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2025-06-15 10:14:13 UTC

Dream Chaser ⚡️🐆 on Nostr: That's not a comet. Below the Pleiades is actually a planet: Mercury. Long exposures ...

That's not a comet.

Below the Pleiades is actually a planet: Mercury.

Long exposures reveal something unexpected: a tail. Mercury's thin atmosphere contains small amounts of sodium that glow when excited by light from the Sun.

[📸 Sebastian Voltmer]