Syzygy is produced by Chris Stewart and co-hosted by Dr Emily Brunsden from the Department of Physics at the University of York.Find us on Twitter: @syzygypod twitter.com/SyzygyPodOr just visit us at home: syzygy.fmEmily at the University of York: www.york.ac.uk/physics/people/brunsden/Chris online: kipstewart.com——————————Some of the things we talk about in this episode:The Galactic Pile Up paper: https://www.nature.com/articles/s41586-018-0025-2A good article about the pile up: https://www.sciencealert.com/galaxy-megamergers-in-the-early-universe-protoclusters-spt2349-56-dusty-red-coreSyzygy Ep 01: https://www.syzygy.fm/podcast/2018/4/4/episode01Rogue planets:: http://en.wikipedia.org/wiki/Rogue_planetThe ESA’s Gaia mission: http://sci.esa.int/gaia/ https://www.esa.int/Our_Activities/Space_Science/Gaia/Gaia_creates_richest_star_map_of_our_Galaxy_and_beyondThe Whirlpool Galaxy: https://en.wikipedia.org/wiki/Whirlpool_GalaxyThe Magellanic Clouds: https://en.wikipedia.org/wiki/Magellanic_CloudsThe Local Group of galaxies: https://www.universetoday.com/30286/local-group/Size comparison of Andromeda and the Moon: http://www.slate.com/blogs/bad_astronomy/2014/01/01/moon_and_andromeda_relative_size_in_the_sky.htmlThe Virgo Supercluster: https://en.wikipedia.org/wiki/Virgo_SuperclusterThe Millennium Simulation Project: https://wwwmpa.mpa-garching.mpg.de/galform/virgo/millennium/A video zoom into the universe from the Millennium Run: https://www.youtube.com/watch?v=74IsySs3RGUMinute Physics video on how the simulation was done, with some awesome graphics: https://www.youtube.com/watch?v=pP-C_B8nSmw