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Once the quirky underdog of our solar system, Pluto held planetary status until 2006, when it got a cosmic demotion that still stings space fans. Discovered in 1930, Pluto was the ninth planet for ...

The year was 2015. After traveling billions and billions of miles through the Erebus, New Horizons encounters the boatman, and the somber lord of the departed. The spacecraft could have been called ...

Pluto is no longer classified as a planet, it’s a dwarf planet, however, it still has five moons. Now astronomers say they ...

Arizona Governor Katie Hobbs signed a law making Pluto the state's official planet. That's even though an international group of scientists stripped Pluto of its planetary status back in 2006, ...

On January 17, 2006 the New Horizons mission will launch for Pluto, the last unexplored planet of the solar system — or is it? Some scientists now claim that Pluto does not deserve its planetary ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Pluto may have lost its status as a full-fledged planet in 2006, but that doesn't mean it's a joke of a world this April Fools' Day and the folks behind Pluto TV want to make that clear. On April 1, ...

The planet Neptune wobbled in its orbit around the Sun. That could only mean one thing, astronomers said: There was a ninth planet out there, somewhere, lurking in the fringes of the solar system.

This post was updated April 2 at 8:41 p.m. April Fools’ Day or not, “Big Planet Energy” radiated throughout Bruin Plaza as a few dozen Pluto TV staff and community members celebrated the streaming ...