In The planets, Bill Nye gets up close and personal with each of the solar system's planets and moons. Bill goes planet gazing and takes a serious look at Jupiter's features, Earth's elliptical orbit, and the distances between planets.

The sky, in fact the whole universe, is expanding, perhaps the result of the Big Bang, an event many cosmologists think took place about 15 billion years ago. The Big Bang Theory, which is the most widely accepted scientific explanation about the origin of the Universe, is a very complex subject. This program looks at the universe and explains the Big Bang theory in a way that is understandable to students.

The Sun is our lifeline – the source of most energy from our planet. Without the energy that comes from the sun, the Earth would be desolate. Life as we know it would be impossible. Directly or indirectly, the sun furnishes most of the energy which supports life on Earth. This program explains some of the latest theories behind the raging nuclear reactions at the sun's core and how scientists are using instruments both in space and on Earth to study...