WASHINGTON — NASA and Ad Astra Rocket Company of Webster, Texas, have signed a Space Act Agreement that could lead to the testing of a new plasma-based space propulsion technology on the International ...

NASA has signed an agreement with Houston-based Ad Astra Rocket Co. that paves the way for commercialization of a promising advanced plasma rocket system that has evolved over the past 25 years. The ...

Two United States based firms have entered into a partnership to advance high-power nuclear electric propulsion technology for faster space travel. Ad Astra Rocket Company (Ad Astra) and The Space ...

Ad Astra's VX-200SS™ high-power VASIMR ® Prototype SpaceNukes' ground-tested Kilopower Space Reactor Partnership: The Memorandum of Understanding (MOU) between Ad Astra and SpaceNukes outlines a ...

What if astronauts could take an express voyage to Mars—one that would last not two-and-a-half years but just a few weeks? A new rocket called VASIMR, powered by a million-degree plasma instead of ...