161.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sun, 26 Jul 2015 at 06:20 EDT (3,196 days ago) in Pisces

162.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Sat, 11 Jul 2015 at 08:19 EDT (3,211 days ago) in Gemini

163.

Mars at solar conjunction Mars is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sun, 14 Jun 2015 at 11:26 EDT (3,238 days ago) in Taurus

164.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Fri, 12 Jun 2015 at 05:24 EDT (3,240 days ago) in Aquarius

165.

Saturn at opposition Saturn lies in the opposite direction to the Sun in the sky, making it slightly closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Fri, 22 May 2015 at 21:27 EDT (3,261 days ago) in Libra

166.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Wed, 08 Apr 2015 at 12:56 EDT (3,305 days ago) in Cancer

167.

Uranus at solar conjunction Uranus is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 06 Apr 2015 at 09:58 EDT (3,307 days ago) in Pisces

168.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sat, 14 Mar 2015 at 10:54 EDT (3,330 days ago) in Scorpius

169.

Neptune at solar conjunction Neptune is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Wed, 25 Feb 2015 at 23:46 EDT (3,346 days ago) in Aquarius

170.

Jupiter at opposition Jupiter lies in the opposite direction to the Sun in the sky, making it slightly closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Fri, 06 Feb 2015 at 13:12 EDT (3,366 days ago) in Cancer

171.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Fri, 06 Feb 2015 at 02:06 EDT (3,366 days ago) in Cancer

172.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sun, 21 Dec 2014 at 18:50 EDT (3,413 days ago) in Pisces

173.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Fri, 12 Dec 2014 at 03:57 EDT (3,422 days ago) in Capricornus

174.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Mon, 08 Dec 2014 at 15:30 EDT (3,426 days ago) in Leo

175.

Saturn at solar conjunction Saturn is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Tue, 18 Nov 2014 at 03:40 EDT (3,446 days ago) in Libra

176.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sun, 16 Nov 2014 at 01:12 EDT (3,448 days ago) in Aquarius

177.

Uranus at opposition Uranus lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Tue, 07 Oct 2014 at 16:49 EDT (3,488 days ago) in Pisces

178.

Neptune at opposition Neptune lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Fri, 29 Aug 2014 at 10:24 EDT (3,527 days ago) in Aquarius

179.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Fri, 25 Jul 2014 at 23:39 EDT (3,562 days ago) in Cancer

180.

Jupiter at solar conjunction Jupiter is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Thu, 24 Jul 2014 at 16:32 EDT (3,563 days ago) in Cancer