The discovery of another moon around Pluto is exciting news for planetary science, but it's also likely causing some anxiety for the team in charge of New Horizons, a spacecraft set to be the first ...
President Donald Trump and his NASA administrator are reviving the Pluto debate again — apparently at the urging of “Star ...
Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action ...
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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