One of the longest stellar dimming events ever observed was likely caused by the gigantic saucer-like rings of either an ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of confirmed dwarf planets and their moons. From left to right: Pluto (with ...

These icy bodies orbit the sun just like the major planets, yet they follow their own rules, often traveling along elongated paths far beyond Neptune. Their distant homes in the Kuiper Belt and ...

In 2006, Pluto was officially reclassified as a dwarf planet. The decision came down to one controversial rule about clearing ...

Astronomers say a newly discovered solar system about 116 light years from Earth is challenging long held ideas about how planets form.According to CNN, researchers using telescopes from NASA ...

WASHINGTON (Reuters) -Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it ...

Our solar system is much like a trail of microcosmic breadcrumbs: Follow the molecular bits as far back as they go, and you'll learn a thing or two about where many of our planets and other celestial ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Spots were speculated to be everything from alien cities to geysers. — -- Scientists have finally cracked the mystery of the unexplained lights on the dwarf planet Ceres that were speculated to ...

Astronomers searching for the faintest glimmers of light beyond distant Pluto say they’ve discovered a new dwarf planet – and that this planetoid’s movements hint that an invisible giant planet ...