We imaged the interstellar comet 3I/ATLAS (C/2025 N1 ATLAS) under good sky conditions, recording its fascinating ion tail.
The interstellar comet 3I/ATLAS, imaged on 19 Nov. 2025.
The image above comes from the sigma-clipping…

The interstellar comet 3I/ATLAS, imaged on 19 Nov. 2025.
The image above comes from the sigma-clipping…