When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

A new University of Kansas survey of distant galaxies using the James Webb Space Telescope reveals never-before-seen star ...

NASA's Lucy spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the ...

Three-body problem: A longstanding problem in classical mechanics that tries to calculate the trajectories of three masses ...