Exoplanets—planets that orbit stars beyond our solar system—have transformed our understanding of the universe. Since the ...

Scientists have uncovered the strongest solar storm ever recorded, striking Earth in 12350 BC — 500 times stronger than any ...

"Rings are mostly made of ice and small rocks," said William Saunders, a planetary scientist at NASA's Langley Research ...

The latest findings, published in the journal Earth and Planetary Science Letters, confirm that the extreme event from 14,300 ...

Water ice is a crucial building block of planetary systems. We've found plenty of it in our own Solar System, in places like ...

Researchers say crystalline water ice has been clearly found. It lies inside a dusty debris ring around a star 155 ...

Learn about the strongest solar storm to ever strike Earth, occurring around 14,300 years ago during the last Ice Age.

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Is frozen water scattered in systems around other stars? Astronomers have long expected it is, partially based on previous ...

So which planets in our solar system have rings? All four giant planets — Jupiter, Saturn, Uranus and Neptune — sport these ...

Astronomers have long suspected the presence of frozen water, ever since in 2008 data from Nasa's retired Spitzer Space ...

A year ago, an extreme solar storm caused impressive auroras around the world. NASA has now compiled a whole series of ...