New research using NASA’s James Webb Space Telescope examines the maximum sizes of gas giant exoplanets, measuring chemical compositions and formation processes in the HR 8799 system.
A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When NASA’s next ...
(CNN) — When NASA’s next-generation space observatory launches in a few years, the Nancy Grace Roman Space Telescope will expand the search for exoplanets as well as rogue planets, or worlds that ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results