A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.
Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to ...
The fourth planet in the system is a rocky world, while the second and third ones are gas planets.
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 ...
Their observations of a faint, cool M-dwarf star called LHS 1903 revealed a system with a rocky world at its outer edge. LHS ...
Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.
Astronomers have puzzled for years over a strange pattern in the outer solar system. A surprising number of icy bodies far beyond Neptune resemble snowmen, made of two rounded lobes stuck together.