Many of us were treated to quite the show on November 11-12 as the sun hurled several CMEs (coronal mass ejections) or solar flares toward Earth, interacting with our magnetic field to produce incredible auroras, visible even in tropical latitudes with cameras.

The KP index reached 8.67 on November 11, making it the second-largest solar storm since 1989, behind last May’s (2024) event.

The sunspot region responsible for that outbreak was "AR4274." AR means "active region." It was impressive to say the least, but something even bigger has been spotted recently: sunspot 4294–96.

NASA says this is the biggest sunspot detected in 10 years. It’s so large that the photo assembled by Amrit Seecharan at SpaceWeather.com couldn’t be captured in a single frame and instead required two combined pa

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