In 2004, scientists found Sedna, a potential dwarf planet beyond the belt, had a strange orbit around the sun that hinted another large mass was gravitationally pulling it. A 2014 study found a ...

"The significance of this discovery lies in the fact that it would confirm the existence of internal energy sources that ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. Computer simulations suggest that there is an undiscovered Earth-like ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Using data from NASA's now-defunct Dawn spacecraft, scientists have discovered that the dwarf ...