Sarah Lee Lippincott, American astronomer and academic
Sarah Lee Lippincott (October 26, 1920 – February 28, 2019), also known as Sarah Lee Lippincott Zimmerman, was an American astronomer. She was professor emerita of astronomy at Swarthmore College and director emerita of the college's Sproul Observatory.
She was a pioneer in the use of astrometry to determine the character of binary stars and search for extrasolar planets.
1920Oct, 26
Sarah Lee Lippincott
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Events on 1920
- 19Jan
League of Nations
The United States Senate votes against joining the League of Nations. - 8Mar
Arab
The Arab Kingdom of Syria, the first modern Arab state to come into existence, is established. - 19Mar
Treaty of Versailles
The United States Senate rejects the Treaty of Versailles for the second time (the first time was on November 19, 1919). - 28Apr
Soviet Union
Azerbaijan is added to the Soviet Union. - 25Oct
Sinn Féin
After 74 days on hunger strike in Brixton Prison, England, the Sinn Féin Lord Mayor of Cork, Terence MacSwiney dies.