How Webb Found CO2 in an Exoplanet's Atmosphere 

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00:00 Introduction
00:16 Exoplanet WASP-39 b
00:54 Webb's detection of CO2
02:43 Squarespace Message
03:47 How Transmission Spectroscopy Works
06:22 How do we know it's CO2?
07:42 What is the mysterious absorber?
08:10 Webb vs. Spitzer (it's not even close)
09:10 Webb can measure atmospheres FSAT!
09:51 Terrestrial planes, TRAPPIST-1, and Biomarkers?
11:10 Thank you Patrons!
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🧭 References:
Batalha, et al., 2022: arxiv.org/abs/2208.11692
NASA Press Release: webbtelescope.org/contents/ne...
ESA Press Release: esawebb.org/news/weic2213/
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