Add Yahoo as a preferred source to see more of our stories on Google. The world has been watching as humans have for the first time in more than 50 years set out on a journey toward the moon. But ...

Thursday, NASA’s Orion spacecraft fired its main engine for five minutes and 50 seconds beginning at 7:49 p.m. EDT, to successfully complete the translunar injection (TLI) burn, sending the crew in ...