Cassiopeia Constellation History, Location, How To View

Cassiopeia Constellation: History, Location, How to View

The northern sky contains numerous astronomical phenomenon, and no doubt, all the constellations in that region, including Cassiopeia, have a massive role in it.

The Cassiopeia constellation was named after the arrogant and vain queen named Cassiopeia in Greek mythology. It is the 25th largest night sky constellation. Additionally, this constellation possesses eight stars approved by the IAU (International Astronomical Union). These stars areFulu, Achird, Castella, Nushagak, Caph, Schedar, Seguin, and Ruchbah.

History of Cassiopeia Constellation

In the 2nd century, Cassiopeia was included by Ptolemy in Almagest (his CE tract) as the traditional constellation.  This constellation is also present in the traditional Indian, Arab, Chinese and Polynesian astrology and astronomy. It has no specific history.

What is the English name for Cassiopeia Constellation?

The Cassiopeia constellation has the same English name.

What is the Greek Mythological Significance of Cassiopeia Constellation?

Cassiopeia has an immense mythological significance. In Greek mythology, Cassiopeia was the wife of Ethiopia’s King Cepheus. She was arrogant and claimed she had more beautiful looks than the Nereids. Titan Nereus was the father of Nereids, the 50 sea nymphs. Cassiopeia’s comments made them enraged. They appealed Poseidon, who was married to one spirit, to punish Cassiopeia.

The sea god sent the sea monster Cetus (constellation Cetus) to destroy Cepheus’ kingdom. Cepheus asked the oracle for help, who asked him to sacrifice his daughter Andromeda to please Poseidon. In return, Cassiopeia and Cepheus chained Andromeda to rock and waited for the monster to find her. But Perseus, the Greek hero, rescued her and later married her.

Phineus, who was Andromeda’s former suitors, claimed only he has the right to marry her during their marriage. The fight began between Phineus and Perseus. Perseus used the monster he previously killed to defeat Phineus. During the battle, whosoever looked at monster Medusa’s head turned into stone, including the King and Queen Cassiopeia. Later, Poseidon placed Cepheus and Cassiopeia in the sky.

How to Find Cassiopeia Constellation?

For spotting Cassiopeia, follow the steps below:

  • Find the “W” shaped stars in the North. (In your side, W may be inverted to M)
  • Then recognize Ursa Major (the Big Dipper).
  • Find the two stars at Dipper’s edge, which point toward Polaris (the North Star).
  • Follow the line between two Dippers and the North Star
  • You will find Cassiopeia on North Star’s other side.

What is the Area of Cassiopeia Constellation?

It has an area of 598.407 square degrees.

What Quadrant is Cassiopeia Constellation in?

This constellation is situated in the first quadrant of the northern hemisphere denoted as NQ1.

What Latitude is Cassiopeia Constellation Visible in?

The Cassiopeia is located at the latitude between +90° and -20°. Its neighboring constellations are

What Type of Telescope is Best for Viewing Cassiopeia Constellation?

Cassiopeia is distinctively shaped as W, which makes it easier to recognize. Additionally, this constellation is among the largest ones. Therefore, you do not need professional telescopes to watch it: just used binoculars or amateur telescopes.


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