What was the first planet to be discovered by telescope?

  • Uranus correct

    Only three of the eight planets in our solar system have been officially discovered as the human eye can see all other planets without assistance. Uranus was the first planet discovered in 1781 by astronomer William Herschel, however he originally thought the planet to be a comet. Herschel is regarded as one of the most famous astronomers of the 18th century as he observed and catalogued over 800 double stars and 2,500 nebulae. He was also the first astronomer to accurately detail the structure of the Milky Way Galaxy.

  • Pluto
  • Mercury
  • Mars
  • ON A DAY
    LIKE TODAY
    09/19
  • Fact of the day

    Only 7% of wars in history were religiously motivated.
  • This day in 2001

    U.S. President George W. Bush declares a "war on terror".
  • FAMOUS BIRTHDAYS

    • Jimmy Fallon

      43 years old | New York City, New York
    • Jeremy Irons

      69 years old | Cowes, England
    • William Golding

      Newquay, England
    • Twiggy

      68 years old | London, England