{"id":649,"date":"2023-07-16T11:00:00","date_gmt":"2023-07-16T10:00:00","guid":{"rendered":"http:\/\/biopedia.co.uk\/?p=649"},"modified":"2023-07-16T11:00:00","modified_gmt":"2023-07-16T10:00:00","slug":"63-hypothetical-galactic-population-size","status":"publish","type":"post","link":"http:\/\/biopedia.co.uk\/?p=649","title":{"rendered":"63- Hypothetical Galactic Population Size"},"content":{"rendered":"<!--[if lt IE 9]><script>document.createElement('audio');<\/script><![endif]-->\n<audio class=\"wp-audio-shortcode\" id=\"audio-649-1\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/anchor.fm\/s\/3d2240d8\/podcast\/play\/72922152\/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2023-6-3%2F8ad1f8da-0509-63f5-80e9-831b6f50de55.mp3?_=1\" \/><a href=\"https:\/\/anchor.fm\/s\/3d2240d8\/podcast\/play\/72922152\/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2023-6-3%2F8ad1f8da-0509-63f5-80e9-831b6f50de55.mp3\">https:\/\/anchor.fm\/s\/3d2240d8\/podcast\/play\/72922152\/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2023-6-3%2F8ad1f8da-0509-63f5-80e9-831b6f50de55.mp3<\/a><\/audio>\n<p>On today&#039;s episode, we&#039;re going to range out into the cosmos for our inaugural episode in the world of astrobiology! We&#039;re going to ask the question: how many people could our galaxy support? Using some assumptions and approximations, we&#039;re going to see that the number dwarfs our current numbers here on Earth by quite some margin&#8230;<\/p>\n<p><\/p>\n<p>1) Asimov, I. (1952, 2016 edition), Foundation and Empire. London: HarperCollins Publishers Ltd. 2) Briggs, J. C. (2017), Emergence of a sixth mass extinction? Biological Journal of the Linnean Society 122: 243- 248. 3) Chamie, J. (2022), Population Levels, Trends and Differentials: More Important Population Matters. Cham, Switzerland: Springer Nature Switzerland AG. 4) Chu, J., MIT News (2023), Astronomers snap first ever image of supermassive black hole Sagittarius A* (online) [Accessed 02\/07\/2023]. 5) Cowie, R. H., Bouchet, P. and Fontaine, B. (2022): The Sixth Mass Extinction: fact, fiction or speculation? Biological Reviews 97: 640- 663. 6) de Almeida, G. (2004), The Milky Way. Chapter in: Navigating the Night Sky. Patrick Moore\u2019s Practical Astronomy Series. London: Springer. 7) The Editors of Scientific American (2015), Exoplanets: Worlds Without End. New York: Scientific American. 8) Hodge, P. W. (1981), The Andromeda Galaxy. Scientific American 244(1): 92-101. 9) Hodge, P. W., Encyclopedia Britannica (2017), Magellanic Cloud (online) [Accessed 02\/07\/2023]. 10) Hodge, P. W., Encyclopedia Britannica (2023), Milky Way Galaxy (online) [Accessed 02\/07\/2023]. 11) Kurzgesagt- In a Nutshell, YouTube (2022), The Last Human- A Glimpse Into The Far Future (online) [Accessed 02\/07\/2023]. 12) Ramakrishna, S. (2021), Circular economy and sustainability pathways to build a new-modern society. Drying Technology 39(6): 711-712. 13) Ritchie, H., Our World in Data (2023), The UN has made population projections for more than 50 years- how accurate have they been? (online) [Accessed 02\/07\/2023]. 14) Sender, R., Fuchs, S. and Milo, R. (2016), Revised estimates for the number of human and bacteria cells in the body. PLOS Biology 14(8): e1002533. 15) Stellato, J. (2020), The Milky Way and Lentil Beans. Science Scope 43(6): 44- 49. 16) Stevenson, D. (2015), Milkomeda and the Fate of the Milky Way. Chapter in: The Complex Lives of Star Clusters. Astronomers\u2019 Universe. Cham, Switzerland: Springer. 17) University of G\u00f6ttingen, Phys.org (2021), Breaking the warp barrier for faster-than-light travel (online) [Accessed 02\/07\/2023]. 18) van den Heuvel, E. (2016), How Distant Are the Stars? Chapter in: The Amazing Unity of the Universe. Astronomers\u2019 Universe. Cham, Switzerland: Springer. 19) Author unknown, NASA Exoplanet Exploration: Planets Beyond Our Solar System (date unknown, updated July 2023), Discovery (online) [Accessed 02\/07\/2023]. 20) Author unknown, United Nations (2022), Day of Eight Billion, 15 November 2022 (online) [Accessed 02\/07\/2023]. 21) Author unknown, Wikipedia (date unknown), Names of large numbers (online) [Accessed 02\/07\/2023].<\/p>\n","protected":false},"excerpt":{"rendered":"<p>On today&#039;s episode, we&#039;re going to range out into the cosmos for our inaugural episode in the world of astrobiology! We&#039;re going to ask the question: how many people could our galaxy support? Using some assumptions and approximations, we&#039;re going to see that the number dwarfs our current numbers here on Earth by quite some &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/biopedia.co.uk\/?p=649\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;63- Hypothetical Galactic Population Size&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"_links":{"self":[{"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/649"}],"collection":[{"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=649"}],"version-history":[{"count":0,"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/649\/revisions"}],"wp:attachment":[{"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=649"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/biopedia.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=649"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}