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Latest Videos

Educational and informational videos from the Planetary Society, including series like Robert Picardo's "The Planetary Post," Casey Dreier's "The Space Advocate," and Bruce Betts' Online Astronomy Course!

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Planetary Radio

Each week, Planetary Radio visits with a scientist, engineer, project manager, advocate or writer who provides a unique perspective on the quest for knowledge about our solar system and beyond. We also showcase regular features that raise your space IQ while they put a smile on your face.

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Space Images

Breathtaking views, artwork, and animations of the worlds of our solar system and beyond, and of the spacecraft that explore them.

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Random Space Fact

How many stars are in the known universe? What's the oldest spacecraft still in orbit? How massive is Jupiter? Watch our weekly Random Space Fact series to find answers to these kinds of questions - at least one space fact and one laugh in one minute.

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The Space Advocate

Explore how decisions in space are made and how you can make a difference. Join us as space advocates and help change the future of space for the better.

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Bruce Betts' Online College Intro Astronomy Course 2017

Planetary Society Director of Science and Technology Dr. Bruce Betts is teaching an online introductory college Astronomy class during Spring semester 2017. Find out how to watch and learn more about your place in space. The course is through California State University Dominguez Hills.

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Hangouts and Webcasts

Recordings of live chats between Planetary Society hosts and guest experts.

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Planetary Defense

An asteroid or comet headed for Earth is the only large-scale natural disaster we can prevent. Working together to fund our Shoemaker NEO Grants for astronomers, we can help save the world.



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