Add Yahoo as a preferred source to see more of our stories on Google. Astronomers discover potential dwarf planet 2017 OF201 beyond Neptune. (photo credit: Sihao Cheng et al) The researchers said 2017 ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of ...

Pluto's 2006 status change from planet to dwarf planet is still a sore subject for many, including a fourth grader in Tampa, ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

Classifying things in science is always fraught with the potential for uncertainty. Even things that are obviously different, ...

A team of scientists at the Institute for Advanced Study School of Natural Sciences in Princeton, New Jersey, might have found a new dwarf planet, potentially leading to more evidence of a theoretical ...

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 ...

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 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, due in ...

"Please make Pluto a planet again. I really want it to be a planet again," Kayla begins, eliciting a response from the NASA ...

WASHINGTON >> Scientists have identified an object about 435 miles wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a ...