A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, ...

A team of astronomers has identified a four-planet system orbiting the red dwarf star LHS 1903 that defies conventional ...

A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.

Scientists have discovered something that they previously thought wasn’t possible – an ‘inside out’ star system. When you ...

Astronomers have found a distant world that challenges planetary formation theory, with a rocky planet where gas giants should be.

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

Surprised astronomers said Thursday they have discovered a star with planets in a bizarre order that defies scientific expectations -- and suggests these faraway worlds formed in a manner never seen ...