A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.
Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...
Nearly all of the solar system’s planets are about to file across the night sky in a planetary alignment, and it will be ...
Astronomers have found a distant world that challenges planetary formation theory, with a rocky planet where gas giants should be.
The Solar System is far larger than the neat diagrams found in textbooks. Beyond the planets lies a vast region of icy debris ...
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 ...