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.

Ever since we broke the bonds of gravity and ventured outside Earth's atmosphere, we have been traveling on a journey with ...

On St Valentine’s Day 1990, NASA’s engineers directed the space-probe Voyager 1 – at the time, 6 billion kilometres (3.7 billion miles) from home – to take a photograph of Earth. Pale Blue Dot (as the ...

Earth's oceans were once green, according to a new study. Carl Sagan, the host of the popular TV show Cosmos, once described Earth as a 'pale blue dot' when explaining an image taken by Voyager 1.

That’s us.’ From Pale Blue Dot (1994) by Carl Sagan. Photo courtesy NASA/JPL-Caltech But what, exactly, should we make of ...

April 22 is traditionally known as Earth Day, the occasion where we pause as temporary travelers on our 'blue marble' to ...

April 22 is traditionally known as Earth Day ... missions send back beautiful images of our planet, from the smallest of plankton to the pale blue dot, to help give us a comprehensive, detailed ...