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Astronomy - AR 4478 : GIANT SUNSPOT GROUP

 2026 June 28 AR 4478: Giant Sunspot Group Image Credit & Copyright: Alfredo Vidal Pérez Explanation: Right now, one of the largest suns...

  • ASTRONOMY - Auroral Corona
     2026 January 1 Auroral Corona Image Credit &  Copyright :   Roi Levi Explanation:  Cycle 25 solar maximum  made 2025 a great year for  ...
  • ASTRONOMY - NanoSail-D2
     2026 January 2 NanoSail-D2 Image Credit &  Copyright :   Ralf Vandebergh Explanation:  In 2011, on January 20,  NASA's NanoSail-D2 ...