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: Radar Instruments

Mar 27, 2020

Tune into this installment of Scratching the Surface to hear about how radar instruments help scientists learn about other planets. 

Scratching the Surface: OSIRIS-REx Update

Mar 6, 2020

Carbonaceous definition make NASA go loco! 

The Pluto Manager is back with more details on the OSIRIS-REx mission to 101955 Bennu, a carbonaceous near-Earth asteroid.  Bennu is thought to be one of the oldest rocks formed during the earliest days of our solar system, and offers a priceless glimpse into the history of the universe.  Caitlin explores the importance of what we can learn from Bennu, as well as the riskiness of completing this mission. 

Scratching the Surface: Fero Volcanism

Feb 28, 2020

On this installment of Scratching the Surface, Pluto Manager Caitlin Ahrens talks about fero volcanism and NASA's upcoming mission to the asteroid Psyche. 

Ever wonder which planet has the longest weekends? Or on which planet you might have the worst case of the Mondays? 

Tune into this installment of Scratching the Surface to hear Pluto Manager Caitlin Ahrens describe how long one day lasts on other planets in our solar system. 

Scratching the Surface: Lunar Glass

Feb 14, 2020

On this installment of Scratching the Surface, Pluto Manager Caitlin Ahrens talks about the discovery of glass on our moon and how it got there. 

Scratching the Surface: Hilda Asteroids

Feb 7, 2020

On this installment of Scratching the Surface, The Pluto Manager talks about Hilda asteroids.

Scratching the Surface: Solar Storms

Jan 17, 2020

Put on your sunglasses and sunscreen as Caitlin Ahrens talks about the dangers that the sun presents to astronaut safety.  Between the solar flares and the radiation poisoning, they may need something stronger than aloe vera. 

Scratching the Surface: Lunar Oceans

Jan 13, 2020

What if the dark side of the moon was one big shady beach?  What if moons are the secret to discovering extraterrestrial life? 

On this installment of Scratching the Surface, Pluto Manager Caitlin Ahrens talks about the mystery of lunar oceans in our solar system and beyond.  

Scratching the Surface: What's Up With Miranda?

Dec 20, 2019

No, we aren't talking about Miranda Hobbes. 

On this installment of Scratching the Surface, Pluto Manager Caitlin Ahrens talks about one of Uranus' many moons.  Tune in to hear why Miranda continues to puzzle scientists, and what makes it so unique. 

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. 

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