Astronomers at the Complutense University of Madrid first spotted this intriguing event using a powerful telescope in ...

This week, revisit what you know about Uranus, explore the far side of the moon, rediscover the famed fossil known as Lucy, ...

Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

Scientists are reconsidering old information about Uranus. NPR's Scott Simon explains the problem with photos taken of the ...

Solar and cosmochemical data indicate high levels of carbon, nitrogen, and oxygen in the Sun. Researchers have unveiled a new ...

Some minerals in lava could suggest water is nearby.

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on the dark matter which seems to keep galaxies together and rotating with ...

We're showing that, everywhere we look now, there was some sort of magnetic field that was responsible for bringing mass to ...

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The roughly six-hour flyby in 1986 revealed Uranus' protective magnetic field was strangely empty. Now, researchers say that ...

In 1986, NASA’s Voyager 2 flyby of Uranus shaped scientists’ understanding of the planet but also introduced unexplained ...

Using the James Webb Space Telescope, an international cooperation of NASA and the European and Canadian space agencies, a ...