1.

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 (1,612 days ago) in Sagittarius

2.

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. Fri, 27 Dec 2019 at 13:14 EDT (1,610 days ago) in Sagittarius

3.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Fri, 10 Jan 2020 at 21:53 EDT (1,596 days ago) in Aries

4.

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. Mon, 13 Jan 2020 at 10:06 EDT (1,593 days ago) in Sagittarius

5.

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. Sun, 08 Mar 2020 at 08:14 EDT (1,538 days ago) in Aquarius

6.

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, 26 Apr 2020 at 04:51 EDT (1,489 days ago) in Aries

7.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sun, 10 May 2020 at 23:38 EDT (1,475 days ago) in Capricornus

8.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Thu, 14 May 2020 at 10:33 EDT (1,471 days ago) in Sagittarius

9.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 22 Jun 2020 at 22:58 EDT (1,432 days ago) in Aquarius

10.

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, 14 Jul 2020 at 03:50 EDT (1,410 days ago) in Sagittarius

11.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Wed, 15 Jul 2020 at 05:56 EDT (1,409 days ago) in Sagittarius

12.

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. Mon, 20 Jul 2020 at 18:19 EDT (1,404 days ago) in Sagittarius

13.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Mon, 03 Aug 2020 at 05:24 EDT (1,390 days ago) in Pisces

14.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sat, 15 Aug 2020 at 09:40 EDT (1,378 days ago) in Aries

15.

Mars 2020: a great chance to see the red planet The coming opposition of Mars will be the best opportunity to observe it for many years to come. Sat, 22 Aug 2020 (1,370 days ago)

16.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Wed, 09 Sep 2020 at 18:21 EDT (1,353 days ago) in Pisces

17.

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, 11 Sep 2020 at 16:17 EDT (1,351 days ago) in Aquarius

18.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sat, 12 Sep 2020 at 20:47 EDT (1,350 days ago) in Sagittarius

19.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Tue, 29 Sep 2020 at 00:44 EDT (1,333 days ago) in Sagittarius

20.

Mars at perigee Mars reaches its closest point to the Earth – marking the best time to observe it in 1970. Tue, 06 Oct 2020 at 10:13 EDT (1,326 days ago) in Pisces