births
September 11, 1877
James Hopwood Jeans, English physicist, astronomer, and mathematician (died 1946)
James Jeans
Sir James Hopwood Jeans was an English physicist, mathematician and an astronomer. He served as a secretary of the Royal Society from 1919 to 1929, and was the president of the Royal Astronomical Society from 1925 to 1927, and won its Gold Medal.