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Duration:05:12
Uploaded:2019-02-12
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The Universe is expanding which means distant galaxies are only moving farther away from us. So in the farthest future, will our night sky be empty?

Host: Caitlin Hofmeister

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Sources:
http://backreaction.blogspot.com/2017/08/you-dont-expand-just-because-universe.html
https://medium.com/starts-with-a-bang/ask-ethan-if-the-universe-is-expanding-why-arent-we-71b46b5e9974
https://medium.com/starts-with-a-bang/if-the-universe-is-expanding-why-are-galaxies-still-merging-26c0f36ddc89
https://arxiv.org/pdf/astro-ph/0107568.pdf
https://arxiv.org/pdf/astro-ph/0605173.pdf
http://hyperphysics.phy-astr.gsu.edu/hbase/Astro/dareng.html
http://curious.astro.cornell.edu/about-us/97-the-universe/galaxies/cosmology/538-as-the-universe-expands-why-don-t-galaxies-get-stretched-out-intermediate
http://hubblesite.org/news_release/news/1998-02
https://science.nasa.gov/astrophysics/focus-areas/what-is-dark-energy
https://imagine.gsfc.nasa.gov/features/cosmic/farthest_info.html
https://www2.lbl.gov/Science-Articles/Archive/dark-energy.html
https://www.nasa.gov/mission_pages/hubble/news/hubble-nobel.html
https://www.forbes.com/sites/startswithabang/2018/07/28/ask-ethan-where-does-the-energy-for-dark-energy-come-from/#1f286ea31268
http://www.preposterousuniverse.com/blog/2010/02/22/energy-is-not-conserved/
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Images:
https://svs.gsfc.nasa.gov/20246
https://www.istockphoto.com/vector/trees-set-silhouette-coniferous-forest-isolated-tree-on-white-background-gm917984574-252530425
https://www.videoblocks.com/video/white-splat-transition-7-vjoqmph
https://svs.gsfc.nasa.gov/12433
https://www.istockphoto.com/vector/soccer-player-hits-the-ball-set-vector-gm942400042-257547110
https://www.istockphoto.com/vector/vector-galaxy-gm941100530-257229991
https://svs.gsfc.nasa.gov/12307
https://www.videoblocks.com/video/view-of-earth-and-sun-from-the-moon-qbmc5u9
https://svs.gsfc.nasa.gov/10135
https://www.istockphoto.com/vector/man-and-door-pictogram-gm686625930-126790241
https://svs.gsfc.nasa.gov/12314
https://www.eso.org/public/videos/vltplatftimelapse/
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