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Intro Astronomy 2015. Class 9: Titan, Uranus and Neptune Systems

Lecture 9 of Dr. Bruce Betts' 2015 online Introductory Planetary Science and Astronomy course covers Saturn's moon Titan and the Uranian and Neptunian systems including atmospheres, interiors, rings, and moons including Triton. Recorded at California State University Dominguez Hills.

 


 

2015 Legislative Blitz (part 1) - The Space Advocate

The Space Exploration Alliance held its most recent 'Legislative Blitz' in March 2015. Nearly 70 individuals participated in the democratic process, speaking to 168 different offices in Congress.

 


 

LightSail Integration

In January 2015, the LightSail team had their last chance to touch the LightSail-A Spacecraft.

 


 

Total Lunar Eclipse on April 4, 2015

On April 4, 2015 the Earth cast its shadow across the backdrop of the Moon in a Total Lunar Eclipse. A stunning reminder of how impressive our little solar system is. Video by Merc Boyan | Music by Jim McKeever

 


 

The Red Hue of a Lunar Eclipse

Why isn't the Moon pitch black during a total lunar eclipse? Dr. Bruce Betts has this week's Random Space Fact!

 


 

A "Space Bridge" with the Soviet Union (1987)

In the final years of the Cold War, The Planetary Society was on the forefront of space diplomacy with its "To Mars, Together" campaign, which proposed a joint U.S.–Soviet human mission to Mars. Spearheaded by Society founders Bruce Murray, Carl Sagan, and Lou Friedman, the Society arranged for an unprecedented virtual conference between scientists in Moscow and Boulder, Colorado. While the collapse of the Cold War ultimately ended this campaign, the Society remains committed to Mars as a unifying human destination in space for all nations.

 


 

Spacecraft Do-Over

Launching pairs of spacecraft: If at first you don't succeed, tree tree again? Dr. Bruce Betts has this week's Random Space Fact!

 


 

Louis Friedman Discusses Solar Sailing on Sound Off

Take a look at The Planetary Society's past in this interview with former Director Louis Friedman discussing SETI and solar sailing. His book inspired our LightSail project, ready to launch in 2016 (with a test launch in May 2015).

 


 

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