Long before astronomers discovered the first exoplanet in 1992, the idea of worlds orbiting distant stars captivated the ...

More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Scientists found a bizarre new planet named Enaiposha, unlike any in our solar system. Learn why it's a mystery and how it’s ...

Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

These rather small planets are a stone's throw from Earth in galactic terms, but were too small for previous instruments to ...

The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar ...

"We can see, for the first time, rings of dust surrounding protoplanets made visible by the bright starlight reflecting off ...

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...