brown dwarf
An unusual object is moving so fast it could escape the Milky Way. Scientists aren’t certain what it is
Science
Dr. Sarah Adams
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An object spotted ...
Runaway ‘failed star’ races through the cosmos at 1.2 million mph
Science
Dr. Sarah Adams
When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration shows a runaway ...
Gaia space telescope helps astronomers image hidden objects around bright stars
Science
Dr. Sarah Adams
Scientists have directly imaged eight dim objects accompanying very bright stars within the Gaia data catalog, including so-called “failed stars,” otherwise known ...
A failed star and an ammonia trail could reveal how some giant exoplanets form
Science
Dr. Sarah Adams
Astronomers now have a way to figure out how gas-giant planets form, thanks to a discovery by the James Webb Space Telescope ...