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How big is our Milky Way?

Is our solar system really that small? Dr. Bruce Betts has this week's Random Space Fact.

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Duct Tape in Space (featuring Bill Nye!)

Who's that inspecting Bruce's work? Dr. Bruce Betts recreates Apollo 17's quick fix in this week's Random Space Fact.

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Dry Ice MADNESS

Liquid water is not stable on Mars and someone is apparently not stable with dry ice. Dr. Bruce Betts has this week's Random Space Fact.

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Planet Ping Pong

How does Neptune scale up to Jupiter? Find out from Dr. Bruce Betts on this week's Random Space Fact.

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Thank You from The Planetary Society

Thanks to supporters like you, we were able to accomplish amazing things in 2014. Here's a look back at what we have achieved together.

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Mercury and Turkey

If Mercury were the size of a cranberry, how big would Jupiter be? Find out from Dr. Bruce Betts on this week's Random Space Fact.

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Europa: Ocean World

Guests

  • Kevin Hand, Deputy Chief Scientist for Solar System Exploration, Jet Propulsion Laboratory

Why explore Europa? This video by JPL explains what's so interesting about this ocean world near Jupiter.

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How Well Can Hubble See?

Dr. Bruce Betts has the answer in this week's Random Space Fact. Starring Dr. Bruce Betts | Video by Merc Boyan | Music by Jim McKeever | Fact derived from hubblesite.org

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Jupiter is MASSIVE!

Jupiter is massive, but how massive? Dr. Bruce Betts has this week's Random Space Fact. Starring Dr. Bruce Betts | Video by Merc Boyan | Music by Jim McKeever

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The Oldest Spacecraft Still in Space

What just keeps orbiting...and orbiting...? Dr. Bruce Betts has this week's Random Space Fact. Starring Dr. Bruce Betts | Video by Merc Boyan | Music by Jim McKeever

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