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      Satellite Pollution

      comics.movim.eu / XKCD • 27 March 2026

    We're working to make sure the images are as up-to-date and accurate as possible, with a minimum number of sponsored galaxies.
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      Centimeter Wavelengths

      comics.movim.eu / XKCD • 25 March 2026

    Yes, the cosmic microwave background is great, but what about the earthly microwave foreground?
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      Inflation Timeline

      comics.movim.eu / XKCD • 23 March 2026

    Depending what corners of the internet you hang out on, 'regular' may at times awkwardly coexist with 'sexy.'
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      Planets and Bright Stars

      comics.movim.eu / XKCD • 13 March 2026

    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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      Subduction Retrieval

      comics.movim.eu / XKCD • 11 March 2026

    Aww, the oceanic crust and the continental crust are getting married!