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: OSIRIS-REx Mission

Nov 27, 2019

On this installment of Scratching the Surface, the Pluto Manager talks about the OSIRIS-REx Mission to 101955 Bennu, a potentially hazardous asteroid that has been orbiting our sun for millions of years.  OSIRIS-REx is expected to return to Earth in 2023 with samples from Bennu, telling a story of our solar system's formative years. 

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. 

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