If confirmed, this would be among the largest rocky planets we’ve ever found. Found about 500 light-years from Earth, BD+20594b completes an orbit of its host Sun-like star every 42 days.

Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some ...

The exoplanet, a planet beyond our solar system, has been dubbed TWA 7b after NASA's James Webb Space Telescope captured ...

Exoplanets orbit stars outside of our solar system. Sub-Neptunes refer to planets between the size of our solar system's largest rocky planet, Earth, and the smallest gas giant, Neptune.

Exoplanets See a young star potentially giving birth to a giant planet in new image from Very Large Telescope. ... The largest rocky planets, called "super-Earths," are about twice as wide as Earth.

Since its 2021 launch, the James Webb Space Telescope has gathered extensive data on known exoplanets while offering insights ...

The James Webb Space Telescope has discovered its first exoplanet, astronomers said Wednesday, capturing rare direct images ...

Exoplanets orbit stars outside of our solar system. Sub-Neptunes refer to planets between the size of our solar system's largest rocky planet, Earth, and the smallest gas giant, Neptune.

Astronomers have discovered a small exoplanet orbiting Barnard’s star, the closest single star to our sun. This newly discovered exoplanet designated as Barnard b [2] has at least half the mass ...

Neptune, an ice giant (a cold gas giant with a rocky, icy core), has a density less than water's. In contrast, as a rocky planet, the Earth's density is more than five times the density of water.

Image caption: A light curve from NASA’s James Webb Space Telescope’s Near-Infrared Spectrograph (NIRSpec) shows the change in brightness from the LHS 475 star system over time as the planet transited ...