261.

Jupiter at perihelion Jupiter passes its orbit's closest point to the Sun. Tue, 15 Mar 2011 at 10:04 EDT (4,800 days ago) in Pisces

262.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Wed, 09 Mar 2011 at 08:25 EDT (4,806 days ago) in Aquarius

263.

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. Thu, 17 Feb 2011 at 04:47 EDT (4,826 days ago) in Aquarius

264.

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. Fri, 04 Feb 2011 at 11:03 EDT (4,839 days ago) in Capricornus

265.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Wed, 26 Jan 2011 at 01:10 EDT (4,848 days ago) in Virgo

266.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Fri, 07 Jan 2011 at 17:20 EDT (4,867 days ago) in Sagittarius

267.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sun, 05 Dec 2010 at 22:01 EDT (4,900 days ago) in Pisces

268.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Thu, 18 Nov 2010 at 11:47 EDT (4,917 days ago) in Aquarius

269.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sun, 07 Nov 2010 at 02:02 EDT (4,928 days ago) in Capricornus

270.

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, 30 Sep 2010 at 20:32 EDT (4,966 days ago) in Virgo

271.

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, 21 Sep 2010 at 12:50 EDT (4,975 days ago) in Pisces

272.

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, 21 Sep 2010 at 07:28 EDT (4,975 days ago) in Pisces

273.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Mon, 20 Sep 2010 at 17:19 EDT (4,976 days ago) in Pisces

274.

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, 20 Aug 2010 at 05:58 EDT (5,007 days ago) in Capricornus

275.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Fri, 23 Jul 2010 at 07:49 EDT (5,035 days ago) in Pisces

276.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Mon, 05 Jul 2010 at 12:57 EDT (5,053 days ago) in Pisces

277.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 31 May 2010 at 13:52 EDT (5,088 days ago) in Aquarius

278.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Sun, 30 May 2010 at 14:34 EDT (5,089 days ago) in Virgo

279.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Tue, 30 Mar 2010 at 18:23 EDT (5,150 days ago) in Cancer

280.

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, 21 Mar 2010 at 20:29 EDT (5,159 days ago) in Virgo