How a Simple Data‑Type Conversion Bug Sank the Ariane 5 Rocket

The 1996 Ariane 5 launch failed when a reused navigation code incorrectly converted 64‑bit floating‑point velocity data to a 16‑bit signed integer, causing an overflow that disabled the guidance system and led to the rocket's explosion, highlighting critical software engineering lessons.

Ariane 5Software Engineeringbug

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