THE STARS FOR JUNE.

THIS month, it will be well for the student to use the maps given for next month, because the evenings are now getting long, and the stars must be looked for later. Thus, the northern or southern map for this month shows the stars as they are seen on June 21st at eight; but at that hour it is not dark enough to see the stars. Now, the northern and southern maps for next month show the stars as they are seen on June 21st at ten o'clock. In July and August, also, it will be well to use maps of the stars at later hours than eight or nine.

In the northern map (p. 134) we find the Guardians nearly above the pole. The Plough, or Dipper, has passed to the left, or west, of due north. The last star of the Great Bear's tail is nearly overhead. Cassiopeia has passed below the pole toward the east, and the five bright stars of the constellation now make a straggling W close to the horizon, and very nearly upright. The festoon of stars belonging to the constellation Perseus is just visible above the latitude of Philadelphia, but better seen above the latitude of Boston. As far south as Louisville, the festoon at the hours named under the map is broken by the horizon; but half an hour earlier can be well seen. In London, as shown by the map, we can see at these hours nearly the whole of Perseus; and also a large part of Andromeda,—a constellation which cannot be well seen within the range of our northern maps from any part of the United States.

The constellation Perseus is one of the oldest. It belongs,