A newly analyzed planetary system has turned up a world orbiting at such a skewed angle that it defies the neat textbook ...

Every planet in our solar system is essentially round. But out in the universe, are there any planets that aren't spherical? Technically, planets are round, by definition; they need to have enough ...

Astronomers studying a disk of material circling a still-forming star inside our Galaxy have found a tantalizing result — the inner part of the disk is orbiting the protostar in the opposite direction ...

A network of powerful ground-based telescopes captured rare starspot-crossing events on TOI-3884b, revealing cooler patches ...