The observations offer a rare glimpse into our solar system's early history.
A team of astronomers has identified a four-planet system orbiting the red dwarf star LHS 1903 that defies conventional expectations about how planets arrange themselves around their host stars. The ...
For the first time, a much younger version of the sun has been caught red-handed blowing bubbles in the galaxy by astronomers using NASA's Chandra X-ray Observatory. The bubble—called an "astrosphere" ...
A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.
A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.