221.

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. Wed, 17 Mar 2010 at 02:40 EDT (5,177 days ago) in Pisces

222.

Mars ends retrograde motion Mars returns to its usual eastward motion after opposition. Wed, 10 Mar 2010 at 12:08 EDT (5,184 days ago) in Cancer

223.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Sun, 28 Feb 2010 at 08:55 EDT (5,194 days ago) in Aquarius

224.

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. Sun, 28 Feb 2010 at 05:33 EDT (5,194 days ago) in Aquarius

225.

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, 14 Feb 2010 at 18:10 EDT (5,208 days ago) in Capricornus

226.

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. Fri, 29 Jan 2010 at 14:37 EDT (5,224 days ago) in Cancer

227.

Mars at perigee Mars reaches its closest point to the Earth – marking the best time to observe it in 1970. Wed, 27 Jan 2010 at 13:55 EDT (5,226 days ago) in Cancer

228.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Wed, 13 Jan 2010 at 10:29 EDT (5,240 days ago) in Virgo

229.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Sun, 20 Dec 2009 at 08:25 EDT (5,264 days ago) in Leo

230.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Tue, 01 Dec 2009 at 16:36 EDT (5,283 days ago) in Aquarius

231.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Wed, 04 Nov 2009 at 14:31 EDT (5,310 days ago) in Capricornus

232.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Tue, 13 Oct 2009 at 00:31 EDT (5,332 days ago) in Capricornus

233.

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. Thu, 17 Sep 2009 at 14:12 EDT (5,358 days ago) in Virgo

234.

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, 17 Sep 2009 at 05:33 EDT (5,358 days ago) in Pisces

235.

Saturn ring plane crossing Saturn's seasons are changing, making its rings appear edge-on from the Earth. Fri, 04 Sep 2009 at 07:40 EDT (5,371 days ago) in Virgo

236.

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, 17 Aug 2009 at 16:46 EDT (5,389 days ago) in Capricornus

237.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Fri, 14 Aug 2009 at 23:13 EDT (5,392 days ago) in Capricornus

238.

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, 14 Aug 2009 at 13:45 EDT (5,392 days ago) in Capricornus

239.

Equinox on Saturn Saturn's seasons are changing, making its rings appear edge-on from the Earth. Mon, 10 Aug 2009 at 14:00 EDT (5,396 days ago) in Leo

240.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Wed, 01 Jul 2009 at 03:34 EDT (5,436 days ago) in Pisces