The plane’s cost per flight hour exceeds $40,000, more than double that of its alternatives—leading to mission-capable rates hovering below targets for six consecutive years.

The F-22 Raptor can exceed Mach 2 when at high altitude, but only reaches Mach 1.21 when low because of drag. It accelerates ...

Why are Russian fighter jets so much cheaper than US ones? Russia's only stealth fighter SU-57, cost around $70 million per ...