The dwarf planet Pluto and its five known natural satellites (Charon, Styx, Nix, Kerberos, and Hydra) may be frigid, but ...

Later, it was reclassified as a dwarf planet, yet its mysterious charm has not diminished at all. Why is that? Because Pluto's complex and elusive terrain is like a mysterious key that may hold the ...

Summer 2015 was marked by a unique astronomical event, which occurs approximately once in the history of astronomy. The New ...

That night, I was originally planning to browse through some old NASA photos for inspiration, but I stumbled upon a forum ...

It's much harder to find, but there are a lot more of them." The first interstellar object to visit the solar system may have ...

Pluto, once considered the ninth planet, lies over 6 billion kilometers from Earth, making it one of the most difficult ...

On Episode 176 of This Week In Space, Rod Pyle and and Tariq Malik are joined by Alan Stern to talk about what's next in deep ...

Two of Pluto's midsize moons may be made of the guts of its largest moon, Charon, new research suggests.

Discover how astronomers use stellar parallax to navigate spacecraft in deep space without relying on Earth-based beacons.

Hygiene Elementary students on Wednesday watched as Principal Renee Collier, with a dramatic flair and drum rolls, opened a ...

Unlike typical comets, ‘Oumuamua lacks rock or carbon-rich material. It is also much more elongated than other comets. It ...

The House committee met to discuss the commerce, justice, and science budget bill, which allocates funding to federal ...