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Science → Physical sciences → Space and astronomy → Space travel → Spacecraft propulsion
ANSWERS: 3
  • Goldmouth
    Space probe Mariner 10 achieved speed 211.126km per hour in the year 1974.
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  • pericynthion
    Helios 2 holds the record for the fastest man made object at just over 158,000 mph(254,276km/hr), the fastest manned space craft was the Apollo 10 command module which achieved 24,749 mph just before re-entry.
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  • Anonymous
    The Chinese Chang e-1 has achieved 10.916 km/s. That is equivalent to 39,297.6 km/h.
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