The Moon in conjunction with Venus and Jupiter, with the Very Large Telescope in the foreground. Image © Y. Beletsky, ESO, 2009.

Close approach of the Moon and Saturn

Dominic Ford, Editor
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The sky at

The Moon and Saturn will make a close approach, passing within 2°16' of each other. The Moon will be 14 days old.

From Cambridge , the pair will be visible between 20:22 and 04:47. They will become accessible at around 20:22, when they rise to an altitude of 10° above your south-eastern horizon. They will reach their highest point in the sky at 00:35, 35° above your southern horizon. They will become inaccessible at around 04:47 when they sink below 10° above your south-western horizon.

Begin typing the name of a town near to you, and then select the town from the list of options which appear below.

The Moon will be at mag -12.8; and Saturn will be at mag 0.4. Both objects will lie in the constellation Aquarius.

They will be too widely separated to fit within the field of view of a telescope, but will be visible to the naked eye or through a pair of binoculars.

At around the same time, the pair will also share the same right ascension – called a conjunction.

A graph of the angular separation between the Moon and Saturn around the time of closest approach is available here.

The positions of the pair at the moment of closest approach will be as follows:

Object Right Ascension Declination Constellation Magnitude Angular Size
The Moon 22h27m10s 14°02'S Aquarius -12.8 33'26"1
Saturn 22h23m20s 11°58'S Aquarius 0.4 18"9

The coordinates above are given in J2000.0. The pair will be at an angular separation of 174° from the Sun, which is in Leo at this time of year.

The sky on 30 Aug 2023

The sky on 30 August 2023
Sunrise
06:04
Sunset
19:22
Twilight ends
21:03
Twilight begins
04:23

14-day old moon
Waning Gibbous

99%

14 days old

Planets
Rise Culm. Set
Mercury 07:19 13:23 19:26
Venus 04:20 11:00 17:40
Moon 19:09 00:00 05:02
Mars 08:13 14:16 20:19
Jupiter 22:03 05:03 12:04
Saturn 19:16 00:35 05:53
All times shown in EDT.

Source

The circumstances of this event were computed using the DE430 planetary ephemeris published by the Jet Propulsion Laboratory (JPL).

This event was automatically generated by searching the ephemeris for planetary alignments which are of interest to amateur astronomers, and the text above was generated based on an estimate of your location.

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08 Sep 2024  –  Saturn at opposition

Image credit

The Moon in conjunction with Venus and Jupiter, with the Very Large Telescope in the foreground. Image © Y. Beletsky, ESO, 2009.

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