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Fermi-LAT sky map with the celestial neighborhood of the newly discovered pulsar PSR J1906+0722. The color scale shows the gamma-ray intensity. [Knispel/AEI/NASA/DOE/Fermi LAT Collaboration]

Since the release of the second Fermi-LAT catalog in 2012, astronomers have been hunting for 3FGL J1906.6+0720, a gamma-ray source whose association couldn’t be identified. Now, personal-computer time volunteered through the Einstein@Home project has resulted in the discovery of a pulsar that has been hiding from observers for years.

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