Episode

Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Science & Medicine 37
Natural Sciences 12

Astronomy Cast brings you a weekly fact-based journey through the cosmos.

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Ep. 132: Infrared Astronomy

April 6th, 2009

Episode 152 of 489 episodes

Today we continue our unofficial tour through the electromagnetic spectrum, stopping at the infrared spectrum - you feel it as heat. This section of the spectrum gives us our only clear view through dusty material to see newly forming planetary systems and shrouded supermassive black holes. And infrared lets us look out to the most distant regions of the observable universe, when the first building blocks of galaxies came together.

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