Astronomers may have found a candidate for Planet Nine. This planet is beyond Neptune. The finding could be the first ...

There have been questions about a mysterious ninth planet in our solar system for nearly a decade. Pluto was unseated as ...

The possibility that an additional planet may be hidden far into the solar system was touted more than a century ago. In 1983 ...

Caroline Delbert is a writer, avid reader, and contributing editor at Pop Mech. She's also an enthusiast of just about ...

On Monday, May 19, at 10 a.m., Jennifer Anderson will present to the Learning Club at the Winona County History Center on “The History of How Humans Came to Understand Our Solar System” or “What ...

The presence of another planet in the solar system could explain the odd movements of some of the bodies in the Kuiper Belt.

Astronomers have detected a promising sign of a ninth planet lurking at the the farthest reaches of the Solar System.

The Delta College Planetarium in downtown Bay City offers a slew of events each week intersecting the lines science and ...

The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, ...

Pluto is an outer planet (aka, a long way away) in our solar system. Ruling over Scorpio, Pluto represents power, rebirth and ...

Sauk Prairie will get a glimpse of one of the two eclipses that will occur over the next thirty days. The total solar eclipse ...