Benjamin Dean Astronomy Lectures | California Academy of Sciences

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This image from NASA's WISE spacecraft reveals the infrared glow of Comet Siding Spring as solar radiation causes it to release ice and dust from its nucleus.

Benjamin Dean Astronomy Lectures

From Dust Motes to Icy Mountains: Asteroids and Comets

Mon. Feb. 10th at 7:30 pm - Planetarium

How might impacts by asteroids and comets affect life on Earth?
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HD 189733 b is an extrasolar planet approximately 64.5 light-years away and has winds of 5400 miles per hour!

Benjamin Dean Astronomy Lectures

Unlocking the Atmospheres of Extrasolar Worlds

Mon. Mar. 2nd at 7:30 pm - Planetarium

How do we know what the atmospheres of distant exoplanets are like?
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This image by Anthony Longman and Trans Astronautica Corporation depicts one possible technique for collecting water from asteroids.

Benjamin Dean Astronomy Lectures

Asteroid Mining: Stepping Stones to Solar System Exploration

Mon. May. 4th at 7:30 pm - Planetarium

Discover the potential rewards of mining the asteroids for valuable resources!

Recorded Lectures

Miss a Pritzker or Leakey Lecture?
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