ASTRONOMERS & ASTROPHYSICISTS A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site Wolszczan, Alexander (1943-) Professor of astronomy and astrophysics at Pennsylvania State University and codiscoverer, with Dail Frail, in 1991, of the first confirmed planets beyond the solar system. These are pulsar planets in orbit around PSR 1257+12. Related category    • ASTRONOMERS AND ASTROPHYSICISTS Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP