Encyclopedia > Hydra

  Article Content

Hydra

Hydra (the sea monster) is the largest of the 88 modern constellations, and was also one of the 48 constellations listed by Ptolemy. It should not be confused with Hydrus.

Despite its size, Hydra contains only one reasonably bright star (Alphard, α Hya). It also contains the radio source Hydra A.


In Greek mythology, the Hydra is the many-headed serpent which Heracles defeated. See Lernaean Hydra


Hydra is one of the Saronic Islands[?] in Greece.


Hydra is also the name of a distributed operating system developed at Carnegie Mellon University.


Hydra is the name of a genus of simple fresh-water polyp, of the class Hydrozoa[?].



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Reformed churches

... and A Brief Statement of Faith - PCUSA[?]. The Presbyterian Church (USA) has split a number of times in its history. Many of these historic splits have been ...

 
 
 
This page was created in 125.4 ms