Objects in your sky: Planets

by Dominic Ford

The visibility of the planets on

From location

Cambridge
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Rise07:07
Set20:50

The Moon is a 1 day-old waxing crescent, and recently passed new moon. From Cambridge, it is not observable – it will reach its highest point in the sky during daytime and is no higher than 7° above the horizon at dusk.

11 Aug 2018  –  New Moon
18 Aug 2018  –  Moon at First Quarter
26 Aug 2018  –  Full Moon
02 Sep 2018  –  Moon at Last Quarter
Rise05:28
Set19:09

Mercury recently passed in front of the Sun at inferior solar conjunction. From Cambridge, it is not observable – it will reach its highest point in the sky during daytime and is 10° below the horizon at dawn.

Rise09:46
Set21:29

Venus is emerging into the evening sky as it approaches greatest elongation east. From Cambridge, it will become visible at around 20:08 (EDT), 13° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 1 hour and 38 minutes after the Sun at 21:28.

Rise19:16
Set03:47

Mars recently passed opposition. From Cambridge, it is visible between 20:19 and 02:45. It will become accessible at around 20:19, when it rises to an altitude of 7° above your south-eastern horizon. It will reach its highest point in the sky at 23:32, 21° above your southern horizon. It will become inaccessible at around 02:45 when it sinks below 7° above your south-western horizon.

31 Jul 2018  –  Mars at perigee
27 Aug 2018  –  Mars ends retrograde motion
23 Aug 2020  –  Mars 2020: a great chance to see the red planet
09 Sep 2020  –  Mars enters retrograde motion
Rise13:03
Set23:14

Jupiter is currently an early evening object, now receding into evening twilight. From Cambridge, it will become visible at around 20:08 (EDT), 25° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 24 minutes after the Sun at 23:14.

10 Jul 2018  –  Jupiter ends retrograde motion
10 Apr 2019  –  Jupiter enters retrograde motion
10 Jun 2019  –  Jupiter at opposition
11 Aug 2019  –  Jupiter ends retrograde motion
Rise16:56
Set02:04

Saturn is currently an early evening object. From Cambridge, it is visible in the evening sky, becoming accessible around 20:21 (EDT), 23° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 21:30, 24° above your southern horizon. It will continue to be observable until around 00:51, when it sinks below 10° above your south-western horizon.

27 Jun 2018  –  Saturn at opposition
06 Sep 2018  –  Saturn ends retrograde motion
29 Apr 2019  –  Saturn enters retrograde motion
09 Jul 2019  –  Saturn at opposition
Rise22:35
Set12:09

Uranus is currently emerging from behind the Sun. From Cambridge, it is visible in the dawn sky, rising at 22:35 (EDT) and reaching an altitude of 57° above the south-eastern horizon before fading from view as dawn breaks at around 04:30.

07 Aug 2018  –  Uranus enters retrograde motion
23 Oct 2018  –  Uranus at opposition
06 Jan 2019  –  Uranus ends retrograde motion
11 Aug 2019  –  Uranus enters retrograde motion
Rise20:51
Set08:08

Neptune is currently approaching opposition and is visible as a morning object. From Cambridge, it is visible in the morning sky, becoming accessible around 23:02, when it reaches an altitude of 21° above your south-eastern horizon. It will then reach its highest point in the sky at 02:29, 41° above your southern horizon. It will be lost to dawn twilight around 04:30, 33° above your south-western horizon.

18 Jun 2018  –  Neptune enters retrograde motion
07 Sep 2018  –  Neptune at opposition
24 Nov 2018  –  Neptune ends retrograde motion
21 Jun 2019  –  Neptune enters retrograde motion

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Cambridge

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42.38°N
71.11°W
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