Scratching the Surface

Fridays at 2:04pm
  • Hosted by Pete Hartman, Caitlin Ahrens
  • Local Host Caitlin Ahrens

Locally produced, this weekly segment deals with any and all of the latest information on activity in our Solar System. From the latest NASA mission and where it might land, to the composition of Saturn and other gas giants...you'll hear it all from "The Pluto Manager" - Caitlin Ahrens with the University of Arkansas Center for Space and Planetary Sciences.

Scratching the Surface: Nakhlite Meteorites

Nov 22, 2019

On this installment of Scratching the Surface, Pluto Manager Caitlin Ahrens tells us about nakhlite meteorites from Mars. 

Scratching the Surface: Comet Borisov

Nov 8, 2019

Houston, we have a visitor. 

On this installment of Scratching the Surface, the Pluto Manager talks about the interstellar comet, Borisov, and its journey through our solar system.  Only the second comet of its kind, Borisov has the potential to tell us about the universe beyond our reaches.  Tune into this episode to hear more. 

Scratching the Surface: Ganymede

Nov 1, 2019

On this installment of Scratching the Surface, Caitlin Ahrens talks about Ganymede, Jupiter's largest moon.  

Scratching the Surface: Where the Sun Don't Shine

Oct 25, 2019

Today on Scratching the Surface, the Pluto Manager talks about where the the sun don't shine. 

No, really. 

Tune into this latest installment to hear Caitlin discuss permanent shadows on the moon and Mercury where the sun never reaches, allowing for the accumulation of millions of years' worth of ice. 

Scratching the Surface: Elysium Planitia

Oct 18, 2019

Caitlin Ahrens talks about Elysium Planitia, the second largest volcanic region on Mars.  In November 2018, Nasa's InSight mission landed in Elysium Planitia to study its oddly Earth-like characteristics.  What out of this world - or in this world - discoveries did they make?  Tune in to find out.   

Scratching the Surface: New Compound on Titan

Oct 11, 2019

Caitlin Ahrens talks about a compound foreign to Earth, that so far we've only discovered on Saturn's largest moon, Titan.  

Scratching the Surface: Black Hole vs. Solar System

Oct 4, 2019

What if a black hole somehow made it's way through our Solar System? The Pluto Manager details the possible effects during today's Scratching the Surface.

  

Scratching the Surface: Martian Potatoes

Sep 20, 2019

Matt Damon made Martian farming look easy, but is it actually possible?  On this installment of Scratching the Surface, Caitlin Ahrens talks about the future of interplanetary agriculture. 

Caitlin Ahrens talks about the geologic history of Mars on this installment of Scratching the Surface.  

Planets in a Tank

Jul 8, 2019
University of Arkansas

Caitlin Ahrens, a doctoral student in space and planetary sciences and manager of the university's Pluto Lab, talks about how and why scientists recreate the atmospheres of other planets and what they learn in the process.

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