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pluto fitth moon hubble

Should Pluto's 5th Moon Make It a Planet?

By Francie Diep published

Dwarf planets can have moons, too.

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Pluto's New Moon: Five Fun Facts

By Mike Wall published

The basics about Pluto's newly discovered satellite.

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pluto-system

Pluto Remains Shrouded in Mystery

By Natalie Wolchover published

Considering all the mysteries that remain, Pluto's newfound moon almost definitely won't be the last of its surprises.

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Annotated image of Pluto and its moons.

What Should Pluto's New Moon Be Named?

By Natalie Wolchover published

A fifth moon has been spotted orbiting the dwarf planet Pluto. What will this

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Pluto and Moons

Pluto Has a Fifth Moon, Hubble Telescope Reveals

By Mike Wall published

The Hubble Space Telescope has found another moon orbiting Pluto, bringing its total to five moons.

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curiosity mars rover painting

Plutonium Production May Avert Spacecraft Fuel Shortage

By Mike Wall published

A looming shortage of the radioactive isotope worries many planetary scientists

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SP 100204 pluto VS

Surface of Pluto May Contain Organic Molecules

By Space.com Staff published

NASA's Hubble Space Telescope made the find.

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pluto system

Pluto's Moons Could Spell Danger for New Horizons Spacecraft

By Nola Taylor Redd published

Hidden moons around Pluto could produce unforeseen hazards that could destroy NASA's New Horizons spacecraft.

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NASA's Mars Science Laboratory Curiosity rover

Mars Mission May Be Curtain Call for Plutonium-Powered Spacecraft

By Denise Chow published

With a worldwide shortage of plutonium-238, future planetary science missions are in jeopardy.

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Dwarf Planet Eris

Dwarf Planet Eris is 'Almost Perfect' Pluto Twin

By Mike Wall published

The icy dwarf planet Eris is nearly exactly the same size as Pluto.

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