background radiation

A multi-wavelength view of the surroundings of the supermassive black hole SgrA* (yellow X). In the red of the stars, in the blue of the dust. Many of the young stars are hidden by the dust or absorbed by the bright stars. Credit: Florian Peissker / University of Cologne

Stellar surprise: A fountain of youth at the center of our galaxy 'should be impossible'.

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Researchers have discovered that the star cluster IRS13 near the supermassive black hole SagittariusA* at the center of our galaxy is much younger than predicted

The beginning of the universe in the eyes of science

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A special article in honor of Hebrew new year summarizing the creation of the world through the lens of science