Word: supernova
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Dates: during 1990-1999
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...said there was a supernova happening in[galaxy] M-51," says Kirshner, "and I was runningto the travel agent trying to get a flight home...
There was no supernova at all, just a bunch ofchuckling scientists...
This year, on April 1, Kirshner received astrangely familiar telegram. This one, like thelast, informed him to a supernova occurring in theM-51 galaxy. But Kirshner didn...
...this supernova turned out to be real, muchto this chagrin...
...that PSR 2224+65 is in any sense an ordinary star. It is a pulsar, the superdense ash left behind when a star exploded -- about a million years ago -- in the phenomenon known as a supernova. The blast blew off the star's outer layers and flung the 3,000 trillion trillion ton, Manhattan-size pulsar through space. The dead star generates an enormous magnetic field, which in turn sends out powerful radio pulses (hence the name pulsar...