SUMMARY: Astronomers using the Australia Telescope Compact Array have found a rapidly spinning neutron star which is spitting out jets of material at nearly the speed of light. Jets like this have only been seen previously coming out of black holes, and this discovery challenges the theory that only the environment around a black hole can be so energetic. The astronomers studied Circinus X-1, an object located about 20,000 light years away, which is a bright source of X-rays. They know it's a neutron star, but it also has these unusual characteristics.

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