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CHANCE OF FLARES TODAY: Big sunspot AR3014 has an unstable ‘beta-gamma-delta’ magnetic field that harbors energy for strong explosions. Today there is a 40% chance of M-class flares and a 5% chance of X-flares, according to NOAA. Solar flare alerts:SMS Text

STARLINER REACHES THE ISS: Boeing’s Starliner spacecraft has finally reached the International Space Station (ISS). Szabolcs Nagy of London, England, photographed the capsule just before docking on Friday, May 20th:

  • Cosmic Rays Solar Cycle 25 is beginning, and this is reflected in the number of cosmic rays entering Earth’s atmosphere. Neutron counts from the University of Oulu’s Sodankyla Geophysical Observatory show that cosmic rays reaching Earth are slowly declining–a result of the yin-yang relationship between the solar cycle and cosmic rays.

SUNSPOT SUNSETS: Solar Cycle 25 is changing the way sunsets look. It is adding some spots. “Active sunspot complex AR2993-94 was visible yesterday at sunset,” says Marek Nikodem, who sends this picture from Szubin, Poland: