Scratching the Surface

Going to Venus. Twice

Jun 7, 2021

NASA is sending a pair of objects to Venus. Our Pluto Manager, Dr. Caitlin Ahrens explains the objectives.

For the past three years, KUAF's Pluto Manager has unveiled the mysteries and wonders of our Solar System each Friday during Science Friday at 2:04pm on 91.3fm. She's now moved on from the Planetary Sciences Department at the University of Arkansas and is a postdoctoral fellow at NASA's Goddard Space Flight Center in Maryland. Pete talks to Caitlin about switching her emphasis from Pluto to the Moon, as well as a look at a whole new season of Scratching the Surface.

Scratching the Surface: Dunes of Venus

Mar 20, 2020

Are there dunes on Venus?  

Today Pluto Manager Caitlin Ahrens explores the mysterious world of the dunes of Venus. 

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: 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: 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.