Celestial Discoveries by Women horsehead nebula

Celestial Discoveries by Women: Part 1

    World Space Week is about to begin! This October 4th through 10th, we’re celebrating Women in Space. To kick things off, we’re starting with an observing challenge that highlights discoveries from some of our all-time favorite female astronomers. Scottish astronomer Williamina Fleming (1857–1911), one of the original “Harvard Computers,” was the first to…