Pluto

Pluto's moon has a mysterious red north pole, and we may finally know why

Pluto’s moon has a mysterious red north pole, and we may finally know why

Pluto’s life partner, Charon, wears a disarming red “cap”. Ever since New Horizons snapped the moons rust-toned North Pole on its bypass in 2015, scientists have pondered the planetary processes responsible for leaving such a bold landmark. Researchers initially suspected the iron-colored batter (nicknamed Mordor Macula) was methane captured from Pluto’s surface, its red color …

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Curious children: Why does it matter if Pluto is a planet or a dwarf planet?

Curious children: Why does it matter if Pluto is a planet or a dwarf planet?

This article was originally published on The conversation. (opens in new tab) The publication contributed the article to Space.com’s Expert votes: Op-Ed & Insights. Samantha Lawler (opens in new tab)Assistant Professor, Astronomy, University of Regina “Why does it matter if Pluto is a planet or a dwarf planet? For me it just makes it more …

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