Word: pulsars
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Dates: during 1990-1999
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...have spotted solid evidence of a faraway world. Writing in the British journal Nature, Andrew Lyne and colleagues at the University of Manchester's Jodrell Bank radio observatory report an object between 10 and 15 times the mass of the earth, orbiting a special kind of star called a pulsar that lies some 25,000 light- years (140 quadrillion miles) away...