The iconic photo, known as "Blue Marble," was taken by NASA astronauts Eugene "Gene" Cernan, Ronald Evans and Harrison Schmitt on Dec. 7 using a Hasselblad camera and a Zeiss lens, about 28,000 ...

A new satellite photograph of Earth depicts our planet in all its aquatic splendor, revealing a truth somewhat obscured in the original Blue Marble image. That photograph is among the defining ...

Back in 1972, the Apollo 17 mission captured the now iconic Blue Marble photo. Captured at a distance of roughly 29 400km, the iconic image of Earth is now a commonplace name for images that ...

Taken 50 years ago on Wednesday, the “Blue Marble” has become one of the world’s most widely reproduced photographs — and an icon of the environmental movement.