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GNU social JPは日本のGNU socialサーバーです。
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Images of Betelgeuse show it as an orange disk. Bright and dark spots give it a mottled appearance.

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https://files.mastodon.social/media_attachments/files/111/364/388/714/246/087/original/19505e93f1149d5b.jpg

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  1. Embed this notice
    Phil Plait (badastro@mastodon.social)'s status on Tuesday, 07-Nov-2023 00:49:26 JST Phil Plait Phil Plait

    Remember when Betelgeuse didn't blow up?

    But it blew *out*. Dust, that is, and a lot of it. Like, the unit "gigaton" is postively smashed flat by the amount it disgorged.

    So here's what it looked like in the infrared as it did that.

    https://badastronomy.substack.com/p/mars-sample-non-return-betelgeuse

    In conversation about a year ago from mastodon.social permalink
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GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.

Creative Commons Attribution 3.0 All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.