NASA astronaut Don Pettit has just shared a beautiful shot of the Grand Canyon captured from the space station during his recent stay there.

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

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REx mission is scheduled to return samples of Asteroid Bennu to Earth. Credit: NASA Goddard Space Flight Center ...

A massive meteor crater in northern Arizona continues to attract visitors and spark curiosity about space and science, ...

On his first trip to the Grand Canyon Star Party, Dave Eicher joins thousands for a week of lectures, observing, and cosmic ...

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Grand Canyon Caverns is about 123 miles from Grand Canyon National Park's South Rim, according to Google Maps. Details: 115 Route 66, Peach Springs. 928-422-3223, gccaverns.com.