Built by Boeing, the X37B space plane has performed a first-of-its kind aerobraking maneuver in the upper atmosphere.

The tides also gradually slow down Earth’s rotation, a phenomenon known as tidal braking ... of the moon’s “far side,” which ...

“Picking up that same object that I’ve been holding so much on the space station and feeling it here on Earth was crazy to me ...

Even from space, you wouldn’t detect something important about Earth’s shape: It’s not perfectly round. It’s actually a ...

A highly classified military plane has marked an exciting milestone in orbital innovation as it performs advanced aerobraking ...

But the photograph, captured from the International Space Station (ISS ... Pettit added: “Visible are circular star trails ...

When NASA's Voyager 2 spacecraft flew by Uranus in 1986, it provided scientists' first—and, so far, only—close glimpse of ...

Black holes exert a tremendous influence on their surroundings, meaning that when they spin, they literally drag the very fabric of space and time around with them. That means nothing can sit still ...

A new European Space Agency mission is set to study asteroid Apophis to learn more about how we can handle asteroid threats ...

Topekans seven times in the coming week should be able to watch the International Space Station pass overhead after dark in the early evening.

An asteroid named for the ancient Egyptian god of darkness and disorder may not pose a hazard to Earth, but that does not mean Earth is not a hazard to it.