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Hydrus, the water snake: Created in 1603 by Johann Bayer. This constellation is supposed to by the male companion of the constellation of Hydra, the female sea serpent.
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HydrusAbbreviation: Hyi Genitive: Hydri Translation: The Water Snake Peoria Astronomical Society Hydrus Page Interactive star chart (Java applet) ...
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* α Hyi "Head of Hydrus" 2.86 Stars with Bayer designations * β Hyi 2.82 - nearby; γ Hyi 3.26; & delta; Hyi 4.08; & epsilon; Hyi 4.12; Ζ Hyi 4.83; θ Hyi 5.51; η1 Hyi 6.77; η2 Hyi 4.68; ι Hyi 5.51; κ Hyi 5.
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Hydrus was one of the 12 constellations introduced at the end of the 16th century by the Dutch navigators Pieter Dirkszoon Keyser and Frederick de Houtman and it first appeared on Petrus Plancius' globe of 1598.
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HydrusAbbreviation: Hyi English name: Water Snake Coordinates see Stellar data Particulars: ...
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Hydrus About this Java applet / Instructions Constellations is written using Java. You must have a Java enabled browser such as Netscape Navigator to be able to see this applet. Back to Constellations Home Page ...
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Hydrus (NASA SP-7, 1965) (abbr Hyi, Hydi) See constellation. hydyne (NASA SP-7, 1965) A hydrazine-base liquid rocket fuel. Also called hidyne. hygral properties (NASA Thesaurus) The affinity of something for moisture.
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It lies in the southeastern corner (00:25:45.08-77:15:15.28, ICRS 2000.0) of Constellation Hydrus, the Serpent or Water Snake -- southeast of NGC 104 and southwest of Alpha Hydri.
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Eridanus is a very long, winding river that starts at the left foot of Orion in the north, sweeps south of Taurus, west to the edge of Cetus, then doubles back east to Caelum, and eventually ends far to the south, at the border with Hydrus.
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Family (5 constellations, including Orion, Canis Major, Canis Minor, Monoceros, and Lepus), the Heavenly Waters (9 constellations, including Delphinus, Columba, Equuleus, Vela, Puppis, etc.), the Bayer Group (11 constellations, including Hydrus, ...
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See also: Constellation, Star, Constellations, Magnitude, Sky

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