Like the number of sunspots, the occurrence of solar flares follows the solar cycle of approximately 11 years. But as the current Solar cycle 25 is approaching its peak, what is the number solar flares compared to the previous, smaller solar cycle 24? Due to a change in flare calibration levels starting in 2020, you … Read more
52 minutes ago By means of Jonathan O’Callaghan, NASA/SDO (Source: NASA/SDO) The sun is currently extremely active, seeding the biggest solar storms on Earth in 20 years. Here’s what it’s doing to the rest of the solar system. If you happened to be looking up at the sky a few nights in May 2024, chances … Read more
In May, the National Oceanic and Atmospheric Administration issued a warning of a possible solar storm. A gigantic group of spots on the sun flared up, expelling material heading straight for Earth. Hours later, the watch was replaced by a warning: a storm classified as G4 – on a “G” scale of 1 to 5 … Read more
Researchers from Michigan State University (MSU) have made groundbreaking discoveries about the supermassive black hole at the center of the Milky Way known as Sagittarius A* (Sgr A*). Using ten years of X-ray data from NASA’s NuSTAR telescopethese findings provide new insights into the enigmatic environment surrounding this colossal cosmic entity. Discover hidden flares and … Read more