 | Adolfo Figueroa-Viñas, Ph.D. is the first Puerto Rican astrophysicist at the National... more » |
 | Alexei Vladimir "Alex" Filippenko is an American astrophysicist and professor of astronomy at... more » |
 | Ernst Arnold Kohlschütter was a German astronomer and astrophysicist from Halle. In 1908 he was... more » |
