Scientists have discovered a rare six-planet system where all planets orbit their star in perfect mathematical harmony.

The potential discovery of a large planet beyond Neptune’s orbit could change everything we know about the Solar System.

A planet parade like the one beginning tonight is quite uncommon, occurring once every 10-20 years. Here are the planets you ...

Hong Kong residents will have the rare opportunity to observe four of the brightest planets in the solar system with the ...

Six planets will all be visible at once in the night sky this month, lined up across the sky—but one is set to disappear from view.

Stargazers will get a peek at what's been called a "parade of planets," when up to seven planets may appear to line up.

An event called a "ring plane crossing" will occur between Saturn and Earth on March 23, 2025, when Saturn's rings will ...

Enigmatic planet Mercury posed for some closeups when the BepiColombo mission flew by. Craters, bright regions and volcanic ...

Skies over South Carolina kick off 2025 with a planet parade, ancient comet and the muse of "Beyond Antares," a 23rd-century love song from "Star Trek" fame.

Did you know Hubble has captured incredible sights within our solar system? In this episode, we delve into the telescope's ...

Scientists have long theorized that Charon formed much like Earth’s moon, which was created after a Mars-size object slammed into our planet. The impact sent molten debris from Earth flying into space ...

After the space agency punts a decision on the mission’s profile to 2026, Rocket Lab unveils its own Mars Sample Return plan.