Some context: Hughes was an amateur rocketeer who built his own steam-powered rockets. He did a launch in 2018 that reached 1,875 feet: https://www.space.com/c

Some context: Hughes was an amateur rocketeer who built his own steam-powered rockets. He did a launch in 2018 that reached 1,875 feet: https://www.space.com/craigslist-water-heater-mad-rocket-launch.html https://www.space.com/craigslist-water-heater-mad-rocket-lau...