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Mira was the first non-supernova variable star discovered, with the possible exception of Algol in the constellation Perseus, which was confirmed as a variable only in 1667. Mira is believed to be about six billion years old.
Later, Perseus came across the princess Andromeda, who was chained to a rock and left to the sea monster Cetus by her parents, King Cepheus and Queen Cassiopeia, to appease the monster. Perseus rescued Andromeda and took her home with him.
Mira ("wonderful", named by Bayer: Omicron Ceti, a star of the neck of the asterism) was the first variable star to be discovered and the prototype of its class, Mira variables. Over a period of 332 days, it reaches a maximum apparent magnitude of 3 - visible to the naked eye - and dips to a minimum magnitude of 10, invisible to the unaided eye.
May 25, 2023 · Perseus was a Greek hero, a demigod born of Zeus and Danae. According to GreekMythology.com, Perseus was tasked by the Greek king Polydectes to fetch the head of Medusa, the only mortal Gorgon...
May 5, 2017 · Omicron Ceti was the very first variable star discovered and was perhaps known as far back as ancient China, Babylon or Greece. The variability was first recorded by the astronomer David...
The star Mira, also known as o-Cet, was the first variable star to be discovered, by David Fabricius in 1596. Its brightness fluctuates between mag 3 and 10 with a 332-day period. Today it is the prototypical example of the Mira class of variable stars.
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Mira ("wonderful", named by Bayer: Omicron Ceti, a star of the neck of the asterism) was the first variable star to be discovered and the prototype of its class, Mira variables. Over a period of 332 days, it reaches a maximum apparent magnitude of 3 - visible to the naked eye - and dips to a minimum magnitude of 10, invisible to the unaided eye.
