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.

Perhaps the most famous of these photos is the "pale blue dot" image taken by Voyager 1 in 1990. That image shows Earth as a tiny fleck on a beam of sunlight from more than 4 billion miles away.

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.

This year is the 30 th anniversary of the Pale Blue Dot, the renowned photo of our planet taken by the Voyager 1 spacecraft from a great distance. Featuring Earth as a tiny dot against the vast ...

With the occasional nod to his greatest achievements, his exploration of the cosmos is at times a challenging, daunting ...