The Pegasus XL, the L-1011 Stargazer, and the Air-Launched Rocket That Has Been Reaching Orbit from an Airplane Since Nineteen Ninety
The Pegasus rocket has reached orbit more than 45 times since 1990 by launching from an L-1011 TriStar at 40,000 feet - one of aviation's most underappreciated contributions to spaceflight.
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