Rocket Lab and Intuitive Machines are both promising space-oriented stocks.Over the past few years, many space-oriented companies have gone public by merging with special purpose acquisition companies (SPACs). Many of those stocks fizzled out after those companies failed to expand their fledgling businesses.However, two resilient SPAC-backed space stocks -- Rocket Lab (RKLB 9.90%) and Intuitive Machines (LUNR 15.45%) -- survived that wash-out. Let's see why they're still both worthwhile investments today. R ...