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spica    
n. 穗状花序;花穗;穗状绷带

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  • Spica - Wikipedia
    Spica is the brightest object in the constellation of Virgo and one of the 20 brightest stars in the night sky It has the Bayer designation α Virginis, which is Latinised to Alpha Virginis and abbreviated Alpha Vir or α Vir Analysis of its parallax shows that it is located 250 ± 10 light-years from the Sun [3] It is a spectroscopic binary star and rotating ellipsoidal variable; a system
  • Spica — The brightest star in the constellation Virgo | Space
    Spica is the 15th brightest star in the sky and the brightest in the Virgo constellation The star is also known as Alpha Virginis and is situated around 250 light-years from Earth
  • Spica (Alpha Virginis): Star System, Name, Constellation, Location . . .
    Spica, Alpha Virginis (α Vir), is a blue-white spectroscopic binary star located at a distance of 250 light years from Earth in the constellation Virgo With an apparent magnitude of 0 97, it is the brightest star in Virgo and the 16th brightest star in the sky Spica is part of the Spring Triangle and the Diamond of Virgo, two prominent asterisms that dominate the evening sky during the
  • Spica, the bright beacon of Virgo, is 2 stars - EarthSky
    The star Spica – aka Alpha Virginis – is the brightest star in the constellation Virgo the Maiden From a distance of about 250 light-years, Spica appears to us on Earth as a lone bluish-white
  • Spica (α Virginis) | Facts, Information, History Definition
    Spica is the brightest star in the constellation of Virgo, and one of the 20 brightest stars in the night sky It is the 17 th brightest star, and it is a spectroscopic binary star being a rotating ellipsoidal variable
  • Understanding Spica - Harvard–Smithsonian Center for Astrophysics
    The familiar star Spica (Alpha Virginis) is the fifteenth brightest star in the night sky, in part because it is relatively nearby, only about 250 light-years away It is easy to find by following the arc of the Big Dipper's handle and using the mnemonic, "Arc to Arcturus (Alpha Bootes) and then spike to Spica " In fact Spica is a "spectroscopic" binary, two stars orbiting each other and too
  • Spica | Blue Giant, Binary System Binary Star | Britannica
    Spica, brightest star in the zodiacal constellation Virgo and one of the 15 brightest in the entire sky, having an apparent visual magnitude of 1 04 It is a bluish star; spectroscopic examination reveals Spica to be a binary with a four-day period, its two components being of the first and third magnitudes, respectively Spica lies about 250 light-years from Earth
  • Spica – Constellation Guide
    Spica, Alpha Virginis, is the brightest star in the southern constellation Virgo and the 16th brightest star in the sky
  • What Is Spica Star in Virgo | Alpha Virginis | Spica Constellation . . .
    Discover the brilliance of Spica, the sparkling gem in the constellation Virgo! Learn how to find the star, when to observe it, and what is special about it
  • Spica - University of Illinois Urbana-Champaign
    SPICA (Alpha Virginis) Spica, the luminary of Virgo, becomes prominent in the southeast in northern spring evenings, and can easily be found by following the curve of the Big Dipper 's handle through Arcturus and then on down Though a large constellation, Virgo, the Virgin, does not have much of any prominent stellar pattern, relying on Spica to tell us where it is The star lies about 10





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