A new study debunks a recent claim that astronomers may have detected a lunar-mass primordial black hole. In a reanalysis of ...
Using the Nanshan One-meter Wide-field Telescope (NOWT), astronomers from China have performed a photometric survey of the old open cluster NGC 188. In result, they identified many variable stars, one ...
As scientists tried to comprehend the life cycle of a star, it became clearer that a star’s behavior is related to its age. For instance, a red giant star whose light changes by more than 1 magnitude, ...
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