Artemis II was originally scheduled to launch between 2019 and 2021 but delays kept pushing it back. In September last year, Nasa was finally able to say that the SLS rocket was “ready to fly crew”, ...

NASA’s Space Launch System is the most powerful rocket the agency has ever built. It’s also one of the most expensive.

NASA is backing a radically different way to reach space, one that swaps towering rockets for a ground-based launcher that whips payloads to orbital speeds before they ever see a drop of fuel. The ...