541.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Tue, 14 Oct 1997 at 05:41 EDT (9,751 days ago) in Capricornus

542.

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, 10 Oct 1997 at 00:18 EDT (9,755 days ago) in Pisces

543.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Wed, 08 Oct 1997 at 21:51 EDT (9,757 days ago) in Sagittarius

544.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Wed, 08 Oct 1997 at 00:40 EDT (9,757 days ago) in Capricornus

545.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Sat, 09 Aug 1997 at 21:05 EDT (9,817 days ago) in Capricornus

546.

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. Sat, 09 Aug 1997 at 09:32 EDT (9,817 days ago) in Capricornus

547.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Fri, 01 Aug 1997 at 12:47 EDT (9,825 days ago) in Pisces

548.

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, 29 Jul 1997 at 15:20 EDT (9,828 days ago) in Capricornus

549.

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, 21 Jul 1997 at 03:06 EDT (9,836 days ago) in Sagittarius

550.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Mon, 09 Jun 1997 at 20:21 EDT (9,878 days ago) in Capricornus

551.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Tue, 13 May 1997 at 00:04 EDT (9,905 days ago) in Capricornus

552.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Thu, 01 May 1997 at 20:15 EDT (9,917 days ago) in Capricornus

553.

Mars ends retrograde motion Mars returns to its usual eastward motion after opposition. Sun, 27 Apr 1997 at 15:12 EDT (9,921 days ago) in Leo

554.

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, 30 Mar 1997 at 17:10 EDT (9,949 days ago) in Cetus

555.

Mars at perigee Mars reaches its closest point to the Earth – marking the best time to observe it in 1970. Thu, 20 Mar 1997 at 11:45 EDT (9,959 days ago) in Virgo

556.

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. Mon, 17 Mar 1997 at 02:48 EDT (9,962 days ago) in Virgo

557.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Wed, 05 Feb 1997 at 19:34 EDT (10,002 days ago) in Virgo

558.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Tue, 28 Jan 1997 at 20:45 EDT (10,010 days ago) in Virgo

559.

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. Fri, 24 Jan 1997 at 08:44 EDT (10,014 days ago) in Capricornus

560.

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, 19 Jan 1997 at 07:56 EDT (10,019 days ago) in Sagittarius