Hydrus
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Hydrus is a small constellation in the deep southern sky. It was one of twelve constellations created by Petrus Plancius from the observations of Pieter Dirkszoon Keyser and Frederick de Houtman and i
Hydrus (lower right) in an extract from Johann Bayer's Uranometria, its first appearance in a celestial atlas.
The constellation Hydrus as it can be seen by the naked eye
The constellation Hydrus showing the IAU boundaries, the constellation stick figure, and labels for its brightest stars. Astrophotograph by Eckhard Slawik, from NOIRLab's 88 Constellations project.
Tucana
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Tucana is a constellation in the southern sky, named after the toucan, a South American bird. It is one of twelve constellations conceived in the late sixteenth century by Petrus Plancius from the obs
Hydrus
…Irregular in shape, Hydrus is bordered by Mensa to the southeast, Eridanus to the east, Horologium and Reticulum to the northeast, Phoenix to the north, Tucana to the northwest and west, and Octans to the south; Lacaille had shortened Hydrus' tail to make space for this last constellation he had drawn up…
The constellation of Tucana, the toucan, as it can be seen by the naked eye
Sidekick or star of the show?
Most of the Small Magellanic Cloud lies within Tucana.