Pluto is the most famous dwarf planet, due in part to its very public demotion from ninth planet of the solar system two decades ago. But a relatively obscure dwarf planet in the main asteroid ...

First discovered in 1801, Ceres is sometimes referred to as an asteroid because of where it hangs out in the Solar System; but it's big and spherical enough to be classified as a dwarf planet, just ...

The origin of a dwarf planet living in our solar system was a subject of debate for several years among astronomers. They now seem to have settled it. Ceres, a dwarf planet in the asteroid belt, has ...

After five years of observation, the team says their efforts finally paid off. As expected, they discovered a planet orbiting our solar system’s closest star. The detection found that like many ...

Credit: NASA / JPL-Caltech / UCLA / MPS / DLR / IDA Pluto is the most famous dwarf planet, due in part to its very public demotion from ninth planet of the solar system two decades ago.

This hypothetical star could even be responsible for the bizarre orbits of specific TNOs like the dwarf planet Sedna, discovered in 2003, and those that move almost perpendicular to the planet’s ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Scientists have used data from a long-retired NASA Dawn spacecraft to solve the mystery ...

Thanks to rapidly advancing telescope technology, astronomers have detected more than 5,600 planets outside our solar system. These exoplanets, as scientists call them, are worlds of lava, and ...

This has led some scientists to speculate that the 596-mile (960-kilometer) wide dwarf planet may have originated at the outer edge of the solar system and may have migrated inwards to its current ...

a dwarf planet due to its spherical shape. With a diameter of approximately 950 kilometers, Ceres has fascinated scientists for over two centuries, offering a window into the early solar system’s ...