661.

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, 10 Sep 2051 at 07:58 EDT (9,917 days away) in Leo

662.

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, 18 Sep 2051 at 17:33 EDT (9,925 days away) in Virgo

663.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Wed, 18 Oct 2051 at 07:20 EDT (9,955 days away) in Capricornus

664.

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. Tue, 21 Nov 2051 at 09:09 EDT (9,989 days away) in Taurus

665.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Thu, 04 Jan 2052 at 13:15 EDT (10,033 days away) in Virgo

666.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Sat, 20 Jan 2052 at 14:07 EDT (10,049 days away) in Virgo

667.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Tue, 06 Feb 2052 at 20:56 EDT (10,066 days away) in Taurus

668.

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. Sun, 11 Feb 2052 at 20:43 EDT (10,071 days away) in Capricornus

669.

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. Mon, 18 Mar 2052 at 00:47 EDT (10,107 days away) in Virgo

670.

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. Wed, 20 Mar 2052 at 23:50 EDT (10,109 days away) in Virgo

671.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Thu, 21 Mar 2052 at 14:28 EDT (10,110 days away) in Virgo

672.

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. Mon, 20 May 2052 at 10:59 EDT (10,170 days away) in Taurus

673.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Wed, 22 May 2052 at 09:28 EDT (10,172 days away) in Virgo

674.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sun, 02 Jun 2052 at 08:13 EDT (10,183 days away) in Virgo

675.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Tue, 11 Jun 2052 at 13:03 EDT (10,192 days away) in Aquarius

676.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Thu, 25 Jul 2052 at 09:29 EDT (10,236 days away) in Pisces

677.

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. Wed, 21 Aug 2052 at 06:23 EDT (10,263 days away) in Aquarius

678.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Wed, 04 Sep 2052 at 14:34 EDT (10,277 days away) in Taurus

679.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Sun, 22 Sep 2052 at 15:15 EDT (10,295 days away) in Aries

680.

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. Sun, 22 Sep 2052 at 21:09 EDT (10,295 days away) in Virgo