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 ...

After 10 minutes, the rotating arm would reach the moon’s escape velocity of 2.4 km per second—about one-sixth of Earth’s escape velocity—to set the capsule on the correct trajectory for ...

"We came all this way to explore the moon, and the most important thing is that we discovered the Earth." — astronaut Bill Anders. At one point in Apollo 8's lunar orbit, the Earth came into ...

Experiments suggest an unusual magnetic material could help harness energy from Earth’s rotation. But not everyone is convinced ...

When teachers explain ocean tides, they frequently describe how the moon's gravity pulls on Earth ... and the Coriolis effect (caused by Earth's rotation) also affect where and to what extent ...

In our oceans, the moon’s gravity pulls more strongly on the near side of Earth, producing a bulge; inertia from Earth’s rotation produces a second one to balance the first. Instead ...

The boundaries between planet Earth, the moon, and deep space just got fuzzier. According to a new analysis of data recorded by a spacecraft more than 20 years ago, the outer fringes of our cozy ...

Kiichiro Sato/Associated Press Supported by By Aimee Ortiz From Thursday night into Friday morning, the Earth’s shadow gradually overtook the moon’s typically bright white face, which took on ...