Iron meteorites show the first bodies of the early solar system were 83% to 92% dry rock, with water arriving millions of ...

When the solar system began building its first solid objects, it had two main ingredients available. One was chondrules—tiny, ...

Here's what's in our sun's deep freezer.

ALMA(ESO/NAOJ/NRAO)/M. McClure et al. Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this ...

Researchers at the National High Magnetic Field Laboratory and Brookhaven National Laboratory have teamed up to get a fresh ...

The number of rocky extrasolar planets being discovered continues to increase, but so too does the apparent diversity of such worlds.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. An object has been discovered orbiting the sun far beyond ...

Mercury, Venus, Earth, Mars...When you hear the names in order, some of you might think, "I learned that in school."But doesn't the Moon belong to that group?Does asteroid just mean a small ...