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A three-frame animated gif showing the patch of sky where the dwarf planet Eris was discovered. The image has a brownish-orange cast, and the planet appears as a small moving dot on the left hand side. It stands out against the otherwise stationary background of stars.

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  1. Robert McNees (mcnees@mastodon.social)'s status on Thursday, 05-Jan-2023 16:09:20 UTC Robert McNees Robert McNees

    The dwarf planet Eris was discovered by astronomers Mike Brown, Chad Trujillo, and David Rabinowitz #OTD in 2005. It appeared in data that had been collected much earlier, on October 21st, 2003.

    There it is, the tiny moving dot on the left of the gif.

    More: https://web.gps.caltech.edu/~mbrown/planetlila/
    Image: @Mikebrown

    In conversation Thursday, 05-Jan-2023 16:09:20 UTC from mastodon.social permalink
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Chirp! is a social network. It runs on GNU social, version 2.0.1-beta0, available under the GNU Affero General Public License.

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