Satellite News

Just another satellite weblog

Why are sunspots black?

Submit on Friday, September 30th, 2022 20:11

Why are sunspots black? According to astronomers, it may be a big, cosmic optical illusion.

This entry was posted on Friday, September 30th, 2022 at 8:11 pm and is filed under NEWS. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

Leave a Reply

You must be logged in to post a comment.