ASTRONOMICAL BULLETIN FOR AUGUST 2025

The Moon

First Quarter occurs on 1st at h. 18-11 I.S.T.	Full Moon occurs on 09th at h 13-25 I.S.T.
Last Quarter occurs on 16th at h 10-42 I.S.T.	New Moon occurs on 23rd at h 11-36 I.S.T.
Â	Â
The Lunar Crescent becomes first visible after the New Moon day in the evening of 24th.
The Moon is at Apogee or farthest from the Earth on 2nd and 29th and at Perigee or nearest to the Earth on 14th. Â

The Moon passes about 4⁰ north of Saturn on 12^th after sunset, about 3⁰ North of Neptune on 12^th after sunset, about 5½⁰ north of Uranus on 17^th after midnight, about 5⁰ north of Jupiter on 20^th after midnight, about 5⁰ north of Venus on 20^th, about 4⁰ north of Mercury on 21^st, about 3⁰ south of Mars on 26^th.

The Planets

Visibility of Planets:

Mercury: The planet is too close to the Sun to be visible upto 8^th of the month. From 9^th of the month the planet becomes visible in the eastern sky before sunrise. Thereafter the planet rises about ½ hour to 1½ hour upto third quarter of the month, about 1½ hours to 1 hour before it for the remaining days of the month. The planet is in Inferior conjunction with Sun on 1^st of the month. The motion of the planet becomes Direct with respect to earth from 11^th. It is in Greatest Western Elongation of about 18½⁰ from the Sun on 19^th. The planet approaches the Perihelion position on its orbit or reaches nearest to the Sun on 27^th.

Venus: The planet rises about 2½ hours to 3 hours after local midnight time throughout the month.

Mars: The planet sets after sunset throughout the month. The planet sets about 2½ hours to 2 hours after sunset throughout the month.

Jupiter: The planet rises after local midnight throughout the month. The planet rises about 3 hours to 2½ hours after local midnight time upto second quarter of the month, about 2½ hours to 2 hours after local midnight time upto third quarter of the month and about 2 hours to 1½ hours after it for the remaining days of the month.

Saturn: The planet rises after sunset throughout the month. The planet rises about 3 hours to 2½ hours after sunset upto first quarter of the month, 2½ hours to 2 hours upto second quarter of the month, 2 hours to 1½ hours after it upto third quarter of the month and 1½ hours to 1 hour after it for the remaining days of the month.

Uranus: The planet rises about ½ hour after local midnight time to close to local midnight time upto first quarter of the month, close to local midnight time to about ½ hour before it upto second quarter of the month, about ½ hour to 1 hour before it upto third quarter of the month and about 1 hour to 1½ hours before it for the remaining days of the month. The planet is in Quadrature with the Sun on 24^th.

Neptune: The planet rises after sunset throughout the month. The planet rises about 3 hours to 2½ hours after sunset upto first quarter of the month, about 2½ hours to 2 hours after it upto second quarter of the month, 2 hours to 1½ hours after it upto third quarter of the month and 1½ hours to 1 hour after it for the remaining days of the month.

Conjunction of Planet:

Saturn passes about 1⁰ south of Neptune on 6^th.

Venus passes about 1⁰ south of Jupiter on 12^th.

Venus passes about 7º south of Pollux (Punarvasu) on 21^st.

 

       Planets	Planets in Zodiacal Constellation	Magnitude
Mercury (Budha)	Moves from Cancer (Karkata) to Leo (Simha) on 30th.	 + 4.9 to + 5.0 +5.0 to + 0.0 +0.0 to – 1.2
Venus (Sukra)	Moves from Gemini (Mithuna) to Cancer (Karkata) on 21st.	 – 4.0 to – 3.9 Â
Mars (Mangala)	Remains in Virgo (Kanya)	+ 1.6
Jupiter (Brihaspati)	Remains in Gemini (Mithuna)	 – 1.9 to – 2.0
Saturn (Sani)	Remains in Pisces (Mina).	+ 0.8 to 0.7
Uranus	Remains in Taurus (Vrisha).	+ 6.0
Neptune	Remains in Pisces (Mina).	+ 8.0

 

Source : : Head

Positional Astronomy Centre

India Meteorological Department

Salt Lake, Kolkata - 700 091.