Hope for Pluto—Should We Re-Redefine Planets?

Hope for Pluto—Should We Re-Redefine Planets?

Planetary geologist Kirby Runyon is lead author of an abstract that proposes a new, geophysical definition of what a planet is.Learn more about your ad choices. Visit megaphone.fm/adchoices

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Exploring the XDF, The Deepest Image of Our Universe, With Garth Illingworth

Exploring the XDF, The Deepest Image of Our Universe, With Garth Illingworth

UC Santa Cruz astronomer and XDF Principal Investigator Garth Illingworth takes us on a tour of this magnificent new image.Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio....

8 Okt 201228min

Curiosity Finds a Martian Stream Bed and Endeavour Flies Home

Curiosity Finds a Martian Stream Bed and Endeavour Flies Home

Emily Lakdawalla reports on Curiosity's discovery of an ancient stream bed, and Endeavour flies over the California plant where it was built.Learn more about your ad choices. Visit megaphone.fm/adchoi...

1 Okt 201228min

Live at PATS With OSIRIS REx!

Live at PATS With OSIRIS REx!

We're live at the Pacific Astronomy and Telescope Show, with JPL astrodynamicist Steve Chesley and Planetary Society Director of Projects Bruce Betts. Steve and Bruce reveal the exciting OSIRIS REx mi...

24 Sep 201237min

Celebrating 35 Years of the Voyager Mission

Celebrating 35 Years of the Voyager Mission

Voyagers 1 and 2 just reached 35 years of travel in space. What a great reason to celebrate! Join Voyager Project Scientist Ed Stone, Ann Druyan, Emily Lakdawalla and Robert Picardo in this special li...

17 Sep 201228min

A Conversation With Telescope Inventor John Dobson

A Conversation With Telescope Inventor John Dobson

When John Dobson invented the Dobsonian telescope he changed the face of amateur astronomy. The 96-year old pioneer talks with Mat Kaplan. Emily Lakdawalla loves Curiosity’s self-portraits. Bill Nye t...

10 Sep 201228min

Author David Brin Considers and Writes "Existence"

Author David Brin Considers and Writes "Existence"

Award-winning science fiction author, physicist and futurist David Brin returns to talk about his monumental new novel, Existence. Emily Lakdawalla previews a very busy month of great planetary scienc...

3 Sep 201228min

Remembering Neil Armstrong/ChemCam is Zapping Martian Rocks!

Remembering Neil Armstrong/ChemCam is Zapping Martian Rocks!

Emily Lakdawalla and Bill Nye the Science Guy join Mat Kaplan for a special remembrance of Neil Armstrong. Then we visit with the principal investigator for the first ray gun on Mars. Roger Wiens lead...

27 Aug 201232min

More From Planetfest With Andrew Chaikin and Scott Hubbard

More From Planetfest With Andrew Chaikin and Scott Hubbard

Our Planetary Radio Live celebration of Mars rover Curiosity at Planetfest continues with more from space historian Andrew Chaikin, former NASA Mars czar Scott Hubbard and Planetary Society CEO Bill N...

20 Aug 20121h

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