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H
8p~nwmd by DARPA ud will dcliwr8 DoD payload to a bw
Er(b Ubk Iho lnncb vrbkle nd ryltem devslopd to 88liIfy
lbor DOD q m n u hu dm bcca designed to repd to
ammac*lluncb rrvi98&*Yions~g kncrrespnw
to mss( outet nppontriitka and with ku boltom lim impd.
Mas capbb T~INI mnflgur*bns me king devobpd In
Inlrodu*ion io 1994.
OSC bu e n d u d to develop user-friendly ekcwicd a d
meeb~icd paybd inhf8as which frililate integ*on of 8
vido vmiely of pylodr. "he Taunu vehicle's simpk. dust design enums m8aimum rdiihily and signifiunUy reduces
liuncb site manpvcr lcning 8nd iuppac infnivucture requiremenu.
llprizonul integntion mclhods greaUy simplify vehick
-hly ud paylod integra~ion.
"he Tauus spre hoostcr launch system cunently in develop
mcnl u I& SSLV for DARPA is a four-slap solid-fuel design
compd of the fllghl-proven Peeasus motor stack and avionics
nounledon lopof rTl~il*olTU.~(Peace~eper)rolMmckct
motor. (AThiukdCutor 120molor.nowmtert. wiilbeudon
he cnmmcrnalT8urus). 'hTaurw SSLV system is compred
of 8 llrghl vehicle Md &round bUppon equipment designed for
cay kulrpruhillty and nfid vtup 8nd launch from M unim-
pmved aincrete pad or from a modrrl filed pantry. All propul-
sion ekmcnu of Ihe DARPA Taunu vehicle have heen flipht-
proven on the Pegasus or Peveknpcrprogrunr. Tlw remaining
Taws subsystems M vinually idcnt8cal In Ihnu iucccrrfully
flown on UK Paguus vehicle.
'Ibc slvldud vehicle design. shnwn in RgllrC 7. inmrpralcs sia
majorckmcnb: fourniidfueled~taga.8payload rairingandan
ivionia amcmhly. Ihe Peganus-&rived molora retain their
Slap I. 2 8d 3 designations from Ihat program: the Thiokul
Casta 120 is designated Slagc 0. Ihe vehicle is designed to he
integnted ud lasted at a launch site integration facility afkr
completion of di ahpc.leni 8ucmhly and testing 81 Ihe factory.
mi pmcedure Is less compka and more cost-cffectivc than the
pmeedures mquircd for luger ground-launched vehicles which
mad Ihrougha full integnted f.ctoty system test fnlbwcd hy
duumnhly'' Ages fashipment 8nd suhscqucnl reaivmhly
ud wmnG Inlcy.lcd I~IICM test at Ihe launch pad. With final
intCg~8lbn ud tuting only it I ~ C I8unrh integration site, the
T81mu -&sb minimiDs Ihe h8ndling of Ihe miid rockel
molonwhilcrimullarrolulyrlrrMlining the vehicle acceptance
Wlpmear. Exvnrivo fvumy testing by hothOSCand iu vcdon
ern~sllYt8U budwue Lredy f~fli~lonceilrerhnthe~d.
A complete ICI of sundud uld opcion8l ~crvicu ia 8v8ilahk U)
suppl specific paybd quiremenu including: inenial orienlalion
pbr (0 rpmtion: dum duwdink of critical payload
tekmctry during pelwneb OperaIions 8ml Iauncl?: eieclrical
pmcrfapayladh.candolhrrpybd oomponcnuduring
prrbuncb opcnhl; pybd rdring meis dwn ud Radio
PqvcKy (RF) Windowl; filmd. dilbnod 8k nd dry
niUDgm fa pge of U* pybd envimnnwnl during launch
intepnIILm8.