Our solar system is a weird place. Much more than a home to eight planets, it’s filled with a myriad of fascinating other smaller bodies, including moons, asteroids, and comets. In recent decades, ...

About 5 billion years ago, as the Sun forms, most planets around it are still dust. But Jupiter's core already begins to grow. National Corporate funding for NOVA is provided by Carlisle Companies.

Phobos, one of Mars' moons, has an uncertain origin, but its surface grooves show that tidal forces are pulling it apart. In time, Mars' gravity will shatter it entirely, creating a ring of debris ...

With all the sightings of strange objects in the sky, people have been wondering for decades what these things can be. Whether it’s Roswell or Area 51, people have been convinced there have been ...

Meet the surprising, oddball worlds moving around our solar system. From meteorites that impact Earth, to a moon that orbits backwards, to an imposter lurking in the asteroid belt, a variety of ...

The five-part series premieres Wednesday, September 17, at 9pm ET/8C on PBS, and will also be available for streaming at pbs.org/nova, NOVA on YouTube, and the PBS ...