Although far less active than its American counterpart, the European Space Agency (ESA) is not one to sit idle and watch the times go by. It is involved in the Artemis Moon exploration program, it has ...

If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon. Instead, NASA’s engineers have been grappling ...

Now you can blast off this Discovery Hydrogen Fuel Rocket, a hydrogen-fueled missile powered by the same element that fueled the upper stages of the Saturn V launch vehicle that sent man to the moon.