Whether we account for it by the extreme heat or not, it is nevertheless a fact that the sun lags along behind our clocks during this entire month; on the 1st, not reaching the meridian till 12:03:41 p. m.; on the 15th till 12:05:44 p. m., and on the 30th till six minutes and nine seconds after noon. The time of the sun’s rising on the 1st, 15th and 30th, is 4:33, 4:43 and 4:56 a. m.; and the time of setting on the same dates is 7:34, 7:29 and 7:17 p. m., respectively. The 30th day of this month will be about forty minutes shorter than the 1st, the latter being fifteen hours one minute, and the former fourteen hours and twenty-one minutes in length. The time from daybreak to the end of twilight is, on the 1st, 19 hours 24 minutes. Sun is due west on the 30th at 5:29 p. m. Its greatest elevation above the horizon in latitude 41° 30′, is 71° 33⅔′. THE MOON Exhibits the following phases: Full moon, 5:02 a. m. on the 8th; last quarter, 4:30 p. m. on the 15th; new moon, 7:46 a. m. on the 22nd; first quarter on the 29th, at 4:53 p. m. On the 1st it sets at 12:11 a. m., and on the 30th, at 11:51 p. m. On the 15th, rises at 11:32 p. m. On the 4th, at 7:54 a. m., and again on the 31st at 11:00 p. m. it is at its maximum distance from the earth. On the 20th, at 1:36 a. m. is nearest the earth. Its greatest elevation, equal 67° 13⅔′, occurs on the 19th; and its least elevation, amounting to 29° 42⅔′ on the 5th. MERCURY. This planet will be morning star till the 13th, after which it will be evening star till the end of the month. It rises on the 1st at 3:41 a. m.; sets on the 15th at 7:41 p. m., and on the 30th at 8:07 p. m., on which latter date it is possibly visible to the naked eye. Its motion during the month is direct, and amounts to 62° 30′ 31.5″. On the 17th at 6:00 a. m. it is nearest the sun; on the 12th at 1:00 a. m., 6° 20′ north of Venus; on the same date, at midnight, is in superior conjunction with the sun; that is, it is in a line with the earth and sun, and in the order, Earth, Sun, Mercury; on the 23rd, at 3:00 a. m., 1° 10′ north of Jupiter; and on the 23rd, at 7:05 a. m., 6° 30′ north of the moon. Diameter decreases from 5.6″ to 5.4″. VENUS.