You might think of asteroids as just rocks of various sizes floating around in space. But they’re vastly more complex than ...

For about 4.5 billion years, our planet has circled the sun on a stable, rhythmic path. Each of Earth's orbits takes ...

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Two ISS crews are gearing up for departure, with NASA astronaut Tracy Dyson and cosmonauts Kononenko and Chub returning to ...

A recently discovered asteroid will soon become a quasi-satellite of Earth as it loops around our planet over the next two ...

Unlike the existing moon — which has orbited our planet for about 4 billion years — this new floating rock is only expected ...

2024 PT5 will be a temporary visitor, arriving in September and flying off again in November.

The partial lunar eclipse winked out part of the moon as the Earth orbited between the sun and the moon, casting a shadow.

The asteroid, named 2024 PT5, will do a 56-day horseshoe-shaped fly-by near Earth before it continues on it journey.

Earth is going to have a second moon for two brief months, as a small asteroid piece will be incorporated into the planet's ...

Expedition 71 crew members on the International Space Station tested groundbreaking technologies including an artificial ...

SpaceX's Polaris Dawn mission returns safely to Earth on Sunday after its record-breaking flight, including the first ...