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Synchronized Stars Power Cosmic Radio Laser

Researchers have helped unravel the mystery of why certain pairs of stars pulse with regular, long-period bursts of radio waves. The particular class of objects they observed come in pairs that always include a compact dead star, called a white dwarf, locked in orbit with an M dwarf, a red star smaller than our Sun. In recent years, astronomers have been puzzled by the fact that a handful of…

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Perseids Meteor Shower

Perseids Meteor Shower

The constellation Orion is framed by two Perseid meteors in this photo from Aug. 12, 2018, in Cedar Breaks National Monument, Utah.

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