Medium-Lift Antares Rocket Poised For Third Engine Makeover

Antares rocket

The last Antares rocket with Russian RD-181 engines lifted off from Wallops Island, Virginia, on Aug. 2 to send a Cygnus resupply ship to the ISS.

Credit: John Kraus
The medium-lift Antares rocket never became a commercial success. Since its debut in April 2013, the booster has had just one mission: flying Cygnus cargo ships to the International Space Station for NASA. But Antares has proven resilient. The two-stage launcher, developed by Orbital Sciences (later...
Irene Klotz

Irene Klotz is Senior Space Editor for Aviation Week, based in Cape Canaveral. Before joining Aviation Week in 2017, Irene spent 25 years as a wire service reporter covering human and robotic spaceflight, commercial space, astronomy, science and technology for Reuters and United Press International.

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