A little wonder, every day

Fact 1603 — Arcturus the cat

AI-generated cover: a generic tall Savannah cat on a kitchen counter; this is not Arcturus or a record photograph. Prompt: “Photorealistic vertical 4:5 editorial cover featuring an exceptionally tall Savannah domestic cat standing naturally on a kitchen counter, viewed at cat height with warm home lighting. Elegant long-legged spotted coat, realistic proportions, no collar text or branding, no owner visible, no measuring tape or numerals. Generic illustrative cat, not a depiction of the named record holder Arcturus. No text, no logos.” Generated 20 October 2026.

Arcturus Aldebaran Powers standing on a kitchen counter; record holder himself. Photographer Williamjohnpowers, Wikimedia Commons, https://commons.wikimedia.org/wiki/File:Arcturus_on_counter.jpg; CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Attribution: Williamjohnpowers, “Arcturus on counter,” CC BY-SA 4.0, via Wikimedia Commons. Original file, no edits; checked 2026-10-18.

AI-generated generic Savannah cat beside an unmarked measuring stick to illustrate height measurement; not Arcturus or Guinness verification imagery. Prompt: “Photorealistic vertical 4:5 editorial scene of a generic tall Savannah cat standing calmly beside a plain wooden measuring stick in a bright home, the scale turned away so there are no visible numbers. Focus on the cat's shoulder height and long legs; no people, no record claim, no text, logos or signs. Illustrative context only, not Arcturus.” Generated 20 October 2026.

Arcturus Aldebaran Powers standing beside his owner; record holder himself. Photographer Williamjohnpowers, Wikimedia Commons, https://commons.wikimedia.org/wiki/File:Arcturus_standing.jpg; CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Attribution: Williamjohnpowers, “Arcturus standing,” CC BY-SA 4.0, via Wikimedia Commons. Original file, no edits; checked 2026-10-18.

AI-generated generic portrait illustrating Savannah cat features; not Arcturus. Prompt: “Photorealistic vertical 4:5 editorial portrait of a generic Savannah cat, showing its spotted coat, long legs and large upright ears as breed characteristics. Calmly standing beside a window in a home, natural proportions and soft daylight. Not the named cat Arcturus and no claim of a record. No numbers, text, logos, owner or props.” Generated 20 October 2026.

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AI-generated cover: a generic tall Savannah cat on a kitchen counter; this is not Arcturus or a record photograph. Prompt: “Photorealistic vertical 4:5 editorial cover featuring an exceptionally tall Savannah domestic cat standing naturally on a kitchen counter, viewed at cat height with warm home lighting. Elegant long-legged spotted coat, realistic proportions, no collar text or branding, no owner visible, no measuring tape or numerals. Generic illustrative cat, not a depiction of the named record holder Arcturus. No text, no logos.” Generated 20 October 2026.

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The *Guinness World Records 2018* edition named Arcturus Aldebaran Powers the tallest domestic cat living at the time. The Savannah cat stood 48.4 cm at the shoulder, slightly more than the 48 cm in the original list. Guinness verified the measurement in Ann Arbor, Michigan, on 3 November 2016. Arcturus was later listed in the tallest domestic cat ever category.