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12.18.07

Infrared: More Than Your Eyes Can See

Dr. Michelle Thaller explains infrared light in this older video, produced by NASA's Spitzer Space Telescope (then known as the Space Infrared Telescope Facility) before it launched.

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10.14.05

Do Other Solar Systems Exist?

'Ask an Astronomer' explains how we detect planets around other stars.

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10.14.05

Are Other Solar Systems Like Our Own?

Solar systems come in a large variety of flavors, as this 'Ask an Astronomer' video shows.

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10.14.05

How Do Stars Live and Die?

'Ask an Astronomer' tackles stellar evolution.

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10.14.05

Why Is Spitzer Painted Black?

The Spitzer Space Telescope has a funny paint job. This 'Ask an Astronomer' segment explains why.

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10.14.05

Why Are Solar Eclipses Only Visible in Some Parts of the World?

This 'Ask an Astronomer' episode explains eclipses of the sun and why they can't be seen everywhere.

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10.14.05

What Causes an Eclipse of the Moon?

This 'Ask an Astronomer' episode explains lunar eclipses.

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10.14.05

Why Does the Moon Look Like It Changes?

Phases of the Moon are clearly explained in this 'Ask an Astronomer' episode.

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10.14.05

Can You Feel a Solar Wind?

This 'Ask an Astronomer' segment attempts to explain what a solar wind is (and is not).

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10.14.05

Why Doesn't the Moon Fall Down?

This 'Ask an Astronomer' episode explains how orbits work.

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