The inevitable answer is money. It was done with a firehose filled with money. iSpace is running on a $50 million budget. The moon landing was $250 billion in

The inevitable answer is money. It was done with a firehose filled with money. iSpace is running on a $50 million budget. The moon landing was $250 billion in today's dollars. Edit: To put that in perspective, SpaceX has invested about $5 billion into Starship. The F-35 program cost about $2000 billion.