What Are Comets?
Description
In ancient days, comets were considered to be harbingers of ill-fortune. Today, comets provide possible answers about the origins of our Solar System. In this program, you’ll learn about the composition of comets, their structure, and their behavior patterns in the Solar System. We’ll also discuss the orbits of comets, their origins and evolution, and one of the most famous comets of all: Halley’s Comet.
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14 min 10 sec
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