▁use ▁of ▁the ▁White K night Two ▁as ▁the ▁air - launch ▁platform ▁for ▁a ▁new ▁two - stage ▁liquid - f ue led ▁ro cket ▁small ▁satellite ▁launch er ▁called ▁La unch er One . ▁In ▁the ▁event — by ▁late ▁ 2 0 1 5 — they ▁decided ▁to ▁use ▁a ▁larger ▁car rier ▁aircraft ▁for ▁the ▁job . ▁ ▁Design ▁ ▁White ▁Knight ▁Two ▁is ▁roughly ▁three ▁times ▁larger ▁than ▁White ▁Knight ▁in ▁order ▁to ▁perform ▁a ▁capt ive ▁flight ▁with ▁the ▁larger ▁Space Sh ip Two ▁space craft . ▁The ▁W K 2 ▁is ▁similar ▁in ▁wings pan ▁to ▁a ▁Bo eing ▁B - 2 9 ▁Super fort ress . ▁White ▁Knight ▁Two ▁is ▁a ▁very ▁modern ▁aircraft , ▁as ▁ ▁even ▁the ▁flight ▁control ▁c ables ▁are ▁constructed ▁of ▁carbon ▁fi ber , ▁using ▁a ▁new ▁pat ented ▁design . ▁ ▁W K 2 ▁will ▁provide ▁preview ▁fl ights ▁offering ▁several ▁seconds ▁of ▁weight less ness ▁before ▁the ▁sub orb ital ▁event . ▁It ▁is ▁intended ▁to ▁have ▁a ▁service ▁ce iling ▁of ▁about ▁ 6 0 , 0 0 0   ft ▁( 1 8   km ), ▁offering ▁a ▁dark ▁blue ▁sky ▁to ▁passengers . ▁This ▁will ▁allow ▁tour ists ▁to ▁practice ▁before ▁the ▁real ▁flight . ▁ ▁White ▁Knight ▁Two ▁is ▁of ▁tw in ▁fus el age ▁design ▁with ▁four ▁jet ▁engines ▁mounted ▁two ▁on ▁each ▁wing . ▁One ▁fus el age ▁is ▁an ▁exact ▁rep lica ▁of ▁that ▁of ▁Space Sh ip Two ▁(