161.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Sat, 29 Oct 2016 at 10:10 EDT (2,760 days ago) in Sagittarius

162.

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. Sat, 15 Oct 2016 at 06:35 EDT (2,774 days ago) in Pisces

163.

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. Mon, 26 Sep 2016 at 02:48 EDT (2,793 days ago) in Virgo

164.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Sun, 25 Sep 2016 at 03:31 EDT (2,794 days ago) in Virgo

165.

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, 02 Sep 2016 at 12:29 EDT (2,817 days ago) in Aquarius

166.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Sat, 13 Aug 2016 at 05:59 EDT (2,837 days ago) in Ophiuchus

167.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Fri, 29 Jul 2016 at 16:25 EDT (2,852 days ago) in Pisces

168.

Mars ends retrograde motion Mars returns to its usual eastward motion after opposition. Wed, 29 Jun 2016 at 19:39 EDT (2,882 days ago) in Libra

169.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 13 Jun 2016 at 17:26 EDT (2,898 days ago) in Aquarius

170.

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, 03 Jun 2016 at 02:29 EDT (2,908 days ago) in Ophiuchus

171.

Mars at perigee Mars reaches its closest point to the Earth – marking the best time to observe it in 1970. Mon, 30 May 2016 at 17:29 EDT (2,912 days ago) in Libra

172.

Mars at opposition Mars lies in the opposite direction to the Sun in the sky, making it closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Sun, 22 May 2016 at 07:10 EDT (2,920 days ago) in Scorpius

173.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Mon, 09 May 2016 at 08:26 EDT (2,933 days ago) in Leo

174.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Sun, 17 Apr 2016 at 08:17 EDT (2,955 days ago) in Ophiuchus

175.

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. Sat, 09 Apr 2016 at 17:17 EDT (2,963 days ago) in Pisces

176.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Fri, 25 Mar 2016 at 06:29 EDT (2,978 days ago) in Ophiuchus

177.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Tue, 08 Mar 2016 at 13:11 EDT (2,995 days ago) in Leo

178.

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. Tue, 08 Mar 2016 at 05:49 EDT (2,995 days ago) in Leo

179.

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, 28 Feb 2016 at 10:38 EDT (3,004 days ago) in Aquarius

180.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Thu, 07 Jan 2016 at 23:26 EDT (3,055 days ago) in Leo