A team of astronomers led by Matteo Cerruti of Paris Cité University reports multi-wavelength evidence for a repeating, roughly 3-year modulation in the gamma-ray output of the blazar S5 1044+71, a ...
Inauguration of the gamma experiment HESS on 3rd September / Four Cherenkov telescopes to detect radiation from far off galaxies or supernovae using the highest known level of sensitivity On 3rd ...
Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most violent eruptions. In findings published in Nature Astronomy, scientists ...