Scientists believe a colossal impact between Earth and Theia formed our lunar companion 4.5 billion years ago.

This easy Earth Moon Sun paper craft is perfect for some out of this world fun when learning about space. Here's how to make ...

Although the rocks that record the earliest parts of Earth’s history have been destroyed or deformed over time by more than four billion years of geology, scientists can use modern rocks, moon samples ...

Simply look to the western sky after sunset. The delicate form of the crescent moon is set to draw close to the planet Jupiter in the post-sunset sky on April 29, before later making its closest ...