The Earth will soon have a second mini-moon this fall. A newly discovered asteroid will orbit the planet starting in late ...

I f astronomers had been walking the Earth 466 million years ago, they may have had something special to see. The moon and ...

At a distance of 2.7 billion miles (4.3 billion km) from Earth, the ice giant is a mere magnitude ... Finally, this evening, ...

The ring would have gradually fallen to Earth as meteorites, correlating to a spike of impacts seen in the geological record.

NASA's Voyager 1 spacecraft took a photo of Earth and the moon. It was the first time both the Earth and the moon were ...

This new floating rock is only expected to orbit the Earth once, beginning its trip Sept. 29 before breaking off from its ...

A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...

By staring into the hellish landscape of Jupiter's moon Io—the most volcanically active location in the solar system—Cornell ...

Researchers have found evidence suggesting that our planet may have once had a ring system around 466 million years ago.

Research suggests Earth might have once boasted a spectacular ring similar to Saturn's, formed from an asteroid breakup ...

The new study asserts that Earth's ring formed around 466 million years ago, and stuck around for around 40 million years ...

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