Rare Auroras, Shooting Stars and a Planet Parade: Sky Spectacle on Sept 1–2, 2025
Key Facts Auroras Incoming: Solar Storm Set to Dazzle Unusual Latitudes Skywatch alert: A geomagnetic storm watch is in effect for September 1–2, 2025, as an Earth-directed coronal mass ejection (CME) arrives. This solar eruption – launched by a long-lasting M2.7-class flare on Aug 30 – is expected to buffet Earth’s magnetic field starting late on Sept 1 (UTC), with disturbances continuing into Sept 2 swpc.noaa.gov. Initially, NOAA’s models predict G2 (Moderate) geomagnetic storm conditions when the CME hits, ramping up to G3 (Strong) as the main bulk of the plasma cloud sweeps past on Sept 2 space.com. In practical