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Stratolaunch Images: Paul Allen's Giant Rocket-Launching Plane

Stratolaunch's PGA engine

Stratolaunch

An illustration of Stratolaunch's PGA engine, a liquid-oxygen/liquid-hydrogen engine that the company plans to use on a series of launch vehicles it is developing.

Bennet Sell-Kline/Stratolaunch Systems Corp

Stratolaunch Systems took its monster carrier plane out for a taxi test drive on a runway at the Mojave Air and Space Port on Dec. 18. 2017.

Bennet Sell-Kline/Stratolaunch Systems Corp

Stratolaunch Systems took its monster carrier plane out for a taxi test drive on a runway at the Mojave Air and Space Port on Dec. 18. 2017.

Stratolaunch and Sierra Nevada Corp. Launch System

Sierra Nevada Corporation

Stratolaunch and Sierra Nevada Corp. are teaming up to create a launch system to propel the Dream Chaser space plane into orbit.

Stratolaunch engine test

Stratolaunch

Stratolaunch said Sept. 19 it successfully tested the six jet engines that power the giant aircraft that will serve as a launch platform.

Stratolaunch left wingtip

Vulcan Inc

Tip of the massive Stratolaunch airplane's left wing. The plane measures 385 feet from wing to wing.

Stratolaunch's fusleage

Vulcan Inc.

A part of one of the two fuselages of Stratolaunch emerges from the scaffold.

Stratolaunch System's giant aircraft wing

Vulcan Inc.

A view down the aircraft's wing taken from the center of the plane.

Stratolaunch Systems' aircraft

Stratolaunch Systems

An illustration of Stratolaunch Systems' aircraft carrying three Orbital ATK Pegasus launch vehicles.

Stratolaunch Rocket

Stratolaunch

Orbital Sciences will build the rocket for Paul Allen's Stratolaunch project.

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