501.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Sun, 24 Jul 2044 at 23:24 EDT (7,312 days away) in Capricornus

502.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Wed, 27 Jul 2044 at 03:10 EDT (7,315 days away) in Libra

503.

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, 14 Aug 2044 at 11:39 EDT (7,333 days away) in Leo

504.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Wed, 17 Aug 2044 at 07:10 EDT (7,336 days away) in Aries

505.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Thu, 22 Sep 2044 at 10:36 EDT (7,372 days away) in Sagittarius

506.

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, 05 Nov 2044 at 01:11 EDT (7,416 days away) in Aries

507.

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. Thu, 24 Nov 2044 at 05:36 EDT (7,435 days away) in Libra

508.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Thu, 01 Dec 2044 at 09:55 EDT (7,442 days away) in Leo

509.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Sun, 15 Jan 2045 at 02:25 EDT (7,487 days away) in Capricornus

510.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sat, 21 Jan 2045 at 10:35 EDT (7,493 days away) in Aries

511.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Mon, 06 Feb 2045 at 18:50 EDT (7,509 days away) in Capricornus

512.

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. Tue, 07 Feb 2045 at 09:32 EDT (7,510 days away) in Capricornus

513.

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, 12 Feb 2045 at 22:48 EDT (7,515 days away) in Leo

514.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Mon, 20 Mar 2045 at 14:37 EDT (7,551 days away) in Ophiuchus

515.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sat, 29 Apr 2045 at 13:45 EDT (7,591 days away) in Leo

516.

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. Tue, 02 May 2045 at 06:07 EDT (7,594 days away) in Aries

517.

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, 04 May 2045 at 10:18 EDT (7,596 days away) in Aries

518.

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, 29 May 2045 at 06:50 EDT (7,621 days away) in Ophiuchus

519.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Wed, 14 Jun 2045 at 17:05 EDT (7,637 days away) in Taurus

520.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Fri, 30 Jun 2045 at 20:26 EDT (7,653 days away) in Aquarius