Length Contraction Calculator
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Length Contraction Calculator

Calculate length contraction in special relativity

📖 Length Contraction

The Length Contraction estimates the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy. It multiplies several factors: star formation rate, fraction with planets, habitable planets per star, etc.

📊 Result

💡 Tips & Information

  • Formula: L' = L × √(1 - v²/c²)
  • Length decreases in direction of motion
  • Effect becomes significant near light speed
  • Verified in particle accelerators
  • Symmetric with time dilation
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