Flammable Titan, Jupiter Gravitational Lens, Max Photon Energy | Q&A 352

What's the highest energy a photon can have? Is Titan just a huge fire hazard floating in space? How do they measure the masses of planets with just satellites? And in Q&A plus, what realistic scifi is worth watching?

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00:00 Start
00:00 [Chris Nelsynels] Realistic scifi recommendations
00:26 [Marz Chart] Is oxygen flammable on Titan?
00:46 [FPLMikkel] Ability to light fires as a Great Filter
01:44 [darthex0] Are stars burning after all?
02:01 [Francois Miron] Jupiter gravitational lens
03:08 [Michael McConnell] Measuring gravity with satellites
05:42 [Colin Houseworth] Energy limit for high energy photons
06:57 [Encodedpr] Trip to a Moon base
07:57 [Annie Alexander] For All Mankind

📺 VIDEO VERSION
https://youtu.be/w3Fx1hEX0ws

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