Online Events
– C/2025 K1 ATLAS, the broken comet (25 Nov. 2025)
– Interstellar comet 3I/ATLAS at its closest to the Earth (19 Dec. 2025)
Recent articles
- Interstellar comet 3I/ATLAS (aka C/2025 N1 ATLAS), closest approach to the Earth: online observation – 19 Dec. 2025. 11/19/2025
- Comet C/2025 K1 ATLAS fragmentation: new image and animation – 19 Nov. 2025. 11/19/2025
- Interstellar comet 3I/ATLAS (aka C/2025 N1 ATLAS) and its ion tail – 19 Nov. 2025. 11/19/2025
- Comet C/2025 K1 ATLAS fragmentation: new image with likely a new piece and animation – 18 Nov. 2025. 11/18/2025
- Comet C/2025 K1 ATLAS: the broken comet – online observation (25 Nov. 2025). 11/17/2025
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- Interstellar comet 3I/ATLAS (aka C/2025 N1 ATLAS), closest approach to the Earth: online observation – 19 Dec. 2025.
- Comet C/2025 K1 ATLAS fragmentation: new image and animation – 19 Nov. 2025.
- Interstellar comet 3I/ATLAS (aka C/2025 N1 ATLAS) and its ion tail – 19 Nov. 2025.
- Comet C/2025 K1 ATLAS fragmentation: new image with likely a new piece and animation – 18 Nov. 2025.
- Comet C/2025 K1 ATLAS: the broken comet – online observation (25 Nov. 2025).
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Recent Posts
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Interstellar comet 3I/ATLAS (aka C/2025 N1 ATLAS), closest approach to the Earth: online observation – 19 Dec. 2025. -
Comet C/2025 K1 ATLAS fragmentation: new image and animation – 19 Nov. 2025. -
Interstellar comet 3I/ATLAS (aka C/2025 N1 ATLAS) and its ion tail – 19 Nov. 2025. -
Comet C/2025 K1 ATLAS fragmentation: new image with likely a new piece and animation – 18 Nov. 2025. -
Comet C/2025 K1 ATLAS: the broken comet – online observation (25 Nov. 2025).

