Cosmic Queries – Space Junk! with Moriba Jah
Summary
StarTalk hosts Neil deGrasse Tyson and guest Moriba Jah, a professor at UT Austin, discuss the growing crisis of space debris in low Earth orbit. They analyze the risks of uncontrolled reentries, the lack of international traffic regulations, and the impact of satellite constellations like Starlink on night sky observation. The conversation also explores potential solutions, including orbital tow trucks and laser deorbiting, while highlighting the need for global cooperation to manage the "space environment."
Topics discussed
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Introducing guest Moriba Jah, astrodynamicist
Defining space environmentalism and the need for it
Moriba Jah's background: Venezuela, military, and UFOs
Developing discipline and the importance of curiosity
The magnitude of the space junk problem
Q&A: Rocket booster reentry failures and treaties
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Q&A: Dead rocket bodies and Skylab reentry
Q&A: Using Lagrange points as space junkyards
Q&A: SpaceX Starlink and orbital traffic coordination
Q&A: Space debris and night sky light pollution
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Q&A: Infrared interference from satellite heat
Q&A: Geosynchronous hubs and international cooperation
Q&A: Monetizing cleanup, drones, and orbital lasers
Q&A: Space weather, hydrogen, and tracking debris
Outro and social media handles
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