Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...

Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action ...

Although Seeing in the Dark doesn't directly discuss Pluto, it does celebrate the joy of observing planets. Viewers who watch the show may wonder what happened to Pluto in 2006 and whether any of the ...

President Donald Trump and his NASA administrator are reviving the Pluto debate again — apparently at the urging of “Star ...

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The New Horizons spacecraft is only hours away from its closest approach to Pluto. It’s hoped the brief encounter will help answer many questions about the oddball member of our solar system. Pluto is ...

Pluto’s atmosphere, though tenuous compared to those of the terrestrial planets, exhibits a fascinating complexity driven by extreme temperatures and dynamic surface interactions. Predominantly ...

The common questions usually strike the minds of common people regarding celestial objects, including stars, planets, comets, asteroids, meteor, pulsar, galaxy etc and how they have been discovered ...