Far beyond the bright planets, in the dim outskirts of the Solar System, astronomers keep stumbling on objects that refuse to follow the rules. Around Neptune in particular, a handful of newly charted ...

Merging black holes and neutron stars have unusual oval orbits prior to colliding and merging, which challenge the laws of physics.

The planet formed 50 million years after the dinosaurs died, making it incredibly young in cosmic terms. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...