What is the Virgo myth?
Virgo myth. The constellation Virgo is usually associated with the Greek goddess of justice, Dike. Dike was the daughter of Zeus and Greek Titaness Themis. Virgo is usually depicted with angel-like wings, with an ear of wheat in her left hand, marked by the bright star Spica.
How far apart are the inner two stars?
The system is 265 light years distant. The inner two stars are only 0.5 astronomical units apart and orbit each other with a period of 72 days. The third star is a bit more distant and orbits the inner pair with a period of 13.1 years.
Where is the Virgo Supercluster located?
The cluster’s centre is located approximately 53.8 million light years away from the solar system, at the centre of the Virgo Supercluster, the larger cluster of galaxies that also contains the Local Group, which in turn includes the Andromeda Galaxy and the Milky Way.
Who is the goddess of the dawn?
Dike was also sometimes known as Astraeia, daughter of Astraeus, considered father of the stars, and Eos, goddess of the dawn. In Greek mythology, Dike lived in the Golden Age of mankind. She was born a mortal and placed on Earth to rule over human justice.
Is Spica a variable star?
Spica is classified as a Beta Cephei type variable star, which is to say a main sequence star that exhibits changes in brightness as a result of pulsations of its surface, and is at its brightest at the point of maximum contraction. Finding Arcturus and Spica using the bright stars of the Big Dipper, image: Wikisky.
What are butterfly galaxies?
NGC 4567 and NGC 4568, image: Judy Schmidt (CC BY 2.0) The galaxies are in the process of colliding with each other.
How many stars are in Virgo?
Virgo also has 20 stars with known planets, more than any other constellation. The brightest star in the constellation is Spica, Alpha Virginis, with an apparent magnitude of 0.98. The constellation Virgo contains 15 named stars.
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