The Universe Is Expanding... But Not Everywhere

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/