European scientists are turning an aircraft into a laboratory that simulates lunar gravity to prepare astronauts and ...

Earth and the Moon are forever locked in a gravitational embrace that has played a critical role in determining the fate of both worlds. Although they have grown more distant since their formative ...

When the Moon first formed, it was a sea of molten lava. The immense gravity of Earth stretched this molten sea, raising tides on both the near and far sides. But the Moon was spinning, and that ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and ...

Blue Origin's famed New Shepard spacecraft successfully simulated the moon's low gravity on board its capsule during a brief flight Tuesday morning over West Texas. Video of the uncrewed launch, which ...

The difference between Earth and lunar gravity is one of the challenges space agencies and companies are trying to overcome in their quest to colonize the Moon. Not an easy thing, given how one of the ...

Stephen DiKerby receives funding from NASA and NSF grants, as well as from Michigan State University. Curious Kids is a series for children of all ages. If you have a question you’d like an expert to ...