The object is the third interstellar visitor to our solar system ever confirmed. It will reach its closest point to Earth ...

NASA is unveiling close-up pictures of the interstellar comet that's making a quick one-and-done tour of our solar system.

The other day, someone mentioned that Christmas is only six weeks away and that…blew my mind. And after the holidays, the new year blows through, and before I know it I’m looking at a blank slate.

Simulations reveal that Jupiter’s rapid growth disrupted the early solar system, creating rings where new planetesimals ...