The most effective way of discovering planets beyond our Solar System has been through observing occultations when a body passes in front of its host star. Astronomers have now used that method to get ...

A dark red area discovered on the dwarf planet Haumea appears to be richer in minerals and organic compounds than the surrounding icy surface. A dark red area discovered on the dwarf planet Haumea ...

An artist's illustration showing dwarf planet Haumea with its newly discovered ring. IAA-CSIC/UHU The family of ringed bodies in the solar system has a new member: Haumea. The dwarf planet with an ...

As kids, we all knew Saturn was the one planet in our solar system with rings. Then, rings were also discovered around Jupiter, Uranus and Neptune. And now a new study reports that a ring has been ...

Haumea is a dwarf planet that orbits the sun far beyond Neptune. It is about the same size as Pluto and has two moons. One of its notable characteristics is how fast it spins on its axis. Just after ...

A thin shell of ice formed by a continuous cycle of heating and freezing gives Haumea, a distant dwarf planet discovered in 2004, its distinctive glimmer in deep space. Astronomers knew Haumea had a ...

Haumea is one of the fastest rotating large objects in our solar system. A single day on the dwarf planet is only about 4 Earth hours long. NOVA is available to stream on pbs.org and the free PBS App, ...

Haumea, a dwarf planet on the edge of our solar system, doesn’t have the same kind of moons as its well-known cousin Pluto, according to a new study. This is despite original evidence that suggested ...

Astronomers have found a ring of particles surrounding a small, distant space rock at the edge of our Solar System. The ring encircles a strange world called Haumea, a dwarf planet that’s shaped a bit ...