A neutron star with a mighty magnetic field has thrown down the gauntlet to theories that stellar evolution and the birth of black holes, astronomers reported.
The “magnetar” lies in a cluster of stars known as Westerlund 1, which is 16,000 light years away, in the constellation Ara, the Altar. Westerlund 1 was discovered in 1961 by a Swedish astronomer and is a favored observation site in stellar physics.
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