On Valentine's Day 1990, NASA's Voyager 1 spacecraft snapped what would become one of the most iconic images ever taken: a view of Earth from 3.7 billion miles (6 billion kilometers) away.

and a new NASA photo captures that radio signal as pale blue speck in a cosmic ocean. The space agency unveiled the amazing image Voyager 1's radio signal glow as seen by an array of radio ...

Michael Ranger began his journey with the photo above, taken by Commander Neil Armstrong of Lunar Module Pilot Buzz Aldrin. Unfortunately, Command Module Pilot Michael Collins was made to man Apollo ...