Stratolaunch lifts the veil on PGA rocket engine

Stratolaunch PGA rocket engine

An artist’s conception shows Stratolaunch’s PGA rocket engine. (Stratolaunch Illustration)

The name of Stratolaunch Systems’ home-grown rocket engine leaves no doubt about who’s footing the bill: It’s called the PGA, as in Microsoft co-founder Paul G. Allen.

Stratolaunch has made glancing references to its in-house propulsion system development program over the past few months — for example, in its announcement about the full line of rocket-powered vehicles intended for midflight launch from its super-jumbo airplane, or in its proposed roadmap for hypersonic flight tests.

But the PGA rocket engine took center stage today in a report from Aviation Week and in a series of photos released by the Stratolaunch team.

Get the full story on GeekWire.

About Alan Boyle

Award-winning science writer, creator of Cosmic Log, author of "The Case for Pluto: How a Little Planet Made a Big Difference," president of the Council for the Advancement of Science Writing. Check out "About Alan Boyle" for more fun facts.
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