@Cosmos_elementary

@Cosmos_elementary

Cosmos:elementary | Moons of moons: Why haven’t we found one and could they exist? @Cosmos_elementary | Uploaded February 2020 | Updated October 2024, 1 hour ago.
Planets are satellites of the Sun. And they also have their own satellites. But why can’t we find moons of moons? Could sub-moons even exist?

Source materials:
Can moons have moons?
https://carnegiescience.edu/node/2436
Original article
academic.oup.com/mnrasl/article/483/1/L80/5195537
Why Mercury and Venus don’t have moons
https://van.physics.illinois.edu/qa/listing.php?id=18652&t=why-doesnt-mercury-have-any-moons
medium.com/teamindus/this-is-why-mercury-and-venus-are-moonless-d0733abb932e
Hill sphere
astro.vaporia.com/start/hillradius.html
jgiesen.de/astro/stars/roche.htm
Roche limit
http://abyss.uoregon.edu/~js/glossary/roche_limit.html
Formation of the Moon
space.com/19275-moon-formation.html
Triton
solarsystem.nasa.gov/moons/neptune-moons/triton/in-depth
How is moon receding
space.com/3373-earth-moon-destined-disintegrate.html

Space Engine: store.steampowered.com/app/314650/SpaceEngine
Universe Sandbox 2: store.steampowered.com/app/230290/Universe_Sandbox

Moons of moons: Why haven’t we found one and could they exist?

Apollo landing sites. orbital photos #science #space #moonlanding #apollo

Viral UFO video debunked (OVNI sur la Lune) / UFO flying across the Moon

$Myths and misconceptions about the speed of light There are lots of Myths and misconceptions about the speed of light, and I’m going to cover several of them in this video. Veritasium video https://www.youtube.com/watch?v=pTn6Ewhb27k PBS Space time on Speed of Causality https://www.youtube.com/watch?v=msVuCEs8Ydo Tom Scott’s video https://www.youtube.com/watch?v=tozuzV5YZ7U Sources: Speed of https://www.forbes.com/sites/quora/2018/07/02/does-anything-other-than-light-travel-at-the-speed-of-light Speed of gravity https://www.sciencealert.com/speed-of-gravitational-waves-and-light-same Sean M. Carroll’s interview https://www.youtube.com/watch?v=fOeLjD-dZjc Graviton http://curious.astro.cornell.edu/physics/137-physics/general-physics/particles-and-quantum-physics/813-what-is-a-graviton-intermediate Neutrinos and supernovae https://physicsworld.com/a/new-correction-to-speed-of-light-could-explain-sn1987-neutrino-burst/ Speed of causality https://www.forbes.com/sites/jillianscudder/2016/06/24/is-cause-effect-limited-by-the-speed-of-light/?sh=514116221a58 https://www.sciencealert.com/watch-why-the-speed-of-light-is-not-about-light Why it slows down https://moviesandscience.com/blog/science/refractive-index http://curious.astro.cornell.edu/about-us/133-physics/general-physics/general-questions/832-is-the-speed-of-light-constant-beginner Polariton https://www.sciencedirect.com/topics/chemistry/polariton https://mappingignorance.org/2018/01/25/what-on-earth-is-a-polariton/ https://www.nature.com/subjects/polaritons Freezing of light https://www.sciencedaily.com/releases/2013/08/130806111151.htm https://physics.aps.org/articles/v6/80 https://physics.aps.org/articles/v10/s25 Speed limit https://www.forbes.com/sites/startswithabang/2018/10/09/the-universe-has-a-speed-limit-and-it-isnt-the-speed-of-light/?sh=a782bac75549 How to measure it https://arxiv.org/pdf/2012.12037.pdf https://www.universetoday.com/149554/theres-no-way-to-measure-the-speed-of-light-in-a-single-direction/ https://arxiv.org/ftp/arxiv/papers/1011/1011.1318.pdf https://users.physics.ox.ac.uk/~rtaylor/teaching/specrel.pdf https://link.springer.com/article/10.1007/s10701-020-00337-5 https://link.springer.com/article/10.1140/epjd/e2012-20524-8 https://arxiv.org/pdf/1212.2259.pdf https://arxiv.org/pdf/1310.1171.pdf https://arxiv.org/pdf/0911.3616.pdf https://aapt.scitation.org/doi/10.1119/1.3160665 https://www.scienceabc.com/pure-sciences/could-what-we-consider-as-the-speed-of-light-be-wrong.html https://spaceaustralia.com/news/one-way-speed-light https://plato.stanford.edu/entries/spacetime-convensimul/ https://link.springer.com/article/10.1007/s12648-012-0112-4 Galaxy distortions https://sites.ualberta.ca/~pogosyan/teaching/ASTRO_122/lect24/lecture24.html https://www.universetoday.com/21998/the-diameter-of-the-milky-way/ https://astronomy.stackexchange.com/questions/43739/how-distorted-will-our-galaxy-be-if-we-are-viewing-it-from-several-thousand-ligh$

The end of our Galaxy #science #space #cosmos_elementary

What if the black hole dissapeared from the galactic center?

The biggest scam in the history of space exploration? / Mars One

How to Survive on the ‘Dark Side’ of the Moon

Craziest space projects that actually existed

SPACE IS NOT COLD! From the Big Bang to Earth

Can planets be sentient?

RED SKY PARADOX. How to solve it?

Moons of moons: Why haven’t we found one and could they exist? @Cosmos_elementary