The Pale Blue Dot is, quite possibly, the most famous photo ever taken of the Earth. In 1990, Voyager 1 was hurtling past Saturn and traveling towards the vast expanse of interstellar space. The tiny spacecraft was some 3.7 billion miles from home. Before it left our little part of the cosmos, astronomer Carl Sagan requested that the spacecraft turn around and take a final photo of Earth. He didn’t want this image for research or scientific analysis. He wanted a reminder.

A reminder of our planet’s insignificance, of our own arrogant conceit, of the unique relationship that we share with this world…he wanted a reminder of what’s at stake. The image that Voyager 1 captured inspired Sagan to write a passage in which he beautifully articulates everything that this photograph represents…

Image Credit: NASA

Below are some of our other favorite images of Earth from space. Be sure to share your own favorites…

[slideshow_deploy id=’21999′]


Share This Article