Earth has a new neighbor that lives far, far away. Scientists from the Institute for Advanced Study's School of Natural ...

U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system's outer reaches.

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system.

Astronomers have long been intrigued by the makeup of the asteroid belt’s largest body. When it was first spotted in 1801, ...

His reasoning: Neptune’s moon Triton is a near-twin of Pluto ... best assigned to a subcategory of “dwarf planets.” Just a year later, the first object (other than Pluto and Charon) was ...

Triton, the largest moon of Neptune ... reflecting both Pluto’s quirks and the affection for this dwarf planet discovered by Clyde Tombaugh in 1930. Uranus. Image by NASA via Unsplash. The seventh ...

The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior. The organic material found in a few ...

A color-enhanced view of Ceres, the nearest dwarf planet to Earth, high­lights its Oc­ca­tor crater. Credit: NASA / JPL-Caltech / UCLA / MPS / DLR / IDA Pluto is the most famous dwarf planet ...

Neptune’s largest moon, Triton, and the dwarf planet Pluto may have shared a common origin before being separated in the early solar system, an analysis of their composition suggests.

Although the photo does show Pluto, the colors within it appear to have been enhanced. On May 20, 2024, X account @MAstronomers posted a colorful image of a celestial object and claimed it showed ...

Dwarf planets are defined by having enough mass ... "Farther in the future, it would be great to send spacecraft back to Pluto and Triton, and also to as-yet unexplored Eris, Makemake, and others ...

Beyond the orbit of Neptune lies a region of space teeming with icy objects, dwarf planets ... with Triton being the largest and most intriguing. Triton orbits Neptune in the opposite direction of the ...