Conjunction of Mars and Neptune

Dominic Ford, Editor
From the Conjunctions feed


Mars and Neptune will share the same right ascension, with Mars passing 1°23' to the north of Neptune.

From South El Monte , the pair will be visible in the dawn sky, rising at 01:34 (PDT) and reaching an altitude of 46° above the eastern horizon before fading from view as dawn breaks at around 05:28.

Mars will be at mag 1.1, and Neptune at mag 7.9, both in the constellation Gemini.

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

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

The positions of the two objects at the moment of conjunction will be as follows:

Object Right Ascension Declination Constellation Magnitude Angular Size
Mars 07h19m30s 22°50'N Gemini 1.1 5"4
Neptune 07h19m30s 21°26'N Gemini 7.9 2"2

The coordinates above are given in J2000.0. The pair will be at an angular separation of 62° from the Sun, which is in Leo at this time of year.

The sky on 26 Apr 2026

The sky on 26 April 2026
Sunrise
06:05
Sunset
19:31
Twilight ends
21:02
Twilight begins
04:34


Waxing Gibbous

83%

9 days old

Planets
Rise Culm. Set
Mercury 05:26 11:43 17:59
Venus 07:30 14:35 21:39
Moon 15:06 21:33 03:50
Mars 05:07 11:21 17:35
Jupiter 10:41 17:50 00:58
Saturn 05:00 11:07 17:13
All times shown in PDT.

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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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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