Viewing archive of Friday, 8 September 2017

Select the desired archive item

X9.3 CME impact, Severe G4 storm

The X9.3 coronal mass ejection has arrived at Earth and boy does it pack a punch! While the M5.5 coronal mass ejection turned out to be a huge dissapointment, the X9.3 coronal mass ejection is much stronger than expected and we are seeing some of the strongest geomagnetic storming of the current solar cycle.

Read more

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/01/22M1.3
Last geomagnetic storm2025/01/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2024154.5 +2
January 2025145.2 -9.3
Last 30 days163.2 +45.8

This day in history*

Solar flares
12024M3.45
21999M2.14
32024M2.11
42024M2.07
52015M2.03
DstG
11957-235G4
22004-130G3
32005-97G2
42000-91G1
52012-70G1
*since 1994

Social networks