[sci.space.shuttle] NASA Administrator invites local students to shuttle launches

rick@ofa123.FIDONET.ORG (Rick Ellis) (04/08/90)

In a message of <Apr 03 14:32>, Roy Smith (roy@phri.nyu.edu ) writes:

 RS> Is there any reason, other than scheduling, why HST (or any other
 RS> payload) has to fly on any particular vehicle?  Are the shuttles all
 RS> interchangable, or are some of them specially designed or outfitted 
 RS> for particular tasks?

Here's one:

         "If OV-102 is used, the cargo-lift weight capability must be
         decreased by approximately 8,400 pounds. This weight difference is
         attributed to an approximately 7,150-pound difference in inert
         weight, 850 pounds of orbiter experiments, 300 pounds of additional
         thermal protection system and 100 pounds to accommodate a fifth
         cryogenic liquid oxygen and liquid hydrogen tank set for the power
         reactant storage and distribution system."



--  
Rick Ellis
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