Astronomers have found a compact solar system whose planets line up in a way that, according to current models, should not be ...

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

We know that our Solar System is not the blueprint for all planetary systems out there. There are gas giant planets orbiting ...

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

With this new survey, astronomers have gained a peek inside a stage of exoplanet system formation they have yet to fully ...

Add Yahoo as a preferred source to see more of our stories on Google. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky ...

Astronomers have discovered seeds of rocky planets forming in the gas around the baby sunlike star providing *** peek into the start of our own solar system. The the thing that we've discovered is ...