S + A + + + + D I S C O V E R Y + + S
+ O T + + + + + + + + + + + + + + + H
+ + L + + + + + + + E + + + + + + + U
+ + A I + + T + + + X + + + + + + + T
+ + N + D + H + E N T E R P R I S E T
+ + T + + R E + + + E + + + + + + + L
+ + I + + + O + + + R + + + + + + + E
+ + S + + + R C + + N + + + + + + + +
+ + + + + + B + K + A + + + + + C + +
C O L U M B I A + E L + + + + + H + +
+ + + + + + T + + + T + + + + + A + +
+ + + + + + E + + + A B + + + + L + +
+ + + + + + R + + + N + O + + + L + +
+ + + + + + + + + + K + + O + + E + +
+ + + + + + + + + + + + + + S + N + +
+ P A T H F I N D E R + + + P T G + +
+ + + + + + + + + + + + + + A + E + +
+ + + + + + + + + + + + + + C + R R +
E N D E A V O U R + + + + + E + + + S


(Over,Down,Direction) 

SOLID ROCKET BOOSTERS(1,1,SE)
EXTERNAL TANK(11,3,S)
THE ORBITER(7,4,S)
DISCOVERY(8,1,E)
ATLANTIS(3,1,S)
ENDEAVOUR(1,19,E)
COLUMBIA(1,10,E)
CHALLENGER(17,9,S)
ENTERPRISE(9,5,E)
PATHFINDER(2,16,E)
SHUTTLE(19,1,S)
SPACE(15,15,S)