A recent simulation predicts that NASA's New Horizons probe could slam into a rocky killing field encircling the "binary planet" Pluto-Charon, during its 2015 flyby. ->
Two of dwarf planet Pluto's tiniest moons need names -- but rather than leaving the Plutonian satellites' naming ceremony to astronomers, that honor has fallen to you. ->
The NASA New Horizons Pluto spacecraft's principal investigator will appear live with the weekly Google+ Space Hangout panel to discuss the mission and other cool space news from the week.
Astronomers found Pluto's fifth moon 34 years after finding its first.
Pluto really has only four moons if the largest moon in the system, Charon, is considered a "binary planet" companion to Pluto.
When NASA's New Horizons mission flies past Pluto in 2015, will the dwarf planet have a nasty surprise in store?
Pluto's neighborhood is getting crowded.
The fastest man-made object ever built crosses the orbit of Uranus today on its nearly decade-long odyssey to the dwarf planet Pluto.
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