Comets

Comet 10P/Tempel 2 is a periodic Jupiter-family comet discovered on July 4, 1873, by Wilhelm Tempel from the Marseille Observatory in France.

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Created: 17 July 2026

Last Updated: 06 November 2026

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• IRCUT
• Comet 10P/Tempel 2
• Seestar-S30-Pro

Comet C/2025 R3 (PANSTARRS) is a long-period comet discovered on September 8, 2025 by Yudish Ramanjooloo using the Pan-STARRS2 1.8-meter telescope on Haleakalā, Hawaii, when it appeared as a faint, roughly 19th-20th magnitude object in Andromeda some 3.6 AU from the Sun.

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Created: 18 April 2026

Last Updated: 06 November 2026

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• Comet C/2025 R3
• Seestar S30

Comet C/2025 R3 (PANSTARRS) is a long-period comet discovered on September 8, 2025 by Yudish Ramanjooloo using the Pan-STARRS2 1.8-meter telescope on Haleakalā, Hawaii, when it appeared as a faint, roughly 19th-20th magnitude object in Andromeda some 3.6 AU from the Sun.

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Created: 18 April 2026

Last Updated: 06 November 2026

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• Comet C/2025 R3
• IRCUT
• Seestar-S30-Pro

Comet C/2025 R2 (SWAN) is a long-period comet first spotted on September 11, 2025 by amateur astronomer Vladimir Bezugly in publicly available images from the SWAN (Solar Wind Anisotropies) instrument aboard the SOHO spacecraft, before receiving an official designation from the IAU.

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Created: 25 October 2025

Last Updated: 06 November 2026

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• ATR2600C
• Triad Quad
• Comet C/2025 R2 (SWAN)

Comet C/2025 A6 (Lemmon) is a long-period comet discovered on January 3, 2025 by David C.

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Created: 07 October 2025

Last Updated: 06 November 2026

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• ATR2600C
• Comet C/2025 A6 (Lemmon)

Comet Tsuchinshan–ATLAS, also known as the Great Comet of 2024 and formally designated as C/2023 A3, is a non-periodic comet from the Oort cloud discovered by the Purple Mountain Observatory in China on 9 January 2023 and independently found by ATLAS South Africa on 22 February 2023.

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Created: 18 October 2024

Last Updated: 23 October 2026

Hits: 611

• Comet-C2023 A3
• Nikon Z7

This is a cropped and sharpened version of the previous image12P/Pons–Brooks is a periodic comet with an orbital period of 71 years.

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Created: 25 July 2023

Last Updated: 23 October 2026

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• Comet-P12 Pons Brook
• Nikon Z7

Comet C/2022 E3 ( ZTF)This image is less cropped.

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Created: 27 January 2023

Last Updated: 23 October 2026

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• Comet C/2022 E3 (ZTF)
• Nikon Z7

Comet C/2020 F3 ( NEOWISE) fading as it receeds.

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Created: 28 July 2020

Last Updated: 22 October 2026

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• Comet C2020 F3 ( NEOWISE)
• Nikon Z7

Comet C/2020 F3 ( NEOWISE) from Backcountry Site 15 at Kejimkujik National Park and Historic Site.

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Created: 19 July 2020

Last Updated: 23 October 2026

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• Comet C2020 F3 ( NEOWISE)
• Nikon Z7

C/2020 F3 (NEOWISE) or Comet NEOWISE is a long period comet with a near-parabolic orbit discovered on March 27, 2020, by astronomers during the NEOWISE mission of the Wide-field Infrared Survey Explorer (WISE) space telescope.

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Created: 10 July 2020

Last Updated: 10 July 2020

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• Comet C2020 F3 ( NEOWISE)

Comet C/2020 F3 ( NEOWISE) from Dartmouth.

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Created: 10 July 2020

Last Updated: 22 October 2026

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• Comet C2020 F3 ( NEOWISE)

46P/Wirtanen is a small Jupiter-family comet with a current orbital period of 5.4 years.

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Created: 13 December 2018

Last Updated: 13 December 2018

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• Comet 46P / Wirtanen

Comet Giacobini–Zinner is a Jupiter-family comet with a 6.53-year orbit around the Sun.

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Created: 01 September 2018

Last Updated: 01 September 2018

Hits: 962

• Comet 21P Giacobini-Zinner