But to most of the cosmos, we're just a dot in the vast ether, too. From 804,000 miles away, we can still see Earth in its ...

We know what Earth looks like. Famously nicknamed the “pale blue dot” by Carl Sagan, our planet is a fairly small, rocky one with a moon, a thin atmosphere, a little bit of land, and a whole lot of ...

Hera's images of the Earth (visible as a small dot) and the moon were taken between Oct. 10 and 15, according to the European Space Agency (ESA), which runs the mission. Related: Earth sure looks ...