rather than a head-on, collision with another planetary body. “The formation of Sputnik Planitia provides a critical window into the earliest periods of Pluto’s history,” said Adeene Denton ...

When did Pluto become a planet? When Pluto was discovered by Clyde Tombaugh in 1930, scientists were searching far and wide ...

Pluto TV is one of the best free streaming services, constantly adding new channels of free ad-supported shows and movies.

And in a way, he will too: Tucked aboard New Horizons is a small vial of Tombaugh’s ashes, a symbolic envoy that will sail by Pluto and head farther into the Kuiper belt, perhaps chasing down ...