The moon is our constant companion and the only natural object that always orbits Earth. It's about four times smaller than Earth and its gravity is much weaker, which is why astronauts bounce around ...

Earth’s moon phases cycle from month to month, waning and waxing in its constant transformation from new moon to full moon and back again. This lunar cycle happens in part because the moon does not ...

March’s “worm moon” sets behind Rocca Calascio castle and village in L’Aquila, Italy. Photograph by Lorenzo Di Cola, NurPhoto/Getty Images Earth’s moon phases cycle from month to month, waning and ...

Earth's only natural satellite has entranced artists, astronomers, and scientists since the beginning of time. Its effect on the Earth, symbolism in popular culture, and scientific significance cannot ...

The moon has been the Earth's companion in the Solar System for almost five billion years. It is the only place beyond Earth where humans have set foot. The brightest and largest object in our night ...

Here’s a look at the first moon landing on July 20, 1969. The moon landing was watched by an estimated 600 million people around the world. The Apollo 11 spacecraft consisted of the command module, ...

"To be able to work on something so detailed, but have it be such a collaborative effort as well was really rewarding," Evan ...