description Testudo Overview
Testudo was a proposed tortoise constellation introduced by John Hill in 1754. Hill associated the figure with stars in the region of Cetus, including 13, 14, 20, and 42 Ceti in its outline. The constellation did not become part of the standardized celestial map and is now classed as obsolete; it is absent from the 88 constellations recognized by the International Astronomical Union.
help Testudo FAQ
Who proposed the constellation Testudo?
English astronomer and writer John Hill proposed Testudo in 1754. He imagined a tortoise figure in a region of the sky associated with Cetus.
Which stars did John Hill associate with Testudo?
Hill included 13, 14, 20, and 42 Ceti in the outline he proposed. These stars are in the region of the constellation Cetus.
Is Testudo an official constellation today?
No. Testudo was not included in the standardized list of modern constellations, so it is considered an obsolete or rejected constellation.
What does Testudo represent?
Testudo represents a tortoise. It was one of several historical constellation proposals that failed to become part of the standardized celestial map.
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