Pluto is the only place other than Earth in our solar system that's known to have white-peaked mountains, but these white caps aren't made of snow. Instead, they're made of methane frost.

Here’s what to look for in the July night sky. The globular cluster Messier 22 (M22) reaches its highest point in the sky ...

Pluto's Methane Ice Caps Are Made From A Completely Different Process Than Ice ... The scientists noted that nowhere else in the solar system has ice capped mountains like this other than Earth.

Besides the stars, there are seven objects that everyone can see ... If we say that Pluto is 35 AU away from Earth then we can use this 1 km sized feature on the surface to calculate the angular ...

Pluto is a celestial oddball in more ways than one. It’s ... extreme bright and dark patterns that indicate a kind of diversity unmatched in the solar system by anything other than Earth itself.

Scientists have long theorized that Charon formed much like Earth’s moon, which was created after a Mars-size object slammed into our planet. ... (Pluto has four smaller moons besides Charon.) ...

Even Earth was not originally called a planet ... As our understanding of this object has grown, I feel like the evidence now leads me to call Pluto something besides planet.

Scientists have long theorized that Charon formed much like Earth’s moon, which was created after a Mars-size object slammed into our planet. ... (Pluto has four smaller moons besides Charon.) ...

Pluto's highly elliptical orbit can take it more than 49 times as far out from the sun as Earth. Since the dwarf planet's orbit is so eccentric, or far from circular, Pluto's distance from the sun ...