Potentially! Actually Relativity Space [1] is attempting to do just that (I don't believe they manufacture aerospikes, but I don't see why they couldn't). [1]:

Potentially! Actually Relativity Space [1] is attempting to do just that (I don't believe they manufacture aerospikes, but I don't see why they couldn't). [1]: https://www.relativityspace.com/ https://www.relativityspace.com/ [EDIT] If you're reading this and you work at Relativity, I'd love to know if you actually 3D print your nozzles...