Ex-ArianeGroup CEO backs Pangea to build 3D-printed aerospike rocket enginesRevival of aerospike rocket engines by startups aims to enhance modern spaceflight efficiency and performance, led by initiatives like Spain's Pangea Aerospace.
A former Orion engineer has surprisingly credible plans to fly European astronautsHuby's mission is to establish a European competitor to SpaceX for crew transportation, leveraging the European market and addressing international needs.