Time since first human went into space

Time since first human went into space (59 y)

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Neat Ratios ...

Time since first human went into space (59 y)

  • is 1/500 of Time since first humans in Europe (30,000 y)...more
  • is 1/500 of Time since extinction of Neanderthals (30,000 y)...more
  • is 1/500 of Age of earliest sewing needle (30,000 y)...more
  • is 1/500 of Time since the earliest bread baking (30,000 y)...more
  • is 1/250 of Time since first humans in Americas (15,000 y)...more
  • is 1/200 of Time since the end of the Pleistocene geologic epoch (11,700 y)...more
  • is 1/40 of Time since the birth of Aristotle (2,400 y)...more
  • is 1/40 of Time since the birth of Euclid (2,381 y)...more
  • is 1/40 of Time since the birth of Alexander the Great (2,376 y)...more
  • is 1/10 of Time since invention of the printing press (581 y)...more
  • is 1/2 of Time since first transatlantic wireless communication (120 y)...more
  • is 1/2 of Time since the publication of Einstein's theory of Special Relativity (116 y)...more
  • is 2 x Lifespan of horse (30 y)...more
  • is 2 x Period of Saturn's orbit (29.5 y)...more
  • is 4 x Lifespan of a cat (15 y)...more
  • is 5 x Period of Jupiter's orbit (11.86 y)...more

If this was a standard unit ...

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