We already know a decent amount about how planets form, but moon formation is another process entirely, and one we're not as ...

Four and a half billion years ago, Jupiter rapidly grew to its massive size. Its powerful gravitational pull disrupted the ...

NASA’s OSIRIS-REx samples from asteroid Bennu reveal stardust, water-driven chemistry, and clues to life’s origins in the ...

– Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ago.