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Educated in Poland he moved in 1982 to the USA to work at Cornell University in Ithaca and Princeton University. Later he became an astronomy professor at the University of Pennsylvania in Philadelphia. Since 1994 he has been a professor at the University in Torun and a member of the Polish Academy of Sciences (PAN).
He carried out astronomical observation in the Arecibo Observatory which led him to the discovery of the pulsar PSR B1257+12 in 1990. The data analysis gathered thanks to the discovery showed that the pulsar is orbited by two planets with mass 3.4 and 2.8 times that of EarthEarth also known as the Earth or Terra is the planet on which we live, the third planet outward from the Sun. It is the largest of the solar system's terrestrial planets, and the only planetary body that modern science confirms as harbouring life. The pla's mass. Their orbits are 0.36 and 0.47 AU respectively. This planetary systemA planetary system consists of at least one star and various orbiting objects (such as asteroids, comets, moons, and planets). Another name for this collection is solar system not to be confused with the Solar System the planetary system that contains Ear was the first extra-solar system discovered in the Universe whose existence was proved.
Wolszczan published his findings in 19921992 is a leap year starting on Wednesday. Events January January The Internet Society is formed. January 1 Boutros Boutros-Ghali of Egypt replaces Javier Perez de Cuellar of Peru as United Nations Secretary-General January 1 George H. Bush becomes the fi and 1994. In spite of initial misgivings of some experts today his discovery is regarded as fully substantiated.
In 19961996 was a leap year starting on Monday (see link for calendar), and was designated the International Year for the Eradication of Poverty''. Events January January 5 Hamas operative Yahya Ayyash is killed by an Israeli-planted booby-trapped cell phone Jan, Wolszczan was awarded the Beatrice M. Tinsley PrizeThe Beatrice M. Tinsley Prize is awarded every other year by the American Astronomical Society in recognition of an outstanding research contribution to astronomy or astrophysics of an exceptionally creative or innovative character. The prize is named in by the American Astronomical SocietyThe American Astronomical Society ( AAS) is a US society of professional astronomers and other interested individuals, headquartered in Washington, DC. The main aim of the AAS is provide a political voice for its members and organise their lobbying. The g.