Pluto has long been one of the most debated celestial bodies in our solar system. Once classified as the ninth planet, it was ...

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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 ...

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 ...

Forget what you learned in third grade. Pluto is no longer one of the nine planets of the solar system. The International Astronomical Union in Prague ruled today that the much-maligned Pluto no ...

The internet is full is misinformation, conspiracies, and lies. Each week, we tackle the misunderstandings that are going viral. We are less than two weeks away from the 95th anniversary of the ...

Pluto may have been demoted to non-planet status, but it still commands a court of five moons, as is fitting for the king of ...

Eight years after being reduced to a "dwarf planet" by the International Astronomical Union in 2006, our far distant cousin is finally getting some real push to be upgraded back to the ninth "planet" ...

Webb uncovers methane on Makemake, showing the icy dwarf planet is more active than once thought - just like Pluto.