Astronomy Minute

A brief description of what tidal forces refer to and why they are important in astronomy.

A brief description of Newton's Law of Universal Gravitation and its applicability.

A brief description of the Copernican Principle.

A brief description of Dark Energy, which is causing the acceleration of the Universe.

A brief description of what a gravitational lens is and how it works.

A brief description of how we classify galaxies using the Hubble Tuning Fork Diagram.

A brief description of some interesting facts about the planet Neptune.

A brief description of some interesting facts about the planet Uranus.

A brief description of some interesting facts about the planet Saturn.

A brief description of some interesting facts about the planet Jupiter.

A brief description of some interesting facts about the planet Mars.

A brief description of some interesting facts about the planet Venus.

A brief description of some interesting facts about the planet Mercury.

A brief description of the different types of telescopes and the most important characteristic to consider when comparing them.

A brief explanation of why the sky is blue within the context of the Scientific Method as described in the episode "What is Science?"

A brief explanation of interstellar reddening and extinction and why understanding their effects is important in astronomy.

A very brief description of the Giant Impact Hypothesis that describes how the moon formed.

A brief description of some of the things we know about the Sun.

A brief description of angular momentum and how it is conserved in rotating systems that we encounter in astronomy.

A brief description of the Hertzsprung Russell (HR) Diagram and its primary feature known as the main sequence.