Hexcel vs. Rocket Lab USA: Which Aerospace Stock Is a Better Buy in 2026?

The article compares two aerospace stocks: Hexcel, an established materials supplier for commercial aircraft with stable but limited growth tied to Boeing and Airbus production rates, and Rocket Lab USA, a high-growth space company with significant losses but strong revenue expansion and a $2 billion backlog. The author recommends Rocket Lab for long-term investors willing to tolerate volatility, citing its superior growth trajectory despite current unprofitability.