Space Debris (featuring Dr. Jonathan McDowell...

Daniel, Kelly, and Katrine take on the origins of life. They discuss competing definitions for "life", whether it's even helpful to have a definition, the oldest evidence we have for life, and how we think life got started.See omnystudio.com/listener for privacy information. 

Daniel and Kelly review the recent movie 'Disclosure Day' and discuss some tough questions about knowledge and secrecy.See omnystudio.com/listener for privacy information. 

How much junk can we accumulate in Earth's orbit before we seal off our world? Before we cut the planet off from the cosmos and doom civilization to a new dark age? In this episode, Robert and Julie look skyward to space exploration's garbage.

What do we do with all this space junk? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice answer questions about the stuff we put into orbit with astrodynamicist and space environmentalist, Dr. Moriba Jah.

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Astronomy Cast Ep. 672: Space Debris Removal by Fraser Cain & Dr. Pamela Gay Streamed live on Mar 8, 2023. We've talked about the rising problem of space junk. Okay, we know it's an issue. So what can be done about it? Today we'll talk about ideas to remove space junk, making sur ...  Show more

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Space Nuts: Phosphine Revisit ...  Show more