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Hello and welcome! My name is Anton and in this video, we will talk about updates from k2-18b -an unusual exoplanet where scientists claimed signs of extraterrestrial life
Links:
https://iopscience.iop.org/article/10...
https://www.pnas.org/doi/10.1073/pnas...
https://aasnova.org/2024/03/11/k2-18b...
https://archive.md/wfaoS
https://arxiv.org/abs/2401.05864
https://arxiv.org/abs/2401.06608
Previous video:    • Did JWST Really Just Find Alien Life ...  
Hycean world:    • New Type of Planets, Hycean Worlds, C...  
Mars methane:    • Surprising Astrobiology and Geology D...  
#k218b #aliens #jwst

0:00 k2-18b discovery of signs of life
2:10 What kind of a planet is it?
3:35 Mars story
4:12 Methane production
5:00 DMS detection
5:45 WASP 80b methane
6:45 So what kind of a planet is it?
7:55 So it's probably this...
9:20 Best match
10:10 Still something missing
11:00 Conclusions

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Credit:
NASA, ESA, CSA, Joseph Olmsted (STScI) Science: Nikku Madhusudhan (IoA) -
NASA, CSA, ESA, J. Olmstead, N. Madhusudhan. - https://esawebb.org/images/weic2321b/
Pablo Carlos Budassi CC BY-SA 4.0 https://en.wikipedia.org/wiki/Hycean_...
 David A. Aguilar (CfA)
Mice of Mu CC BY-SA 4.0 https://en.wikipedia.org/wiki/Methane...
Paul Scherer https://www.researchgate.net/figure/M...

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