Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...
Pluto lost its planetary status in 2006. Nearly two decades later, people are still arguing about it — and now the argument ...
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New Horizons: Revealing Pluto's hidden wonders
Discover the incredible story of NASA's New Horizons mission, from its 2006 launch aboard an Atlas V rocket to its historic ...
Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action ...
Today In The Space World on MSN
New Horizons’ historic Pluto flyby reveals mountains of ice, vast glaciers, and the hidden complexity of the solar system’s most mysterious world
When NASA’s New Horizons spacecraft flew past Pluto in 2015, it transformed our understanding of the distant dwarf planet.
NASA has released a new video showing what it might be like to land on Pluto with a brand-new view of the dwarf planet's surface. The space agency’s New Horizons spacecraft spent about six weeks in a ...
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