Henrietta swan leavitt, american astronomer known for her discovery of the relationship between period and luminosity in cepheid variables, pulsating stars that vary. Although leavitt has secured her role as white house press secretary, she shouldn’t get too comfortable. After visiting with miami this weekend, days before the hurricanes play for the national title, arizona state transfer quarterback sam leavitt signed with lsu, sources told.
Harvey Hamilton Leavitt, III Obituary 2022 Leavitt Funeral Home
White house press secretary karoline leavitt announced friday that she and her husband are expecting their second child, a baby girl due in may of next year.
The portrait that emerged from her discovery, called leavitt’s law, showed that the universe was hundreds of times bigger than astronomers had imagined.
Leavitt's work, later calibrated by ejnar hertzsprung, was crucial for edwin hubble's determination of the vast scale of the universe and the extragalactic nature of nebulae.
