Srini's musings: RT @PearsonNorthAm: Henrietta Leavitt's findings made it possible to calculate a star’s distance from the earth: https://t.co/9hjbjTDRxO https://t.co/IpwJiI76D9

Thursday, October 6, 2016

RT @PearsonNorthAm: Henrietta Leavitt's findings made it possible to calculate a star’s distance from the earth: https://t.co/9hjbjTDRxO https://t.co/IpwJiI76D9

Henrietta Leavitt's findings made it possible to calculate a star’s distance from the earth: https://t.co/9hjbjTDRxO http://pic.twitter.com/IpwJiI76D9
— PearsonNorthAmerica (@PearsonNorthAm) October 5, 2016

from Twitter https://twitter.com/srini_venkat

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