{"id":149110,"date":"2018-09-11T14:20:45","date_gmt":"2018-09-11T21:20:45","guid":{"rendered":"https:\/\/www.nextbigfuture.com\/?p=149110"},"modified":"2018-09-11T14:20:45","modified_gmt":"2018-09-11T21:20:45","slug":"spacex-still-targeting-2019-bfr-hop-testing-of-upper-stage","status":"publish","type":"post","link":"https:\/\/www.nextbigfuture.com\/2018\/09\/spacex-still-targeting-2019-bfr-hop-testing-of-upper-stage.html","title":{"rendered":"SpaceX still targeting 2019 BFR hop testing of upper stage"},"content":{"rendered":"<p>SpaceX COO and President Gwynne Shotwell confirmed that SpaceX is still targeting integrated BFR tests in 2019, in the form of hops with the next-gen rocket\u2019s upper stage (known as BFS). Shotwell said this at a Future of Space conference at a DARPA event.<\/p>\n<p><A href=\"https:\/\/www.teslarati.com\/spacex-gwynne-shotwell-bfr-spaceship-hop-testing-2019\/\">The SpaceX raptor will be about two times as powerful as the Block 5 Merlin 1D engines that<\/A> power SpaceX\u2019s Falcon 9 and Heavy rockets. The Raptor will generate 1700 kN (~380,000 lbf) of thrust. The current Merlin 1D\u2019s current ~850 kN (~190,000 lbf) thrust rating. <\/p>\n<blockquote class=\"twitter-tweet\" data-lang=\"en\">\n<p lang=\"en\" dir=\"ltr\">Shotwell: think we\u2019ll be \u201chopping\u201d the second stage of BFR (the BFS) late next year. <a href=\"https:\/\/twitter.com\/hashtag\/DARPA60?src=hash&amp;ref_src=twsrc%5Etfw\" target=\"_blank\" rel=\"noopener\">#DARPA60<\/a><\/p>\n<p>&mdash; Jeff Foust (@jeff_foust) <a href=\"https:\/\/twitter.com\/jeff_foust\/status\/1037814898900840448?ref_src=twsrc%5Etfw\" target=\"_blank\" rel=\"noopener\">September 6, 2018<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/Mg0BB2bCDPo\" frameborder=\"0\" allow=\"autoplay; encrypted-media\" allowfullscreen><\/iframe><\/p>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/ZwwS4YOTbbw\" frameborder=\"0\" allow=\"autoplay; encrypted-media\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SpaceX COO and President Gwynne Shotwell confirmed that SpaceX is still targeting integrated BFR tests in 2019, in the form of hops with the next-gen rocket\u2019s upper stage (known as BFS). Shotwell said this at a Future of Space conference at a DARPA event. The SpaceX raptor will be about two times as powerful as &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"SpaceX still targeting 2019 BFR hop testing of upper stage\" class=\"read-more button\" href=\"https:\/\/www.nextbigfuture.com\/2018\/09\/spacex-still-targeting-2019-bfr-hop-testing-of-upper-stage.html#more-149110\" aria-label=\"More on SpaceX still targeting 2019 BFR hop testing of upper stage\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":144188,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1304,1307,1308],"tags":[14,20,60,5],"_links":{"self":[{"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/posts\/149110"}],"collection":[{"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/comments?post=149110"}],"version-history":[{"count":0,"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/posts\/149110\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/media\/144188"}],"wp:attachment":[{"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/media?parent=149110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/categories?post=149110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nextbigfuture.com\/wp-json\/wp\/v2\/tags?post=149110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}