News: A massive Sunspot group, AR2770 was observed using images of the Sun’s surface from NASA’s Solar Dynamics Observatory(SDO). Facts: Sunspots: It is an area on the Sun that appears dark on the surface and is relatively cooler than surrounding parts. Why are sunspots relatively cool: It’s because they form at areas where magnetic fields… Continue reading Explained: What are Sunspots?
Tag: Sunspots
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