space junk

Ep 42: Space Junk, Trash on the Moon, and the Earth’s Copper Ring – with guest Dr. Lisa Ruth Rand

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What happens to old satellites? Or to astronauts’ trash? It turns out that the Earth is surrounded by a sphere of garbage – often referred to as space junk. This consists of everything from bits of frozen coolant, paint flecks, astronauts’ tools, and even a toothbrush. There is no trash collection in space. What happens, […]

space ethics

Ep. 36: Getting a Second Chance: Space Ethics, Mining, and Colonization – with guest Dr. Tony Milligan

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Living among the stars has long been a dream of humanity.  But as we begin to step off this Earth and colonize other planets, many will argue: do we deserve a second chance? With climate change, over-exploitation of natural resources, and man-made ecological problems on this planet, we should stop and wonder – what can […]

Women in Science

Ep. 31: Women in Science – Ruby Payne-Scott – with guest Dr. Miller Goss

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Within the last century, things have changed significantly for women in science.  At the beginning of the 20th century, women rarely were educated in science, and seldom became professional scientists.  Yet there were a few brilliant women who rose to the top.  Today we are discussing one of them – Ruby Payne-Scott. In today’s podcast, […]

Food In Space

Ep. 27: A Slice of Life – with guests Sebastian Marcu and Neil Jaschinski

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Being an astronaut is pretty glamorous – except when it comes to the food.  Food in space isn’t very palatable.  There are many hazards and dangers created by the space environment that put constraints on what astronauts  can eat.  Food needs to be preserved properly.  It is hard to heat up, and sometimes the astronauts […]