The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.
A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.
Astronomers have found a compact solar system whose planets line up in a way that, according to current models, should not be possible. Around the small star LHS 1903, a dense rocky world orbits on ...
Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...
In a groundbreaking discovery, astronomers have, for the first time, observed the formation of a new solar system. Using a combination of data from the Atacama Large Millimeter/submillimeter Array ...