Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory about the possibility of a giant ninth planet. The dwarf planet's existence ...

Ammonite was discovered using the Subaru Telescope in Hawaii, with follow-up confirmation from the Canada-France-Hawaii ...

Astronomers have hoped for the existence of Planet Nine for years. Things were looking promising, but this discovery might ...

A newly found object may set a new record for the most distant dwarf planet in the solar system.. The object, called V774104, lies about nine and a half billion miles from the sun, or two to three ...

The Subaru telescope located at the Mauna Kea Observatory on Hawai'i has found a new world within our Solar System, dubbed ...

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...

Researchers use the Subaru Telescope in Hawaii to find a small object on the outer edge of the Solar System. Nicknamed ...

"Thanks to these images, Hygiea may be reclassified as a dwarf planet, so far the smallest in the Solar System," he added. The new observations helped astronomers determine that Hygiea has a ...

Pluto is the most famous of the dwarf planets – long considered our solar system’s ninth planet until it was demoted in 2006 when the International Astronomical Union created a new definition ...

New Dwarf Planet Found At The Solar System's Outer Limits : The Two-Way The tiny world is a pink-hued ball of ice in an area of space once thought to be relatively empty. But the new findings hint ...

The category "dwarf planet" was created in 2006 to make room for the many large bodies being discovered on the outer reaches of the solar system. Here's a tour of the five currently recognized ...