Add Yahoo as a preferred source to see more of our stories on Google. An illustration of our solar system showing the planets far closer together than they are in reality in order to represent the all ...

Our solar system is home to worlds that are incredibly strange compared to what we’re familiar with. While Earth is certainly remarkable, the other planets feature phenomena that could never exist on ...

A mysterious "rogue" planet has been observed gobbling six billion tons of gas and dust a second—an unprecedented rate that blurs the line between planets and stars, astronomers said Thursday. Unlike ...

A bizarre planetary pairing 190 light-years away is challenging everything astronomers thought they knew about how worlds form. A “lonely” hot Jupiter — typically found without nearby companions — is ...

Astronomers have discovered a pair of giant planets that are lighter than cotton candy – "super-puffs" the size of Jupiter. The featherweight pair, dubbed TOI‑791 b and TOI‑791, orbit a star 1,110 ...

First look: For more than a decade, GJ504b has been something of an oddity – easy to spot, hard to understand. The planet orbits a sun-like star about 57 light-years from Earth and has stood out since ...