How does a planet’s size influence its orbit around its parent star? This is what a recent study published in the Proceedings of the National Academy of Sciences hopes to address as a team of ...

Scientists analyzing a gravitational-wave signal have discovered that a neutron star and black hole spiraled together on an oval-shaped orbit just before merging. This unusual motion, detected in the ...

Planets are all globes, right? Wrong. If they are like WASP-103b, then they are far from the perfect orbs we see in our mind’s eyes — rather, a new discovery reveals some planets might look more like ...