The first color image of the whole Earth prompted people to think of home, and the environment, in a new way, writes Stewart Brand.

SpaceX seems to have mistaken shooting for the moon with shooting at the moon. Forecast to occur on Aug. 5, a five-story-long ...

Our Moon is slowly drifting away, a subtle cosmic dance revealing Earth's ancient secrets. Scientists study this gradual ...

An international team of researchers say they've found a more efficient route from Earth to the moon using advanced computer ...

This shifts mass away from Earth’s poles, and – like a figure skater extending their arms mid-spin – slows the rotation.

Earth has a group of cosmic stalkers. Known as "co-orbitals," these small bits of rock have a 1:1 mean motion resonance with ...

Earth never stops moving. Right now, as you read this, the planet beneath your feet is spinning at incredible speed. At the ...

Without the Moon, Earth’s geology, biology, and climate — as well as human philosophy — would be different in many significant ways. If Earth had no Moon, the postulated origin of the Moon through a ...

Neptune’s moons have long provided evidence of a cataclysm four billion years ago. A new study suggests one moon may have ...

Although the mission's four astronauts sent a few photos to Earth while in space, most needed to be delivered via physical memory cards once they returned to the planet ...

The Moon’s gravitational pull has been slowing Earth’s spin for billions of years, gradually lengthening our days. Now, human ...

Life on the International Space Station may feel distant, but columnist Graham Lawton finds that studying how astronauts ...