스페이스십투

참조

_[1] 웹사이트 sRLV platforms compared https://web.archive.[...] NASA 2011-03-07
_[2] 뉴스 Richard Branson unveils Virgin Galactic spaceplane http://news.bbc.co.u[...] BBC News 2010-03-23
_[3] 웹인용 Sir Richard Branson's Virgin Galactic spaceship ignites engine in flight https://www.bbc.co.u[...] BBC News 2013-04-29
_[4] 웹인용 Space Ship Completes 24th Test Flight in Mojave https://web.archive.[...] Hispanic Business 2013-04-05
_[5] 웹인용 Virgin Galactic to Launch Passengers on Private Spaceship in 2013 http://www.space.com[...] SPACE.com 2012-06-11
_[6] 웹인용 "Virgin Galactic space tourism could begin in 2013" https://www.bbc.co.u[...] BBC News 2011-10-26
_[7] 웹인용 New Tourist Spacecraft Unveiled https://www.nytimes.[...] 2008-01-23
_[8] 웹사이트 Fly With Us http://www.virgingal[...] Virgin Galactic 2015-11-05
_[9] 웹인용 Virgin spaceship aims to be science lab https://www.bbc.co.u[...] BBC News 2012-12-04
_[10] 뉴스 Virgin Galactic's SpaceShipTwo Crashes in New Setback for Commercial Spaceflight https://www.nytimes.[...] 2014-11-01
_[11] 뉴스 SpaceShipTwo Destroyed in Fatal Test Flight Accident https://archive.toda[...] SpaceNews 2014-10-31
_[12] 웹인용 Virgin Galactic's SpaceShipTwo Crashes During Flight Test https://www.nbcnews.[...] 2014-10-31
_[13] 뉴스 Virgin Galactic's SpaceShipTwo Crashes http://www.avweb.com[...] AVweb 2014-10-31
_[14] 뉴스 Investigators Focus on Tail Booms in Crash of Space Plane https://www.nytimes.[...] 2014-11-03
_[15] 뉴스 Spaceship's descent device deployed prematurely http://apnews.excite[...] 2014-11-03
_[16] 뉴스 SpaceShipTwo's Rocket Engine Did Not Cause Fatal Crash https://web.archive.[...] Discovery News 2014-11-03
_[17] 웹인용 Virgin Galactic's SpaceShipTwo rocket plane crashes http://spaceflightno[...] 2014-10-31
_[18] 웹인용 New SpaceShipTwo Rollout Friday http://www.avweb.com[...] AVweb 2016-02-19
_[19] 뉴스 Virgin Galactic unveils new space tourism rocket plane http://www.cbc.ca/ne[...] CBC News 2016-02-20
_[20] 웹인용 Space tourism: Virgin Galactic makes successful glide test http://www.csmonitor[...] 2015-12-05
_[21] 웹인용 Update from Mojave: Testing Testing 1-2-3 https://web.archive.[...] Virgin Galactic 2016-03-15
_[22] 뉴스 Update from Mojave: VSS Unity's First Flight Test Completed - Virgin Galactic https://web.archive.[...] 2016-09-12
_[23] 웹인용 Virgin Galactic reaches 50-mile space https://edition.cnn.[...] 2018-12-14
_[24] 웹인용 Virgin Galactic's spaceplane finally makes it to space for the first time https://www.theverge[...] The Verge 2018-12-13