1.

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. Wed, 02 Jan 2019 at 00:40 EDT (1,949 days ago) in Sagittarius

2.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sun, 06 Jan 2019 at 16:06 EDT (1,945 days ago) in Pisces

3.

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. Wed, 06 Mar 2019 at 19:51 EDT (1,886 days ago) in Aquarius

4.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Wed, 10 Apr 2019 at 12:52 EDT (1,851 days ago) in Ophiuchus

5.

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, 22 Apr 2019 at 18:57 EDT (1,839 days ago) in Aries

6.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Mon, 29 Apr 2019 at 21:16 EDT (1,832 days ago) in Sagittarius

7.

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. Mon, 10 Jun 2019 at 11:20 EDT (1,790 days ago) in Ophiuchus

8.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Tue, 11 Jun 2019 at 23:03 EDT (1,789 days ago) in Ophiuchus

9.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Fri, 21 Jun 2019 at 10:13 EDT (1,779 days ago) in Aquarius

10.

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. Tue, 09 Jul 2019 at 12:59 EDT (1,761 days ago) in Sagittarius

11.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sun, 11 Aug 2019 at 09:47 EDT (1,728 days ago) in Ophiuchus

12.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sun, 11 Aug 2019 at 21:53 EDT (1,728 days ago) in Aries

13.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Sun, 25 Aug 2019 at 23:48 EDT (1,714 days ago) in Leo

14.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Wed, 28 Aug 2019 at 15:20 EDT (1,711 days ago) in Leo

15.

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. Mon, 02 Sep 2019 at 06:17 EDT (1,706 days ago) in Leo

16.

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, 10 Sep 2019 at 03:15 EDT (1,698 days ago) in Aquarius

17.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Wed, 18 Sep 2019 at 04:25 EDT (1,690 days ago) in Sagittarius

18.

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, 28 Oct 2019 at 04:07 EDT (1,650 days ago) in Aries

19.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Wed, 27 Nov 2019 at 08:58 EDT (1,620 days ago) in Aquarius

20.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Wed, 25 Dec 2019 at 16:56 EDT (1,592 days ago) in Sagittarius