Fortunately, there's far more to Pluto than its ... the ninth planet from the sun. Turns out, that wasn't exactly true. Pluto is one of several dwarf planets floating around in our solar system.

Hygiea, classified as an asteroid so far, might actually ... which turns out to be nearly spherical," said lead researcher Pierre Vernazza. Dwarf planets in the universe’s remnants When the ...

Previous studies have been carried out on the other four dwarf planets in the Solar System. Ceres is the only dwarf planet that resides within the inner Solar System, making it the only one of the ...