LΛUNCHER(@launcher):The E-2 Program has surpassed 10,000 sec of cumulative engine run time! 💪 This milestone demonstrates the maturity of our development program as we advance toward engine qualification. In this test, the engine continued to demonstrate high-performance operation with: 100 bar chamber pressure 2.62 mixture ratio Refined gimbal profile Successful test fire of an alternative, lower-cost fuel

LΛUNCHER

@launcher

Launcher (a @vast company) develops the E-2 liquid rocket engine.

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LΛUNCHER@launcher

2026.10.03 22:10

The E-2 Program has surpassed 10,000 sec of cumulative engine run time! 💪 This milestone demonstrates the maturity of our development program as we advance toward engine qualification. In this test, the engine continued to demonstrate high-performance operation with: 100 bar chamber pressure 2.62 mixture ratio Refined gimbal profile Successful test fire of an alternative, lower-cost fuel