How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an ...

JWST has confirmed Pluto’s bizarre atmospheric behavior and its ghostly interaction with Charon. These findings could reshape ...

Vomit Comet “These measurements give us a look at how this enormous, icy world works,” said lead author Nathan Roth of American University and NASA Goddard Space Flight Center. “We’re seeing explosive ...

Mercury is notoriously difficult to see from Earth, thanks to its proximity to the Sun. But on July 4, Mercury reaches its ...

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Professional astrologer Steph Koyfman reads your monthly horoscope—and spells out how it may shape your travels.

If it feels like you’ve gone from being self-protective to asserting yourself more loudly and proudly, or you’re swapping ...

The Vera C. Rubin Observatory is expected to find millions of unknown objects in our solar system, and perhaps even a ...

Get ready for some of the most game-changing astrological events on the year, like Uranus entering Gemini for the first time since the 1940s!

Your core wounds are on full display when Chiron goes retrograde in Aries on July 30. This can mark a turning point on your ...