Blackstar System Shelved?

Aviation Week and Space Technology reports on the recently-shelved Blackstar system, a two-stage-to-orbit system designed to place a small military spaceplane in orbit:

 

This two-vehicle "Blackstar" carrier/orbiter system may have been declared operational during the 1990s.

A large "mothership," closely resembling the U.S. Air Force’s historic XB-70 supersonic bomber, carries the orbital component conformally under its fuselage, accelerating to supersonic speeds at high altitude before dropping the spaceplane. The orbiter’s engines fire and boost the vehicle into space. If mission requirements dictate, the spaceplane can either reach low Earth orbit or remain suborbital.

The manned orbiter’s primary military advantage would be surprise overflight. There would be no forewarning of its presence, prior to the first orbit, allowing ground targets to be imaged before they could be hidden. In contrast, satellite orbits are predictable enough that activities having intelligence value can be scheduled to avoid overflights.

Exactly what missions the Blackstar system may have been designed for and built to accomplish are as yet unconfirmed, but U.S. Air Force Space Command (AFSPC) officers and contractors have been toying with similar spaceplane-operational concepts for years. Besides reconnaissance, they call for inserting small satellites into orbit, and either retrieving or servicing other spacecraft. Conceivably, such a vehicle could serve as an anti-satellite or space-to-ground weapons-delivery platform, as well.

 

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