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Comet SWAN25B Discovered: Visible in Southern Hemisphere Soon!

9/14/2025

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Summary

Story summary

Comet SWAN25B was discovered on September 12, 2025, by the SWAN instrument on the SOHO spacecraft.
It has a brightness of magnitude 7.4, making it visible with binoculars or a camera.
Located in the constellation Virgo near the Sun, its visibility is challenging.
Initial observations show a visible tail, indicating active gas and dust release.
Observers in the Southern Hemisphere can best view it shortly after sunset.

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Story summary

Comet SWAN25B was discovered on September 12, 2025, by the SWAN instrument on the SOHO spacecraft.
It has a brightness of magnitude 7.4, making it visible with binoculars or a camera.
Located in the constellation Virgo near the Sun, its visibility is challenging.
Initial observations show a visible tail, indicating active gas and dust release.
Observers in the Southern Hemisphere can best view it shortly after sunset.