e/Air launch to orbit

Information
has gloss	eng: Air launch to orbit is the method of launching booster rockets at altitude from a horizontal-takeoff turbojet aircraft, either subsonic or supersonic. This method, when employed for orbital payload insertion, presents significant advantages over conventional vertical rocket launches, particularly because of the reduced mass, thrust and cost of the rocket booster.
lexicalization	eng: Air launch to orbit
instance of	(noun) any vehicle self-propelled by a rocket engine rocket, projectile