- Uranus was discovered in:
a:January 1738 --- b: September 1673 --- c: April 1805 --- d: March 1738
- Isaac Newton graduated from Cambridge in:
a: 1663 --- b: 1650 --- c: 1665 --- d: 1670
- Henrietta Leavitt was born in what year?
a: 1858 --- b: 1901 --- c: 1868 --- d: 1859
- The Hubble Space Telescope was launched in what year?
a: 1992 --- b: 1985 --- c: 1989 --- d: 1984
- Sputnik 2 carried this dog:
a: Laika --- b: Lassie --- c: Sputnik --- d: no dog on board
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