Asteroid Sample Analysis Hints at Origins of Life and Atmosphere on Earth
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Hello and welcome! My name is Anton and in this video, we will talk about exciting new discoveries from Asteroid Ryugu
Links:
https://iopscience.iop.org/article/10.3847/2041-8213/acdf5c
https://www.science.org/doi/10.1126/sciadv.adi7048
https://www.nature.com/articles/s41550-023-02137-z
https://www.science.org/doi/10.1126/sciadv.adi7203
Origin of nitrogen: https://youtu.be/8ETgYx2KI_E
#ryugu #astronomy #asteroid
0:00 Asteroid Ryugu in a nutshell
1:40 First mysteries from the samples
3:20 Origin of Ryugu
3:50 Tiny droplet of liquit water?!
4:10 RNA/complex molecules
4:50 Source of nitrogen
6:40 What most likely happened to it
7:10 Signs of cometary interaction
7:40 Seeds of life
8:45 Grains from outside the solar system
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Images/Videos:
JAXA
Phoenix7777 CC BY-SA 4.0 https://en.wikipedia.org/wiki/162173_Ryugu#/media/File:Animation_of_162173_Ryugu,_495_Eulalia_and_142_Polana.gif
Yada, T., Abe, M., Okada, T. et al. - Yada, T., Abe, M., Okada, T. et al CC BY 4.0 https://en.wikipedia.org/wiki/162173_Ryugu#/media/File:41550_2021_1550_Fig5_ESM.jpg
DLR, CC-BY 3.0 https://en.wikipedia.org/wiki/Hayabusa2#/media/File:Hayabusa2_SCI_impact_and_subsurface_sampling.gif
Tohoku Univ. NASA/JSC, SPring-8
KyotoU/Toru Matsumoto
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