Pluto
Latest about Pluto

Pluto Goes Psychedelic in Brilliant New Photo
By Sarah Lewin published
Pluto's the prettiest dwarf planet at the party in this new, brilliantly colored image recently released by NASA.

What's a Planet? There's a Test (and Pluto Flunked it)
By Irene Klotz published
A new test for defining the planetary status of an exoplanet has been formulated, but a certain dwarf planet in our solar system still doesn't make the planetary grade.

Pandemonium! Motion of Pluto's Moons Perplexes Scientists
By Calla Cofield published
New observations of Pluto's moons reveal a system in pandemonium, according to scientists with the New Horizons mission.

Icy Volcanoes May Erupt on Pluto
By Nola Taylor Tillman published
Two enormous mountains on Pluto's surface bear a striking resemblance to volcanoes on Earth and Mars, which has piqued the interest of scientists with the New Horizons mission.
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