{"id":12,"date":"2007-07-19T09:08:37","date_gmt":"2007-07-19T09:08:37","guid":{"rendered":"http:\/\/leirdal.net\/blog\/?p=12"},"modified":"2018-03-23T07:29:51","modified_gmt":"2018-03-23T06:29:51","slug":"how-to-send-people-to-mars","status":"publish","type":"post","link":"https:\/\/www.leirdal.net\/blog\/archives\/12-how-to-send-people-to-mars.html","title":{"rendered":"How to send people to Mars"},"content":{"rendered":"

– You can’t land a CEV (Crew Exploration Vehicle) on Mars unless you don’t mind it being a crater on the surface. <\/em><\/p>\n

I didn’t know it was that hard to land some human beings on Mars as they tell in this interview<\/a>. Quite interesting though.<\/p>\n

I have to give credit to where <\/a>I found this link.<\/p>\n","protected":false},"excerpt":{"rendered":"

– You can’t land a CEV (Crew Exploration Vehicle) on Mars unless you don’t mind it being a crater on the surface. I didn’t know it was that hard to land some human beings on Mars as they tell in this interview. Quite interesting though. I have to give credit to where I found this […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[4],"tags":[27,515],"class_list":{"0":"post-12","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-life","7":"tag-space","8":"tag-technology","9":"czr-hentry"},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1xqPf-c","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[{"id":422,"url":"https:\/\/www.leirdal.net\/blog\/archives\/422-merry-christmas-2.html","url_meta":{"origin":12,"position":0},"title":"Merry Christmas","author":"leirdal","date":"2010-12-21","format":false,"excerpt":"The last years I have been sending christmas-cards electronically. Hopefully people will think that I am being considerate about the environment, and not just\u00a0being\u00a0lazy. To add to the laziness, the image I used for the christmas card is one I have published before, and it is available a few posts\u2026","rel":"","context":"In "Image manipulation"","block_context":{"text":"Image manipulation","link":"https:\/\/www.leirdal.net\/blog\/archives\/category\/image-manipulation"},"img":{"alt_text":"Merry Christmas 2010","src":"https:\/\/i0.wp.com\/leirdal.net\/blog\/wp-content\/uploads\/2010\/12\/julekort-2010-eng-550x369.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/leirdal.net\/blog\/wp-content\/uploads\/2010\/12\/julekort-2010-eng-550x369.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/leirdal.net\/blog\/wp-content\/uploads\/2010\/12\/julekort-2010-eng-550x369.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":909,"url":"https:\/\/www.leirdal.net\/blog\/archives\/909-common-cranes.html","url_meta":{"origin":12,"position":1},"title":"Common Cranes","author":"leirdal","date":"2012-04-08","format":false,"excerpt":"In Sweden there is a lake called Lake Hornborga (Link in Swedish). For some years now this lake has become famous for its annual visit from thousands of cranes migrating from Africa to Norway and Sweden. Two days before my visit they had a new record with more than 26.000\u2026","rel":"","context":"In "Photography"","block_context":{"text":"Photography","link":"https:\/\/www.leirdal.net\/blog\/archives\/category\/photography"},"img":{"alt_text":"Overview to the North West (extra large)","src":"https:\/\/i0.wp.com\/leirdal.net\/blog\/wp-content\/uploads\/2012\/04\/MG_1489-20120405-550x208.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/leirdal.net\/blog\/wp-content\/uploads\/2012\/04\/MG_1489-20120405-550x208.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/leirdal.net\/blog\/wp-content\/uploads\/2012\/04\/MG_1489-20120405-550x208.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":2858,"url":"https:\/\/www.leirdal.net\/blog\/archives\/2858-memories-metaphors-in-landscape.html","url_meta":{"origin":12,"position":2},"title":"Memories, metaphors in landscape","author":"Jon Leirdal","date":"2020-10-31","format":"gallery","excerpt":"In October this year I attended a workshop at Saga on Inder\u00f8y, Norway. It was partially remote learning and out photographing the landscape near Straumen. Elizabeth Greenberg together with NORDphotography lead us through 5 days of theory and assignments. It was a fantastic workshop, and I can really recommend both\u2026","rel":"","context":"In "Photography"","block_context":{"text":"Photography","link":"https:\/\/www.leirdal.net\/blog\/archives\/category\/photography"},"img":{"alt_text":"Small world","src":"https:\/\/i0.wp.com\/www.leirdal.net\/blog\/wp-content\/uploads\/2020\/11\/GPTempDownload-1.jpg?fit=1200%2C673&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.leirdal.net\/blog\/wp-content\/uploads\/2020\/11\/GPTempDownload-1.jpg?fit=1200%2C673&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.leirdal.net\/blog\/wp-content\/uploads\/2020\/11\/GPTempDownload-1.jpg?fit=1200%2C673&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.leirdal.net\/blog\/wp-content\/uploads\/2020\/11\/GPTempDownload-1.jpg?fit=1200%2C673&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.leirdal.net\/blog\/wp-content\/uploads\/2020\/11\/GPTempDownload-1.jpg?fit=1200%2C673&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":38,"url":"https:\/\/www.leirdal.net\/blog\/archives\/38-denial-of-service-attacks-with-a-new-twist.html","url_meta":{"origin":12,"position":3},"title":"Denial of Service attacks with a new twist?","author":"leirdal","date":"2007-11-07","format":false,"excerpt":"BBC recently gave us a nice little story about electronic car keys. Bruce Schneier has covered the story as well. The gist of the story is that a lot of people had trouble opening and starting their cars in one particular parking lot. People started checking different causes for this\u2026","rel":"","context":"In "Security"","block_context":{"text":"Security","link":"https:\/\/www.leirdal.net\/blog\/archives\/category\/security"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/posts\/12","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/comments?post=12"}],"version-history":[{"count":1,"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/posts\/12\/revisions"}],"predecessor-version":[{"id":2388,"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/posts\/12\/revisions\/2388"}],"wp:attachment":[{"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/media?parent=12"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/categories?post=12"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.leirdal.net\/blog\/wp-json\/wp\/v2\/tags?post=12"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}