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Space Travel Calculator
Calculate travel time and energy for space journeys
📖 Space Travel
The Space Travel 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
- Travel time depends on velocity and distance
- At high speeds, time dilation affects ship time
- Energy requirements increase dramatically near c
- Relativistic effects become significant above 0.1c
- Interstellar travel requires advanced propulsion