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The IAU has voted on a series of resolutions on what a planet is and what a planet isn't, and the verdict is... Pluto is not a planet. At least, not a major one. This is a big turnaround from the ...

Pluto was downgraded to dwarf planet over 10 years ago, but it's something that still seems so damn unfair. How do you take away its planet status after 76 years? On the other hand, science is ...

Pluto hasn't been a planet for almost 20 years. In the early 2000s, scientists discovered several objects of a similar size to Pluto. So, during the summer of 2006, members of the International ...

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 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, ...

This image made available by NASA on Friday, July 24, 2015 shows a combination of images captured by the New Horizons spacecraft with enhanced colors to show differences in the composition and texture ...

Named for the maiden snatching, shadow dwelling god of the underworld, small but mighty planet Pluto moves into Aquarius for the first time in two and a half centuries on March 23, 2023. Petit but ...