{"id":1785990,"date":"2018-07-25T09:04:07","date_gmt":"2018-07-25T13:04:07","guid":{"rendered":"https:\/\/www.maproomblog.com\/?p=1785990"},"modified":"2018-07-25T10:42:29","modified_gmt":"2018-07-25T14:42:29","slug":"radiation-map-of-europa","status":"publish","type":"post","link":"https:\/\/www.maproomblog.com\/2018\/07\/radiation-map-of-europa\/","title":{"rendered":"Radiation Map of Europa"},"content":{"rendered":"
\"\"<\/a>
U.S. Geological Survey, NASA\/JPL-Caltech, JHUAPL, Nature Astronomy.<\/figcaption><\/figure>\n

I knew that Europa, like Jupiter’s other major moons, was absolutely baked by radiation coming from Jupiter (Wikipedia reports it<\/a> at 5.4\u00a0Sv<\/abbr>\/day, a lethal dose). It did not occur to me that that radiation was not evenly distributed. In preparation for future missions to Europa, a new study<\/a>, using Galileo and Voyager data, tries to map where the radiation is most intense on the Europan surface<\/a>, as well as how far that radiation penetrates beneath the surface. If there’s life on Europa, it’s probably where the radiation isn’t<\/em>.\u00a0[JPL<\/a>]<\/p>\n","protected":false},"excerpt":{"rendered":"

I knew that Europa, like Jupiter’s other major moons, was absolutely baked by radiation coming from Jupiter (Wikipedia reports it at 5.4\u00a0Sv\/day, a lethal dose). It did not occur to me that that radiation was… More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"link","meta":{"autoblue_enabled":true,"autoblue_custom_message":"","autoblue_shares":[],"autoblue_post_url":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[945,1181,118,1245],"class_list":["post-1785990","post","type-post","status-publish","format-link","hentry","category-astronomy","tag-europa","tag-jupiter","tag-moons","tag-radiation","post_format-post-format-link"],"jetpack_featured_media_url":"","jetpack-related-posts":[{"id":5215,"url":"https:\/\/www.maproomblog.com\/2017\/10\/moons-and-planets-added-to-google-maps\/","url_meta":{"origin":1785990,"position":0},"title":"Moons and Planets added to Google Maps","author":"Jonathan Crowe","date":"17 October 2017","format":"link","excerpt":"The Moon and Mars were relatively early additions to Google Earth; that application may have been migrated to the web, but the planets and moons keep coming. Yesterday Google announced the addition of a dozen other worlds in our solar system; the space layer of Google Maps now includes planets\u2026","rel":"","context":"In "Astronomy"","block_context":{"text":"Astronomy","link":"https:\/\/www.maproomblog.com\/category\/astronomy\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/10\/google-maps-planets-1024x601.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/10\/google-maps-planets-1024x601.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/10\/google-maps-planets-1024x601.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/10\/google-maps-planets-1024x601.jpg?resize=700%2C400 2x"},"classes":[]},{"id":5305,"url":"https:\/\/www.maproomblog.com\/2012\/03\/atlas-of-the-galilean-satellites\/","url_meta":{"origin":1785990,"position":1},"title":"Atlas of the Galilean Satellites","author":"Jonathan Crowe","date":"5 March 2012","format":false,"excerpt":"Paul Schenk\u2019s Atlas of the Galilean Satellites (Cambridge University Press, 2010) collects all the imagery gathered by the Voyager and Galileo missions of the four major moons of Jupiter (Callisto, Ganymede, Europa and Io, all discovered by Galileo in 1610) and assembles them into global, quadrangle and area maps. But\u2026","rel":"","context":"In "Astronomy"","block_context":{"text":"Astronomy","link":"https:\/\/www.maproomblog.com\/category\/astronomy\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2012\/03\/atlas-galilean-259x300.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1787607,"url":"https:\/\/www.maproomblog.com\/2019\/08\/map-of-uv-exposure-in-the-united-states\/","url_meta":{"origin":1785990,"position":2},"title":"Map of UV Exposure in the United States","author":"Jonathan Crowe","date":"15 August 2019","format":"link","excerpt":"NASA Earth Observatory: The NASA Applied Sciences Program has partnered with the Centers for Disease Control and Prevention (CDC) to create the first publicly available map of ultraviolet (UV) radiation for all counties in the contiguous United States. The dataset, which spans 2005-2015, is available on the CDC's National Environmental\u2026","rel":"","context":"In "Weather and Climate"","block_context":{"text":"Weather and Climate","link":"https:\/\/www.maproomblog.com\/category\/weather-and-climate\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2019\/08\/nasa-eo-sunburn.gif?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2019\/08\/nasa-eo-sunburn.gif?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2019\/08\/nasa-eo-sunburn.gif?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2019\/08\/nasa-eo-sunburn.gif?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":1784927,"url":"https:\/\/www.maproomblog.com\/2018\/02\/planetary-maps-for-children\/","url_meta":{"origin":1785990,"position":3},"title":"Planetary Maps for Children","author":"Jonathan Crowe","date":"5 February 2018","format":"link","excerpt":"Planetary Maps for Children is a collection of pictorial maps of several moons and planets of the Solar System (so far: Venus, Mars, the Moon, Io, Europa, Titan, and Pluto and Charon), aimed at younger map readers.\u00a0The maps are vibrant and colourful, full of sight gags and \"fabulous make-believe creatures\"\u2026","rel":"","context":"In "Astronomy"","block_context":{"text":"Astronomy","link":"https:\/\/www.maproomblog.com\/category\/astronomy\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/02\/planetary-maps-children-pluto-charon.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/02\/planetary-maps-children-pluto-charon.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/02\/planetary-maps-children-pluto-charon.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/02\/planetary-maps-children-pluto-charon.jpg?resize=700%2C400 2x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/02\/planetary-maps-children-pluto-charon.jpg?resize=1050%2C600 3x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/02\/planetary-maps-children-pluto-charon.jpg?resize=1400%2C800 4x"},"classes":[]},{"id":5770,"url":"https:\/\/www.maproomblog.com\/2014\/02\/ganymede-and-mercury\/","url_meta":{"origin":1785990,"position":4},"title":"Ganymede and Mercury","author":"Jonathan Crowe","date":"16 February 2014","format":"link","excerpt":"The USGS has published a geologic map of Ganymede, Jupiter's largest moon and the largest moon in the Solar System, based on imagery from the Voyager 1, Voyager 2 and Galileo probes. Via Centauri Dreams, Sky and Telescope. Meanwhile, Sky and Telescope has produced a Mercury globe based on MESSENGER\u2026","rel":"","context":"In "Astronomy"","block_context":{"text":"Astronomy","link":"https:\/\/www.maproomblog.com\/category\/astronomy\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":5308,"url":"https:\/\/www.maproomblog.com\/2012\/03\/geologic-map-of-io\/","url_meta":{"origin":1785990,"position":5},"title":"Geologic Map of Io","author":"Jonathan Crowe","date":"20 March 2012","format":"link","excerpt":"In my review of Paul Schenk's Atlas of the Galilean Satellites I noted that the maps of Jupiter's four largest moons were actually spacecraft imagery placed on a map projection; there were no non-photographic maps. 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