“June is busting out all over,” goes the old song. And now it seems that the x‐ray sky is doing the same. In December a group using the Astronomical Netherlands satellite reported seeing x‐ray bursts from a source in a globular cluster. Soon after, an MIT group, using SAS‐3, determined that the bursts from that source were roughly periodic. A Los Alamos team found what appear to be x‐ray bursts in several spots. Then the MIT workers and a Harvard group found additional sources of x‐ray bursts, some of which are close to the center of our galaxy.
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© 1976 American Institute of Physics.
1976
American Institute of Physics
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