NASA's New Horizons spacecraft made history by flying past Pluto, sending back groundbreaking data that would change our ...

Bring up the former planet Pluto in conversation and you’re guaranteed to be met with a strong opinion. In one camp are those ...

Scientists have noticed something strange about Pluto and its big moon, Charon, and it's making them rethink a lot! Unlike most moons, Charon is almost half the size of Pluto, so they actually ...

Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

The spacecraft will also be gathering information on Pluto's Texas-sized moon, Charon, and its smaller moons Styx, Nix, Kerberos and Hydra.

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

Pluto is the tiniest planet in our solar system with a diameter of roughly 2,377 kilometers, making it even smaller than our moon. Check out these 7 rare photos of Pluto clicked by NASA.

The mission also explored Pluto’s icy, chaotic moons, which rotate chaotically. Beyond Pluto, New Horizons continues to explore the outer reaches of the solar system.