1881.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sat, 28 Jan 2108 at 15:43 EDT (30,570 days away) in Aries

1882.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sat, 04 Feb 2108 at 23:27 EDT (30,578 days away) in Taurus

1883.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Sat, 18 Feb 2108 at 06:05 EDT (30,591 days away) in Virgo

1884.

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, 23 Mar 2108 at 19:01 EDT (30,625 days away) in Virgo

1885.

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. Wed, 28 Mar 2108 at 05:04 EDT (30,630 days away) in Virgo

1886.

Mars at perigee Mars reaches its closest point to the Earth – marking the best time to observe it in 1970. Sun, 01 Apr 2108 at 14:42 EDT (30,634 days away) in Virgo

1887.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Tue, 08 May 2108 at 14:59 EDT (30,671 days away) in Sagittarius

1888.

Mars ends retrograde motion Mars returns to its usual eastward motion after opposition. Tue, 08 May 2108 at 16:05 EDT (30,671 days away) in Virgo

1889.

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, 14 May 2108 at 18:11 EDT (30,677 days away) in Aries

1890.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Tue, 12 Jun 2108 at 12:23 EDT (30,706 days away) in Virgo

1891.

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, 24 Jun 2108 at 05:23 EDT (30,718 days away) in Gemini

1892.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Tue, 26 Jun 2108 at 07:09 EDT (30,720 days away) in Gemini

1893.

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, 18 Jul 2108 at 09:24 EDT (30,742 days away) in Sagittarius

1894.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Mon, 03 Sep 2108 at 00:45 EDT (30,789 days away) in Taurus

1895.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Wed, 26 Sep 2108 at 20:08 EDT (30,812 days away) in Sagittarius

1896.

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, 27 Sep 2108 at 08:05 EDT (30,813 days away) in Virgo

1897.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Sun, 11 Nov 2108 at 10:30 EDT (30,858 days away) in Gemini

1898.

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. Sun, 18 Nov 2108 at 10:40 EDT (30,865 days away) in Taurus

1899.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Fri, 28 Dec 2108 at 20:55 EDT (30,905 days away) in Capricornus

1900.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 07 Jan 2109 at 18:24 EDT (30,915 days away) in Virgo