page about Shoemaker NASA page about Shoemaker 1928 births 1997 deaths 20th-century American astronomers 20th-century American geologists Discoverers of asteroids Discoverers of comets National Medal of Science laureates Space burials People from Los Angeles Planetary scientists California Institute of Technology alumni Road incident deaths in the Northern Territory People from Flagstaff, Arizona United States Geological Survey personnel Fellows of the American Academy of Arts and Sciences Members of the United States National Academy of Sciences Barringer Medal winners