Assuming this [1] is reasonably accurate, very much yes. It proposes fusion occurring at speeds as "slow" as 0.9c. [1] https://what-if.xkcd.com/1/ https://what

Assuming this [1] is reasonably accurate, very much yes. It proposes fusion occurring at speeds as "slow" as 0.9c. [1] https://what-if.xkcd.com/1/ https://what-if.xkcd.com/1/