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About how fast must a spacecraft go to break free of Earth and head to another planet?

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  1. Around 25,000 mph
  2. Around 17,800 mph
  3. Around 186,000 mph

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References

  1. NASA Space Place, How Do We Launch Things Into Space? spaceplace.nasa.gov/launching-into-space/en Checked 2026-10-10.

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