Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

Earth's oceans are mysterious, largely unexplored places, but the enormous oceans of Neptune and Uranus have them beat.

Witness a rare celestial spectacle as all seven planets in our solar system align next week—an event that won't repeat until ...

NASA has rekindled interest in Uranus and Neptune by revealing a ground-breaking discovery regarding the two ice giants. Scientists have discovered thousands of distinct objects in the furthest ...

If you look up at the night's sky, you will be able to see Mars, Jupiter, Uranus, Venus, Neptune, Mercury and Saturn line up.

The last week of February holds a special celestial treat in store for astronomers and amateur stargazers. Mercury will become the seventh planet to line up in a current “planetary parade” that’s ...

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

A planetary alignment, or a "planet parade" according to the internet, will grace our night sky just after dusk, according to ...

A planetary alignment happens when planets “line up” on the same side of the sun. The phenomenon is visible this month ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.