Voyager 1 has been sending a stream of garbled nonsense since November. Now NASA engineers have identified the fault and found a potential workaround. When you purchase through links on our site, we ...

“He asked me, ‘Is 100 the right number?’ ” Ride says in the new documentary 'Sally'. “I said, ‘No. That would not be the right number’ ” Justine Fisher is an editorial intern at PEOPLE. She began ...

An awkward-looking, spherical satellite the size of a grapefruit launched in March 1958, and was boosted into a high elliptical orbit. The satellite, named Vanguard-1, was a test of launch ...