"C2023 A3 Tsuchinshan-Atlas."

Xfred81, CC BY 4.0, via Wikimedia Commons.

#comet

"C-2023 A3 (Tsuchinshan–ATLAS)."

Omersastro, CC BY-SA 4.0, via Wikimedia Commons.

#comet #astrophotography

I was gonna ask what that "streak of light pointing in the wrong direction" was. But the image caption mentions an "anti-tail".

https://www.perplexity.ai/search/please-explain-what-an-anti-ta-Qx6FQO9QRC.sH_PYWVQuhA

https://en.wikipedia.org/wiki/Comet_tail

#comet #tail #astronomy #TIL

"Comet C-2023 A3 pictured from the International Space Station."

NASA Johnson Space Center, Public domain, via Wikimedia Commons.

#comet

"Passage de la comète C-2023 A3 Tsuchinshan-Atlas au dessus de Capbreton 2."

Thomas Castel, Public domain via Wikimedia commons.

#comet

"Comet Tsuchinshan-ATLAS 14-10-2024."

Roberto "Alphard" observatory, CC BY 4.0, via Wikimedia Commons.

#comet

"Comet C/2023 A3 (Tsuchinshan–ATLAS) at dawn over Maunakea. The zodiacal light is seen to the left."

International Gemini Observatory/NOIRLab/NSF/AURA/M.Rodriguez, CC BY 4.0, via Wikimedia Commons.

#comet

"The comet C2023 A3 captured during sunset."

KnightFallV, CC BY-SA 4.0, via Wikimedia Commons.

#comet

"Comet C/2023 A3 on 12 October 2024."

paramsach, CC BY 2.0, via Wikimedia Commons or Flickr: https://flic.kr/p/2qnkFEe

#comet

"Comet C/2023 A3 (Tsuchinshan-ATLAS)."

Brandon Ghany / Horizon Productions SFL, Public domain, via Wikimedia Commons.

#comet

"Comet C-2023 A3 (Tsuchinshan–ATLAS) at dawn over CTIO."

H.Stockebrand ([hernanstockebrand.com hernanstockebrand.com])/NOIRLab/NSF/AURA, CC BY 4.0, via Wikimedia Commons.

#comet

"2023 A3 Tsuchinshan-ATLAS."

cafuego, CC BY-SA 2.0, via Wikimedia Commons.

#comet

"Comet Tsuchinshan-Atlas • New Visitor!"

https://www.youtube.com/watch?v=Z359_lNZFQco

#comet

"Mr. Randall Carlson: Here Be Dragons"

https://www.youtube.com/watch?v=wVVBhzTrdrM

#comet

"Comet 12/P Pons-Brooks 2024-06-09."

Ma Ma Creek Astro, CC BY 2.0 via Flickr: https://flic.kr/p/2q2xegS

#comet

"Comet Pons-Brooks Last Night on Earth - Dedicated to Alyn Wallace."

Andrea Girones, CC BY 4.0, via Wikimedia Commons.

#comet #astrophotography

"Comet 13P Olbers."

Don Heffernan, CC BY 2.0, via Wikimedia Commons.

#comet

"Comet Olbers."

Jan Beránek, CC BY 4.0, via Wikimedia Commons.

#comet

Comet 12P/Pons-Brooks “Devil Comet” on March 9, 2024 from Skull Valley, Utah.

https://flic.kr/p/2pEuWG1

#comet

Comet 12P/Pons-Brooks “Devil Comet” on March 9, 2024 from Skull Valley, Utah

Comet 12P/Pons-Brooks imaged in the evening after sunset on March 8, 2024, in Skull Valley, Utah, United States. A chilly, crystal-clear winter night out with friends for the first time after four months of our cloudy winter.

^Flickr

"Comet 12P/Pons-Brooks on 8 March 2024."

Mingjian Wu, CC BY 4.0, via Wikimedia Commons.

#comet

"M33, M31, Mirach and comet Pons-Brooks."

Manolo Gómez, CC BY 2.0, via Wikimedia Commons.

#comet

"Comet 12P/Pons-Brooks."

https://www.youtube.com/watch?v=92y_eQ-jLyg

#comet

Comet 12P/Pons-Brooks

March 9, 2024 near Starship #744, north of Ash Fork, Arizona. A last chance to photograph the comet while it passes near the Andromeda Galaxy just after sun...

^YouTube

12P/Pons–Brooks.

Nielander, CC0, via Wikimedia Commons.

#comet

"Comet Pons-Brooks (2024) on 4th March 2024."

Jan Beránek, CC BY 4.0, via Wikimedia Commons.

#comet

"Comet Pons-Brooks (2024) on 12th February 2024."

Jan Beránek, CC BY 4.0, via Wikimedia Commons.

#comet #astrophotography

"Comet C/2020 V2 (ZTF) and the Southern Pinwheel Galaxy."

Ma Ma Creek Astro, CC BY 2.0 via Flickr: https://flic.kr/p/2p9LHww

#comet

"Composite of three photographs of comet C/2022 E3 (ZTF) taken from Cáceres, Extremadura."

Astrocld, CC BY 4.0, via Wikimedia Commons.

#comet

"Comet NEOWISE C/2020 f3 - a tribute."

https://www.youtube.com/watch?v=M7cEJNK9NFs

#comet

Comet NEOWISE C/2020 f3 - a tribute

Comet NEOWISE was probably the most photographed comet in history. It thrilled photographers around the world in the summer of 2020, in the midst of a pandem...

^YouTube

Comet Holmes near star Mirfak (alpha Perseii).

Chris Proctor and Steve Duncan, CC BY 3.0, via Wikimedia Commons.

#comet

Holmes' Comet and the Andromeda Nebula on November 10, 1892.

Edward Emerson Barnard, Public domain, via Wikimedia Commons. Color edits.

#comet

Comet C/2020 X3 (SOHO) during the total solar eclipse on December 14, 2020 (Argentina).

Andreas Möller, CC BY-SA 4.0, via Wikimedia Commons.

#comet

"The M45 Pleiades Cluster and the PanSTARRS c/2015ER61 Comet, that is moving away from us, is around the tenth magnitude."

gianni, CC BY-SA 2.0, via Wikimedia Commons or Flickr: https://flic.kr/p/WGLwrq

#comet

"First place in the 2021 IAU OAE Astrophotography Contest, category Meteor showers: Geminid Meteor Shower from China, by Dai Jianfeng, China."

Dai Jianfeng/IAU OAE, CC BY 4.0, via Wikimedia Commons.

#comet

"Reading 'What Lit The Great Fire of Chicago: Cow or Comet?', by Graeme Donald."

https://www.youtube.com/watch?v=PHJpp2TaY7U

According to this author the US Air Force studied the events on the night of Oct. 8, 1871 in order to start firestorms during WW2 (Dresden).

#comet

Reading "What Lit The Great Fire of Chicago: Cow or Comet?", by Graeme Donald

Was Mrs. O'Leary's cow the first anarchist to strike in Chicago? What else was occurring in the Great Lakes region? Learn about the Peshtigo fire and the atr...

^YouTube

"Third place in the 2021 IAU OAE Astrophotography Contest, category Comets: Hello Comet, shall we dance?, by Robert Barsa, Slovakia."

Robert Barsa/IAU OAE, CC BY 4.0, via Wikimedia Commons.

#comet

"This diagram compares the size of the icy, solid nucleus of comet C/2014 UN271 (Bernardinelli-Bernstein) to several other comets. The majority of comet nuclei observed are smaller than Halley’s comet. They are typically a mile across or less."

ILLUSTRATION: NASA, ESA, Zena Levy (STScI), Public domain, via Wikimedia Commons.

#comet

"First place in the 2021 IAU OAE Astrophotography Contest, category Comets: Neowise's metamorphosis, by Tomáš Slovinský and Petr Horálek, Slovakia."

Tomáš Slovinský and Petr Horálek/IAU OAE, CC BY 4.0, via Wikimedia Commons.

#comet

"Second place in the 2021 IAU OAE Astrophotography Contest, category Comets: Comet C/2020F3 (Neowise) with separate dust and ion gas tails and a green glowing coma, by Dietmar Gutermuth, Germany."

Dieter Gutermuth/IAU OAE, CC BY 4.0, via Wikimedia Commons.

#comet

"Did Biela's Comet cause the Chicago and Midwest Fires?" by Robert M. Wood (2004).

https://web.archive.org/web/20090325065110/http://pdf.aiaa.org/preview/CDReadyMPDC04_865/PV2004_1419.pdf

#comet

"Comet Neowise over lavender fields in Provence next to l'Observatoire de Haute-Provence" (2020).

Compo, CC BY-SA 4.0, via Wikimedia Commons.

#comet