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I wasn't aware that sunspots were observable to the average person. Has anyone seen one personally without a telescope?
by m348e912 5y ago
I wasn't aware that sunspots were observable to the average person. Has anyone seen one personally without a telescope?
- mycodesucks 5y agoYou can view sunspots with just a cardboard box! https://www.nationalgeographic.org/activity/build-a-sunspot-viewer/ https://www.nationalgeographic.org/activity/build-a-sunspot-...