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spica    
n. 穗状花序;花穗;穗状绷带



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  • Spica - Wikipedia
    Spica is a close binary star whose components orbit each other every four days They stay close enough together that they cannot be resolved as two stars through a telescope
  • 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 is not
  • Spica, the bright beacon of Virgo, is 2 stars - EarthSky
    And the next bright star you come to is Spica Spica shines at magnitude 1 04, making it the brightest light in Virgo In fact, it’s the 15th-brightest star visible from anywhere on 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
  • 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 | Blue Giant, Binary System Binary Star | Britannica
    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 Star Facts (Alpha Virginis) - Universe Guide
    Spica (Alpha Virginis) is the brightest star in the constellation of Virgo, The Virgin Based on the spectral type (B1V), Spica's colour is blue, which means that the star is one of the hottest stars in the Universe, hotter than our Sun
  • Moon and Spica: April 2, 2026 — StarDate Online
    Spica is the brightest star of Virgo It rises just above the Moon early this evening The system consists of two big, heavy stars The primary star, Spica A, is about 10 times the mass of the Sun Spica B is about seven times the Sun’s mass The stars are so close together that they whirl around each other once every four days
  • 2026, April 11: Spring Evening Sky - Spica, Hydra, Corvus, and Crater . . .
    April 11, 2026: Two hours after sunset, find Spica low in the southeast with Hydra passing beneath it Locate Corvus and Crater riding on the Snake’s back in the spring evening sky
  • Spica the blue giant - MIT
    Spica is the brightest star in this constellation It is the 15th brightest star in the sky and is located 260 light years from earth, which makes it one of the nearest stars to our sun Many people throughout history have observed it including Copernicus and Hipparchus





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