Universe understanding

  • Feb 9, 1473

    Copernicus Birth

    Nicolus Copernicus is born in Torun, Poland.
  • May 24, 1523

    Copernicus' Death

    Nicolus Copernicus died.
  • Oct 11, 1541


    Nicolus Copernicus published his astronomical manuscript.
  • Feb 15, 1564

    Galileo's Birth

    Galileo is born in Pisa, Italy.
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    Galileo invented a new and powerful telescope.
  • Galileo's Letter

    Galileo published his letters about sunspots based on observations he made.
  • Galileo's death

    Galileo dies due to natural causes.
  • Newton's birth

    Newton dies.
  • Netwon's book

    Newton's book about mathematical principles of natural philosophy is published.
  • Hubble's Birth

    Ewdin Hubble is born in Marshfield, Missouri.
  • Galaxies

    Ewdin Hubble demonstrates that there galaxies beyond the Milky Way.
  • Hubble's laws

    Hubble laws sre identified and show that the universe is expanding.
  • Death

    Edwin Hubble dies of a heart attack.