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

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

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.

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

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

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...