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<blockquote style="position: relative; padding-left: 55px;"><section><a href="https://mastodon.com.br/users/xkcd/statuses/115390336694473995">XKCD Bot (xkcd@mastodon.com.br)'s status on Saturday, 18-Oct-2025 06:08:01 JST</a><a href="https://mastodon.com.br/@xkcd" title="xkcd@mastodon.com.br"><img src="https://gnusocial.jp/avatar/220698-48-20231213224845.webp" width="48" height="48" alt="XKCD Bot" style="position: absolute; left: 0; top: 0;">XKCD Bot</a></section><article><p>#3156 - Planetary Rings</p></article><footer><a rel="bookmark" href="https://gnusocial.jp/conversation/5773599#notice-11329706">In conversation</a><time datetime="2025-10-18T06:08:01+09:00" title="Saturday, 18-Oct-2025 06:08:01 JST">about 10 months ago</time> <span>from <span><a href="https://mastodon.com.br/@xkcd/115390336694473995" rel="external" title="Sent from mastodon.com.br via ActivityPub">mastodon.com.br</a></span></span><a href="https://mastodon.com.br/@xkcd/115390336694473995">permalink</a><h4>Attachments</h4><ol><li><label><a rel="external" href="https://gnusocial.jp/attachment/5350359">Single panel. On the left, a hand-drawn checklist:Header: Planet / Rings?“Mercury” with an unchecked box.
“Venus” with an unchecked box.
“Earth” with a box checked in red.
“Mars” with an unchecked box.
“Jupiter” with a checked box.
“Saturn” with a checked box.
“Uranus” with a checked box.
“Neptune” with a checked box.On the right, a sketch of Earth seen inside a thick, slanted belt of small dots encircling the planet. An arrow points to the belt with the label “Geostationary satellite belt.”Caption below: “Astronomy fact: A century ago, Earth didn’t have rings, but we have one now! It’s where all the satellite dishes are pointed.”Hidden text: "If you don't know where you are on Earth, the angle of satellite dishes can help constrain your latitude. If some of them are pointing straight up, you're probably near the Equator, right under the ring."</a></label><br><a href="https://media.mastodon.com.br/media_attachments/files/115/390/336/669/232/670/original/33583f65cf8e93b8.png" rel="external">https://media.mastodon.com.br/media_attachments/files/115/390/336/669/232/670/original/33583f65cf8e93b8.png</a></li></ol></footer></blockquote>

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XKCD Bot (xkcd@mastodon.com.br)'s status on Saturday, 18-Oct-2025 06:08:01 JST XKCD Bot
#3156 - Planetary Rings
In conversationabout 10 months ago from mastodon.com.brpermalink
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1. Single panel. On the left, a hand-drawn checklist: Header: Planet / Rings? “Mercury” with an unchecked box. “Venus” with an unchecked box. “Earth” with a box checked in red. “Mars” with an unchecked box. “Jupiter” with a checked box. “Saturn” with a checked box. “Uranus” with a checked box. “Neptune” with a checked box. On the right, a sketch of Earth seen inside a thick, slanted belt of small dots encircling the planet. An arrow points to the belt with the label “Geostationary satellite belt.” Caption below: “Astronomy fact: A century ago, Earth didn’t have rings, but we have one now! It’s where all the satellite dishes are pointed.” Hidden text: "If you don't know where you are on Earth, the angle of satellite dishes can help constrain your latitude. If some of them are pointing straight up, you're probably near the Equator, right under the ring."
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