A new generation instrument designed to probe the atmospheres of distant worlds is nearing operational readiness, marking a ...

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...

Worlds upon worlds await us in the cosmos and we’re finding more all the time. Before 1992, we weren’t even completely certain planets existed outside of our solar system. Now, astronomers are finding ...

We might have had it wrong this whole time.