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Astronomers discover there are 10 times more galaxies than previously thought
- flinner 10y agoarXiv.org paper: https://arxiv.org/pdf/1607.03909v2.pdf https://arxiv.org/pdf/1607.03909v2.pdf
- flinner 10y agoVideo: https://www.youtube.com/watch?v=eEbLT_U0XyY https://www.youtube.com/watch?v=eEbLT_U0XyY Shows the history of Galaxy observation via HST and the latest news.
- shireboy 10y agoDoes this change our theories around dark matter? If there is more observable matter does it mean there is less or no dark matter?
- fouc 10y agoSo 2 trillion galaxies. Now let's multiply that by 1 trillion stars in the milky way galaxy alone [1]. And then multiply by 1.6 planets per star on average [2]. Sure is a whole lot of planets. [1] http://www.huffingtonpost.com/dr-sten-odenwald/number-of-stars-in-the-milky-way_b_4976030.html http://www.huffingtonpost.com/dr-sten-odenwald/number-of-sta... [2] http://www.space.com/14200-160-billion-alien-planets-milky-galaxy.html http://www.space.com/14200-160-billion-alien-planets-milky-g...