161.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Sat, 01 Mar 2014 at 08:27 PDT (4,147 days ago) in Virgo

162.

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. Sun, 23 Feb 2014 at 10:02 PDT (4,153 days ago) in Aquarius

163.

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. Sun, 05 Jan 2014 at 13:04 PDT (4,202 days ago) in Gemini

164.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Sat, 04 Jan 2014 at 09:38 PDT (4,203 days ago) in Gemini

165.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Thu, 02 Jan 2014 at 14:39 PDT (4,205 days ago) in Virgo

166.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Tue, 17 Dec 2013 at 10:26 PDT (4,221 days ago) in Cetus

167.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Wed, 13 Nov 2013 at 09:40 PDT (4,255 days ago) in Aquarius

168.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Wed, 06 Nov 2013 at 20:50 PDT (4,262 days ago) in Gemini

169.

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. Wed, 06 Nov 2013 at 03:51 PDT (4,262 days ago) in Libra

170.

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. Thu, 03 Oct 2013 at 07:03 PDT (4,296 days ago) in Pisces

171.

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. Mon, 26 Aug 2013 at 18:34 PDT (4,334 days ago) in Aquarius

172.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Wed, 17 Jul 2013 at 09:59 PDT (4,374 days ago) in Pisces

173.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Sun, 07 Jul 2013 at 22:28 PDT (4,384 days ago) in Virgo

174.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Fri, 21 Jun 2013 at 12:20 PDT (4,400 days ago) in Taurus

175.

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. Wed, 19 Jun 2013 at 08:59 PDT (4,402 days ago) in Taurus

176.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Fri, 07 Jun 2013 at 00:34 PDT (4,414 days ago) in Aquarius

177.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Tue, 04 Jun 2013 at 15:42 PDT (4,417 days ago) in Taurus

178.

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. Sun, 28 Apr 2013 at 01:18 PDT (4,454 days ago) in Libra

179.

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. Wed, 17 Apr 2013 at 16:43 PDT (4,465 days ago) in Pisces

180.

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. Thu, 28 Mar 2013 at 17:28 PDT (4,485 days ago) in Cetus