421.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Fri, 21 Mar 2042 at 18:45 EDT (6,473 days away) in Cancer

422.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Tue, 15 Apr 2042 at 14:39 EDT (6,498 days away) in Cancer

423.

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, 23 Apr 2042 at 03:20 EDT (6,506 days away) in Virgo

424.

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, 27 Apr 2042 at 18:05 EDT (6,510 days away) in Aries

425.

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, 17 May 2042 at 19:46 EDT (6,530 days away) in Libra

426.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Mon, 19 May 2042 at 07:16 EDT (6,532 days away) in Libra

427.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Wed, 02 Jul 2042 at 20:29 EDT (6,576 days away) in Virgo

428.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sat, 19 Jul 2042 at 08:47 EDT (6,593 days away) in Libra

429.

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. Tue, 05 Aug 2042 at 03:56 EDT (6,610 days away) in Cancer

430.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Wed, 13 Aug 2042 at 04:07 EDT (6,618 days away) in Aries

431.

Neptune at perihelion Neptune passes its orbit's closest point to the Sun. Sun, 14 Sep 2042 at 23:13 EDT (6,650 days away) in Aries

432.

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. Sat, 01 Nov 2042 at 01:47 EDT (6,698 days away) in Aries

433.

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. Sat, 01 Nov 2042 at 12:21 EDT (6,698 days away) in Libra

434.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sat, 22 Nov 2042 at 10:50 EDT (6,719 days away) in Cancer

435.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Tue, 02 Dec 2042 at 17:10 EDT (6,729 days away) in Ophiuchus

436.

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. Thu, 04 Dec 2042 at 17:54 EDT (6,731 days away) in Ophiuchus

437.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sat, 17 Jan 2043 at 11:28 EDT (6,775 days away) in Aries

438.

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. Wed, 04 Feb 2043 at 03:18 EDT (6,793 days away) in Cancer

439.

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. Fri, 20 Feb 2043 at 12:07 EDT (6,809 days away) in Aquarius

440.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Wed, 25 Feb 2043 at 19:11 EDT (6,814 days away) in Libra