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March 22, 2019

Meet Ana Humphrey. She hasn’t graduated from high school yet, but she’s already discovered 560 places outside our solar system where we could find hidden planets. Ana won the 2019 Regeneron Science Talent Search with her project that used a mathematical model to pinpoint loc...

February 25, 2019

Is there a hard edge to the solar system? The question led to a big, breakthrough discovery that changed the way we picture the solar system - and every other solar system in the universe. The Kuiper Belt is a gigantic field of small, icy objects beyond Neptune, “planet scra...

September 22, 2017

Do solar systems move or do they just stay there? Listener Levan had this question. In this episode, we learn that our solar system - and all others - are moving through space in many different ways. 

 Technology plays a huge role in what is possible to learn about our solar...

May 18, 2016

How do black holes work? And how do we learn about them, when they're impossible to see?

Karl Gebhardt is one of the world's top experts when it comes to black holes. He's a professor of astrophysics at the University of Texas. In his career, he's helped find half of the 80 k...

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