The image emphasizes why Earth is often called the “blue marble,” highlighting the overwhelming ... making it the largest and deepest ocean basin on the planet. This massive body of water ...

The world's largest ocean basin is also the oldest. A basin is "a depression, or dip, in the Earth's surface," according to National Geographic. The Pacific Ocean is the largest, deepest and ...

"And I think that's part of what was so special about the 'Blue Marble' photo." On Christmas Eve in 1972, humanity received a gift: A portrait of the Earth as a vivid globe. Clouds swirl over the ...

“The Blue Marble” is the first fully illuminated photograph of Earth taken from outer space in 1972 by the Apollo 17 crew as they made their way to the moon. Though blurry and partial images ...

But while “Blue Marble” didn’t create an overnight revolution, it came to play an important role in the growing environmental movement. The first Earth Day had been celebrated on April 22 ...

On Christmas Eve in 1972, humanity received a gift: A portrait of the Earth as a vivid globe.Clouds swirl over the vast African continent and south polar ice cap, all set against the deep blue of our ...