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.
If you’ve texted on your Android phone, you may have noticed that some contacts have a small blue dot or a chat bubble on the bottom right of their profile picture. RCS messaging also likely ...
NASA's Voyager 1 spacecraft nearly 12 billion miles from Earth is still phoning home from interstellar space, and a new NASA photo captures that radio signal as pale blue speck in a cosmic ocean.