Earth enters a stream of fast-moving solar wind, G2 – Moderate Geomagnetic Storm Watch in effect

Our planet has entered a stream of fast-moving solar wind flowing from a large positive polarity…

Irina Kitiashvili with the NASA Solar Cycle 25 Forecast

Next solar cycle – Solar Cycle 25 – is expected to be the lowest in 200…

5 Earth-directed CMEs, G3 – Strong geomagnetic storm

A several degree long solar filament south of the Region 2741 disappeared by approximately 15:14 UTC…

Asymmetric full halo CME impact expected on May 11

An asymmetric full halo CME with a likely Earth-directed component erupted May 6, 2019. The source…

C9.9 solar flare erupts from AR 2740, the strongest since October 2017

A moderately strong solar flare measuring C9.9 erupted from AR 2740 (Beta-Delta) at 05:10 UTC on…

Impulsive C5.6 solar flare erupts from AR 2736, source of yesterday's full-halo CME

An impulsive solar flare measuring C5.6 at its peak time erupted from AR 2736, the source…

C4.8 solar flare erupts from AR 2736, full-halo CME produced

A solar flare measuring C4.8 at its peak erupted from newly-emerged AR 2736 on March 20,…

C1.3 solar flare erupts from geoeffective Region 2734, CME impact expected March 11

A long-duration solar flare measuring C1.3 at its peak erupted from Region 2734 (Alpha) at 03:19…

Negative polarity CH HSS sparks geomagnetic storming

An isolated, negative polarity Coronal Hole High Speed Stream (CH HSS) is affecting our planet on…

Cosmic rays in Earth's atmosphere intensifying for the fourth year in a row

Cosmic rays in Earth's atmosphere are intensifying for the 4th year in a row as the…