FLY ▼ -0.1% - Firefly Aerospace Inc. $FLY LUNR SIDU FJET VOYG - Before Anything Flies to Space, It Has to Be Built, Tested, and Proven on the Ground, and That Quiet Bottleneck Is Becoming a Business Firefly Aerospace fell 0.1% today as investors weighed the company's exposure to manufacturing and testing constraints affecting the broader space industry. The article suggests that ground-based production and validation capabilities—rather than flight readiness—have become the limiting factor for companies seeking to launch commercial space operations, a challenge that could impact near-term timelines and profitability across the sector. 02-SEP-2026 09:16 AM ET