New Horizons halfway from Pluto to next flyby target

How time and our spacecraft fly—especially when you're making history at 32,000 miles per hour. Continuing on its path through the outer regions of the solar system, NASA's New Horizons spacecraft has now traveled half ...

Scientists make the case to restore Pluto's planet status

Johns Hopkins University scientist Kirby Runyon wants to make one thing clear: Regardless of what one prestigious scientific organization says to the contrary, Pluto is a planet. So is Europa, commonly known as a moon of ...

Does Pluto have the ingredients for life?

Pluto has long been viewed as a distant, cold and mostly dead world, but the first spacecraft to pass by it last year revealed many surprises about this distant dwarf planet.

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