A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.
The fourth planet in the system is a rocky world, while the second and third ones are gas planets.
A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.
By Will Dunham WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet ...
Astronomers have found a distant world that challenges planetary formation theory, with a rocky planet where gas giants should be.
We know that our Solar System is not the blueprint for all planetary systems out there. There are gas giant planets orbiting closer to their stars than Mercury, and rocky worlds much larger than Earth ...