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Latest Videos

How Many Stars Are There?

Have you ever wondered how many stars are in the known universe? 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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Your Voice on Mars

What would you sound like on Mars? 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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If the Sun Were the Size of a Basketball...

How big is the Sun compared to the Earth? 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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Introduction to Comet Siding Spring’s Near Miss at Mars

On October 19, 2014, Comet Siding Spring will fly very close to Mars. Here’s a 5 minute video introduction to get you up to speed on this planetary near miss, and some suggestions on how to find out more now, during, and after the encounter.

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Send your name to SPACE!

Have you ever wanted to fly in space...but couldn't? Send your name on OSIRIS-REx for a luxurious 500-day trip to asteroid Bennu! It WON'T get tired and WON'T require oxygen. Sign up now while supplies last!

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The Lure of Europa featuring Bill Nye and Special Guests

Guests

The entire video of The Planetary Society's special Washington, D.C. event, The Lure of Europa. Featuring Bill Nye, NASA Chief Scientist Ellen Stofan, JPL Europa Scientist Robert Pappalardo, House Science Chairman Lamar Smith, Rep. John Culberson, and Rep. Adam Schiff.

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Why go to Bennu?

Check out our 321-Science video to learn how we chose this asteroid as the target of OSIRIS-REx.

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Intro Astronomy 2014. Class 13: Galaxies, the Universe, Life

Lecture 13 of Dr. Bruce Betts' 2014 online Introductory Planetary Science and Astronomy course covers galaxies (our place in the Milky Way, types of galaxies, Hubble Deep Field), the Universe (determining distances, expansion of the universe, Big Bang theory and evolution of the universe, WMAP and Planck results, dark matter, dark energy, neutrinos), and life in the universe (Earth life requirements, astrobiology, SETI). Recorded at California State University Dominguez Hills.

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Image processing: fixing interline transfer smear

Guests

  • Emily Lakdawalla, Senior Editor and Planetary Evangelist, The Planetary Society

An explainer on using Photoshop to remove interline transfer smear from MAHLI or Mastcam image frames.

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Intro Astronomy 2014. Class 12: The Sun and Stars

Lecture 12 of Dr. Bruce Betts' 2014 online Introductory Planetary Science and Astronomy course covers the Sun (physical characteristics, zones, solar cycle, sunspots, flares, coronal mass ejections, fusion, etc.) and Stars and Stellar Evolution (star types and colors, evolution, HR Diagrams, birth and death phases, white dwarfs, neutron stars, black holes). Recorded at California State University Dominguez Hills.

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