4min chapter

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#355 – David Kipping: Alien Civilizations and Habitable Worlds

Lex Fridman Podcast

CHAPTER

Observing the Sun Is the Ultimate Pinnacle of Telescope Design

The earth doesn't have anywhere near enough gravity to create a substantial gravitational lens, but it has an atmosphere. An atmosphere refracts light, it bends light. And so we've proposed in my team that you could use this refraction to similarly create an earth-sized telescope called the telescope. But it's a very difficult system to test because you essentially have to fly out to these focus points and these focus points lie beyond the moon. If it was something to lower Earth orbit, it'd be easy. You could just attach a CubeSat to the next Falcon 9 rocket or something can test it out. We propose this as a possible future, a technological way of achieving these extreme goals

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