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casfrey.bsky.social
@casfrey.bsky.social
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astronomers.bsky.social
The Heart Nebula
The Heart Nebula is an emission nebula, 7500 light years away from Earth and located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787. It displays glowing ionized hydrogen gas and darker dust lanes.
November 23, 2024 at 10:11 PM
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bedupolker.bsky.social
Contrary to popular belief, there are only four kinds of bats.
Illustrated image divided into four panels, each showing a head of a bat with a text label. Top left: little guy, a regular looking back with a dark face and light colored fur, top right: little guy deluxe, a bat with a mask and large ears alongside a bat with a leaf shaped nose, bottom left: what is even going on here, a visored bat with a large forehead next to a bat with a large, wrinkly nose, bottom right: o hi doggie, a fruit bat with its tongue sticking out.
November 21, 2024 at 2:23 PM