Spica (stella)
Spica, sive Alpha Virginis (α Vir), est lucidissima constellationis Virginis stella et inter stellas totius caeli splendidissimas decima quinta.

Bibliographia 
 Riddle, R. L.; Bagnuolo, W. G.; Gies, D. R.. "Spectroscopy of the temporal variations of α Vir". Bulletin of the American Astronomical Society vol. 33 (December 2001) p. 1312 ff.

Nexus externi 

Res astronomicae nominibus antiquis agnitae
Virgo (constellatio)