Skip to main content

A Pale Blue Dot: The Ultimate Earth "selfie..."

164,437 Views

2,082 Questions Answered

Best of Web

Let’s Begin…

A Pale Blue Dot was written in 1990 by Carl Sagan in response to a NASA photograph that he requested be taken as Voyager I, in February 1990, was leaving our solar system. Voyager I turned and took the "ultimate Earth selfie" showing Earth as a tiny speck of blue in a vast, scattered light rays.  Stop for a moment before beginning the lesson and go to this link to see the actual photo.  

About TED-Ed Best of Web

TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.

Meet The Creators

More from Awesome Nature