Tag Archives: plasma rocket engine

Development of argon plasma rocket engine continues

Capitalism in space: The argon-fueled plasma rocket engine being developed by the Ad Astra Rocket Company has advanced its test engine firings from 30 seconds long to five minutes long.

Their $9 million contract with NASA calls for a 100-hour-long engine firing by 2018. At the moment the company says they are on schedule to meet that goal.