmosphere, but