XKCD WebComic Iterator

XKCD Iterator

XKCD #3219 | Planets and Bright Stars

An old astronomer trick for distinguishing the Sun from other stars is to take multiple photos a few minutes apart and overlay them, making the Sun stand out due to its high proper motion.

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Warning from xkcd.com : This comic occasionally contains strong language (which may be unsuitable for children), unusual humor (which may be unsuitable for adults), and advanced mathematics (which may be unsuitable for liberal-arts majors).

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