In the 1990s, NASA designed an experimental space plane meant to be a cost-effective alternative to expensive rockets. Called the X-33, it was based on a concept called SSTO — or “single stage ...

Called the X-33, it was based on a concept called SSTO — or “single stage to orbit.” SSTO does away with the rocket stages of conventional space flight — where rockets containing engines ...

NASA’s decision to kill X-33 and X-34 took the U.S. space agency’s industry partners by surprise. “We were completely blindsided,” one industry official told SpaceNews.

The company was founded in 2016 with the goal of reviving the dream of a Single-Stage-To-Orbit (SSTO) spaceplane - a goal ...

In 2001, NASA pulled the plug on X-33. a single-stage-to-orbit (SSTO_ launch vehicle Lockheed Martin intended to commercialize under the name Venture Star. The author's argue that DoD should ...

A Washington-state based aerospace company has exited stealth mode by announcing plans to develop one of the holy grails of spaceflight—a single-stage-to-orbit space plane.

China is going to develop spaceflight carrier for repeated use, said Zhang Qingwei, general manager of China Aerospace Science and Technology Corporation (CASC), and eventually to bring out the ...

Tests of a combustion-free thruster have boosted a startup’s hopes of using microwave beaming from the ground to power a small single-stage-to-orbit (SSTO) reusable launch vehicle—something ...

In the 1990s, NASA designed an experimental space plane meant to be a cost-effective alternative to expensive rockets. Called the X-33, it was based on a concept called SSTO — or “single stage ...