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Space
Space
Science
Robert Lea

Put on your eclipse glasses and look up to see the biggest sunspot in years before it disappears from view

Sun Earth NASA
(Left) AR3590 the largest sunspot of the current solar cycle (Right) AR3590 explodes with powerful solar flares.

A giant sunspot continued to break records this week and is currently visible to the unaided eye with solar eclipse glasses.

Between Saturday (Feb. 24) and Monday (Feb. 26), as the sunspot known as AR3590 turned toward Earth, it also grew by around 25% to become the largest sunspot of the current 11-year solar cycle, solar cycle 25, measuring around 9.5 times the surface area of Earth.

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