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    Source
    Encyclopedia: PSR B1257+12 Source:Wikipedia
    PSR B1257+12
    (sometimes abbreviated to PSR 1257+12) is a
    pulsar
    located 980
    light-years
    from the
    Sun
    . As of 2007, three
    extrasolar planets
    have been discovered orbiting it. The first two were the first extrasolar planets ever discovered.
    ...
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    114k - 16 sec @ 56k
    		http://www.astro.psu.edu/users/alex/pulsar_planets_text.html
    The first planets orbiting a star other than the Sun were discovered around an old, rapidly spinning neutron star, PSR B1257+12, during a large search for pulsars conducted in 1990 with the giant, ...
    www.astro.psu.edu/users/alex/pulsar_planets_text.html · Cached
    1108k - 158 sec @ 56k
    		Pulsar Planets
    Radio signals from the pulsar PSR B1257+12 in the constellation Virgo led Penn State professor of Astronomy and Astrophysics Alexander Wolszczan to discover the first planets ever known outside our ...
    www.astro.psu.edu/users/alex/pulsar_planets.htm · Cached
    More Results from www.astro.psu.edu
    		 PSR B1257+12 - Wikipedia, the free encyclopedia
    PSR B1257+12 (sometimes abbreviated to PSR 1257+12) is a pulsar located 980 light-years from the Sun. As of 2007, three extrasolar planets have been discovered orbiting it. The first two were the first extrasolar planets ever discovered. Pulsar PSR B1257+12 is in the constellation of Virgo...
    en.wikipedia.org/wiki/PSR_B1257+12 en.wikipedia.org/wiki/PSR_B1257+12
    		PSR B1257+12 - Wikipedia, the free encyclopedia
    PSR B1257+12 (sometimes abbreviated to PSR 1257+12) is a pulsar located 980 light-years from the Sun. ... PSR B1257+12 is in the constellation of Virgo. ...
    en.wikipedia.org/wiki/PSR_1257_plus_12 en.wikipedia.org/wiki/PSR_1257_plus_12
    More Results from en.wikipedia.org
    709k - 101 sec @ 56k
    		NASA - Extreme Planets
    There's a problem with your browser or settings. ... Your browser or your browser's settings are not supported. To get the best experience possible, please download a compatible browser.
    www.nasa.gov/multimedia/imagegallery/image_feature_574.... www.nasa.gov/multimedia/imagegallery/image_feature_574.html · Cached
    11k - 2 sec @ 56k
    		Front: [astro-ph/9804096] Resonance in PSR B1257+12 Planetary System
    Title: Resonance in PSR B1257+12 Planetary System Authors: Maciej Konacki, Andrzej J. Maciejewski, Alex Wolszczan (Torun Centre for Astronomy) Categories: physics.astro-ph Astrophysics Comments: ...
    front.math.ucdavis.edu/9804.1096
    11k - 2 sec @ 56k
    		Front: [astro-ph/0007335] Improved timing formula for the PSR ...
    Title: Improved timing formula for the PSR B1257+12 planetary system Authors: Maciej Konacki (Torun Centre for Astronomy, Nicolaus Copernicus University, Poland), Andrzej J. Maciejewski (Torun ...
    front.math.ucdavis.edu/0007.1335
    More Results from front.math.ucdavis.edu
    196k - 28 sec @ 56k
    		A Pulsar, the Heliosphere, and Pioneer 10: Probable Mimicking of a ...
    A Pulsar, the Heliosphere, and Pioneer 10: Probable Mimicking of a Planet of PSR B1257+12 by Solar Rotation ... The timing data of the pulsar PSR B1257+12 also show a periodicity of 25 ...
    www.sciencemag.org/cgi/content/abstract/278/5345/1919
    196k - 28 sec @ 56k
    		Confirmation of Earth-Mass Planets Orbiting the Millisecond Pulsar ...
    The discovery of two Earth-mass planets orbiting an old ( 109 years), rapidly spinning neutron star, the 6.2-millisecond radio pulsar PSR B1257+12, was announced in early 1992. It was soon pointed ...
    www.sciencemag.org/cgi/content/abstract/264/5158/538
    More Results from www.sciencemag.org