SpaceShipTwo: razlika između inačica

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SpaceShipTwo prvi je put poletio [[10. listopada]] [[2010.]] godine. Tad je to bio let jedrenjem. Prvi let na pogon bio je [[29. travnja]] [[2013.]] godine.
 
Planirano je napraviti pet SS2 koji će biti namijenjeni za [[privatni svemirski let|privatni putnički promet]], .<ref name=April2013Test>{{cite web |url=http://www.hispanicbusiness.com/2013/4/4/space_ship_completes_24th_test_flight.htm |title=Space Ship Completes 24th Test Flight in Mojave |publisher=HispanicBusiness.com |date=4.2013-04-04 travnja 2013.|accessdate=5. travnja 2013.-04-05}}</ref><ref name=SpaceCom2013>{{cite web |url=http://www.space.com/16057-virgin-galactic-spaceshiptwo-launches-2013.html |title=Virgin Galactic to Launch Passengers on Private Spaceship in 2013 |publisher=Space.com |date=8.2012-06-08 lipnja 2012.|accessdate=2012-06-11. lipnja 2012.}}</ref><ref name=Start2013>[http://www.bbc.co.uk/news/technology-15460935 "Virgin Galactic space tourism could begin in 2013"]. [[BBC]]. 26. listopada 2011.</ref><ref>{{cite news |url=http://www.nytimes.com/2008/01/23/science/space/23cnd-spaceship.html?hp |title=New Tourist Spacecraft Unveiled |accessdate=2008-01-23. siječnja 2008. |author=John Schwartz |work=New York Times | date=putnike i teretni }}</ref>. Već neko vrijeme prima rezervacije, a cijena suorbitalnog leta iznosi 200.000 američkih dolara.<ref>[http://www.virgingalactic.com/booking/ Booking]. Virgin Galactic. Preuzeto 21. prosinca 2012.</ref> Do danas napravljena su dva: [[VSS Enterprise]] (koji je uništen u padu 31. listopada 2014.) i [[VSS Voyager]] za kojeg se predviđa da će biti u funkciji 2015. godine. Predviđena je mogućnost da bi mogli nositi osoblje i teret za znanstvene svrhe za NASU i druge organizacije. <ref name=DoingScience>{{cite web |url=http://www.bbc.co.uk/news/science-environment-20500194 |title=Virgin spaceship aims to be science lab |publisher=BBC |date=4.2012-12-04 prosinca 2012.|accessdate=4. prosinca 2012.-12-04}}</ref>
 
Tijekom testnog leta [[31. listopada]] [[2014.]] prvi SS2 [[VSS Enterprise|VSS ''Enterprise'']] [[pad VSS Enterprisea|prelomio]] se usred leta i pao u pustinju Mojave. <ref name="NYT-20141031-KC">{{cite news |last=Chang |first=Kenneth |last2=Schwartz |first2=John |title=Virgin Galactic’s SpaceShipTwo Crashes in New Setback for Commercial Spaceflight |url=http://www.nytimes.com/2014/11/01/science/virgin-galactics-spaceshiptwo-crashes-during-test-flight.html |date=2014-10-31. listopada 2014. |work=New York Times |accessdate=1. studenoga 2014. -11-01}}</ref><ref name=sn20141031>{{cite news |last1=Foust |first1=Jeff |title=SpaceShipTwo Destroyed in Fatal Test Flight Accident |url=http://www.spacenews.com/article/launch-report/42391spaceshiptwo-destroyed-in-fatal-test-flight-accident |accessdate=2014-10-31. listopada 2014.|work=Space News |date=2014-10-31. listopada 2014.}}</ref><ref>{{cite web |title=Virgin Galactic's SpaceShipTwo Crashes During Flight Test |date=2014-10-31. listopada 2014. |url=http://www.nbcnews.com/storyline/virgin-voyage/virgin-galactics-spaceshiptwo-crashes-during-flight-test-n238376}}</ref><ref name="Durden310Oct14">{{cite news |url = http://www.avweb.com/avwebflash/news/Virgin-Galactics-SpaceShipTwo-Crashes223025-1.html |title = Virgin Galactic’s SpaceShipTwo Crashes |accessdate = 2014-10-31. listopada 2014.|last =Durden Durden|first =Rick Rick|date = 2014-10-31. listopada 2014.| work = AVweb}}</ref> Preliminarna ispitivanja daju nalaze koji sugeriraju da je sustav ulaska bio uzrok, odnosno da se prerano otvorio brodski uređaj za spuštanje.<ref name="NYT-20141103-KC">{{cite news |last=Chang |first=Kenneth |title=Investigators Focus on Tail Booms in Crash of Space Plane |url=http://www.nytimes.com/2014/11/04/business/international/virgin-galactic-plane-tail-booms-focus-of-investigation.html |date=3.2014-11-03 studenoga 2014.|work=[[New York Times]] |accessdate=3. studenoga 2014. -11-03}}</ref><ref name="APN-20141103-BM">{{cite news |last=Melley |first=Brian |title=Spaceship's descent device deployed prematurely |url=http://apnews.excite.com/article/20141103/us--space_tourism-e62024cd1f.html |date=3. studenoga 2014.-11-03 |work=[[AP News]] |accessdate=3. studenoga 2014. -11-03}}</ref> Jedan je pilot poginuo, a drugi je pretrpio tešku ozljedu ramena<ref name=dn20141103>
{{cite news |last1=Klotz |first1=Irene |title=SpaceShipTwo's Rocket Engine Did Not Cause Fatal Crash |url=http://news.discovery.com/space/private-spaceflight/spaceshiptwos-rocket-engine-did-not-cause-fatal-crash-141103.htm |accessdate=3.2014-11-03 studenoga 2014.|work=Discovery News |date=3. studenoga 2014.-11-03}}</ref> nakon što je padobranski padao s 50.000 stopa visine.<ref name="spaceflightnow.com">{{cite web |title=Virgin Galactic’s SpaceShipTwo rocket plane crashes |date=2014-10-31. listopada 2014.|url=http://spaceflightnow.com/2014/10/31/virgin-galactics-spaceshiptwo-suffers-anomaly-during-test-flight/}}</ref> Drugi SpaceShipTwo [[VSS Voyager|VSS ''Voyager'']] je u izgradnji.
 
Dana [[14. prosinca]] [[2018.]] SpaceShipTwo uspješno je poletio iz američke pustinje Mojave, dosegnula više od 80 kilometara iznad Zemlje i omogućila dvojici putnika da dožive bestežinsko stanje i vide Zemlju iz potpuno drugačije perspektive.<ref name="Želiteotputovatiusvemir?Pogledajtekakotozaistaizgleda">{{cite news |last1=Čizmić |first1=Martina |title=Želite otputovati u svemir? Pogledajte kako to zaista izgleda |url=https://zimo.dnevnik.hr/amp/clanak/zelite-otputovati-u-svemir-pogledajte-kako-to-zaista-izgleda---542407.html |accessdate=2018-12-14. prosinca 2018.}}</ref>
 
Još kolovoza 2005. Virgin Galactic izjavio je ako let SpaceShipTwo bude uspješan, uslijedit će nova letjelica imena [[SpaceShipThree]].<ref name="FlightglobalSpaceShipThreePoisedToFollowIfSS2Succeeds">{{cite news |last1=Coppinger |first1=Rob |title=SpaceShipThree poised to follow if SS2 succeeds |url=https://www.flightglobal.com/news/articles/spaceshipthree-poised-to-follow-if-ss2-succeeds-201097/ |accessdate=7. srpnja 2007.-07-07 |language=eng. |publisher=[[Flightglobal]] |date=2005-08-23. kolovoza 2005.|location=London}}</ref><ref name="slashdot">{{Cite web |url=http://science.slashdot.org/comments.pl?sid=157540&threshold=1&commentsort=5&tid=160&mode=nested&cid=13205378 |title=Notes on Rutan presentations at EAA Oshkosh |accessdate=7. srpnja 2007.-07-07 |date=2006-07-30. srpnja 2006. |language=eng. |author=jnhtx (87543) |publisher=Slashdot }}</ref>
 
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