Page:Astronomy for Everybody.djvu/341

Way may not be visible at all unless the air is very clear. It will then be seen skirting the northern and western horizon. Regulus has passed the meridian, and Orion and Canis Major have set, or are low down in the southwest.

In mid-heaven, southeast of the zenith, is Arcturus, of a dingy yellow colour,
Fig. 58.—The Northern Crown. but one of the brightest first magnitude stars.

East of Arcturus (now below it) is Corona Borealis, the Northern Crown, a beautiful semicircle of stars, of which the brightest is of the second magnitude.

Near the zenith is Coma Berenices, the Hair of Berenice, a collection of faint stars mostly of the fifth magnitude. East of south across the meridian from Leo is Virgo, the Virgin, conspicuous only by Spica, a white star of nearly the first magnitude. Libra, the Balance, east and southeast of Virgo, has no conspicuous stars.

The fourth position of the sphere, eighteen hours sidereal time, occurs in May at two A. M.; in August at eight P. M. Capella has now set, Lyra is near the zenith,