Houston, TX. Ad Astra Rocket Company’s VASIMR(R) VX-200 rocket prototype reached its highly- coveted 200 kW maximum power milestone at 11:59 am (CST) in tests conducted at the company’s Houston ...

Ad Astra Rocket Company reports two important advances with its VX-200 high power VASIMR(R) engine prototype: 1) a significant increase in its high power performance over previous test data obtained ...