T he General Electric GE9X is the largest aircraft engine ever built. The engine is based on the GE90, which is currently ...

Discover the world’s largest planes, massive engineering marvels that dominate the skies with their sheer size and power. From cargo giants like the Antonov An-225 Mriya to massive military transports ...

While the GE9X is — without a doubt — the largest engine ever put on a plane; as of 2025, the sole GE9X-powered aircraft (the Boeing 777X) won't enter commercial service before 2026.

As for the wingspan, that’s 261 feet – imagine four bowling lanes laid end to end. It will also dwarf the Antonov An-225, the heaviest aircraft ever built, which was destroyed at the start of ...