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en.wikipedia.org/wiki/Pluto

Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of ... Like other Kuiper belt objects, Pluto is primarily made of ice and rock and is relatively small—about one-sixth the mass of the Moon and one-third its ...

coolcosmos.ipac.caltech.edu/ask/163-What-is-Pluto-made-of-

Pluto is thought to be made of mostly ice. It probably also has a small rocky core which might contain some metals. The ice on the surface of Pluto is made of ...

www.space.com/18562-what-is-pluto-made-of.html

Feb 19, 2016 ... NASA's New Horizons spacecraft captured this image of an intriguing "X" on Pluto's icy Sputnik Planum region; the X probably marks a spot ...

www.nasa.gov/audience/forstudents/k-4/stories/nasa-knows/what-is-pluto-k4.html

Pluto is a dwarf planet in our solar system. ... NASA learns about Pluto from pictures taken with telescopes. ..... It can be human-made, like the space station.

www.universetoday.com/13875/what-is-pluto-made-up-of

Apr 25, 2008 ... No longer a planet, Pluto is just a member of the Kuiper Belt; a collection of icy objects that extend out past the orbit of Neptune. If you brought ...

www.nasa.gov/audience/forstudents/5-8/features/nasa-knows/what-is-pluto-58.html

Pluto is a dwarf planet that orbits beyond Neptune. ... The spacecraft made its closest approach on July 14, 2015. New Horizons has cameras that took pictures  ...

planetfacts.org/what-is-pluto-made-of

Pluto may no longer be considered a planet, but it will always be one in people's minds. It is a good thing that Pluto is located in the colder and da.

pluto.jhuapl.edu/common/content/What-We-Know/Surface-Composition.php

Because it is so cold on the surface of Pluto nearly every material is frozen solid! ... These ices have been detected from measurements made on Earth (and with ...

scienceline.ucsb.edu/getkey.php?key=3990

Pluto does contain rock, but much of its surface is thought to be made up of frozen nitrogen (Hamblin & Christiansen, 2004). Nitrogen is also the most abundant ...