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The $18.5 Million Typo: How a Tiny Mistake Destroyed NASA’s Mariner 1

The $18.5 Million Typo: How a Tiny Mistake Destroyed NASA’s Mariner 1

In 1962, NASA lost $18.5 million when Mariner 1 failed just 293 seconds after launch—all due to a missing hyphen (-) in the code. This simple typo led to faulty trajectory calculations, forcing NASA to self-destruct the spacecraft. A tiny error with massive consequences!

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In 1962, **NASA’s Mariner 1 mission failed catastrophically just 293 seconds after launch**. But the shocking reason? **A missing hyphen (-) in the rocket’s code.**

💥 The Costliest Typo in History

The error **caused incorrect velocity calculations**, making the rocket veer off course. With no way to fix it mid-flight, **NASA had no choice but to self-destruct the spacecraft**, resulting in **a loss of $18.5 million**—an astronomical sum at the time.

🛑 A Tiny Mistake with Huge Consequences

This remains one of **the most expensive coding errors in history**, proving that **even the smallest oversight can lead to massive failure**.

🔍 The Lesson for Developers

  • ✅ **Every single character in your code matters.**
  • ✅ **Small typos can lead to huge disasters.**
  • ✅ **Double-check, triple-check—precision is everything.**
  • ✅ **One missing symbol can cost millions—or even billions.**
"A missing hyphen destroyed a spacecraft—what could a missing semicolon do to your code?"

Whether you're a junior coder or a NASA engineer, **attention to detail can make or break a project**. **Always review your work—because even a single missing character can change history.**