Flawed rocket launches by SpaceX and Blue Origin still leave both companies in position to dominate the space sector.

The Saturn V-sized rocket appeared to hesitate at liftoff, its thrust-to-weight ratio barely exceeding 1.0. Yet, moments later, it began a deliberate ascent into the cloudy night sky, gradually ...

For the first time since its founding, nearly a quarter of a century ago, Blue Origin had reached orbit. The long-awaited ...

To achieve this, the Saturn V was outfitted with several engines, each providing thrust for one of the rocket's three stages. As each stage burned through its fuel, it was dropped and left to ...

The flight test's 60-minute launch window opens at 5:00 p.m. Eastern time. Starship is the largest rocket ever built and generates more than twice the thrust of NASA's Saturn V rocket, which was ...

The third Starship test flight last March saw the spacecraft reach its planned trajectory and fly halfway around the world ...

On July 16, 1969, a Saturn V rocket sent Apollo 11 and three American astronauts ... So what happens when the propellant runs out? The thrust stops, and gravity slows the rocket down until it ...

The rocket’s first stage is powered ... which is about half the thrust that was generated by the Saturn V moon rockets of the Apollo era. After stage separation, New Glenn’s first-stage ...