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Published online 31 October 2005 | Nature | doi:10.1038/news051031-1
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Two extra moons for Pluto
Hubble spies tiny satellites around icy planet.
Astronomers using the Hubble Space Telescope to gaze at the edges of the Solar System have spotted two small moons orbiting Pluto, raising its satellite count to three.
Pluto is part of the Kuiper belt, a distant ring of icy rubble beyond Neptune's orbit that is left over from the formation of the Solar System.
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