421.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Fri, 02 Apr 1999 at 08:02 EDT (9,237 days ago) in Pisces

422.

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, 01 Apr 1999 at 00:59 EDT (9,238 days ago) in Pisces

423.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Thu, 18 Mar 1999 at 08:45 EDT (9,252 days ago) in Libra

424.

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, 01 Feb 1999 at 20:49 EDT (9,297 days ago) in Capricornus

425.

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. Fri, 22 Jan 1999 at 03:13 EDT (9,307 days ago) in Capricornus

426.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Tue, 29 Dec 1998 at 10:56 EDT (9,331 days ago) in Pisces

427.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Wed, 16 Dec 1998 at 15:32 EDT (9,344 days ago) in Virgo

428.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Fri, 13 Nov 1998 at 07:52 EDT (9,377 days ago) in Aquarius

429.

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. Fri, 23 Oct 1998 at 14:41 EDT (9,398 days ago) in Pisces

430.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sun, 18 Oct 1998 at 16:23 EDT (9,403 days ago) in Capricornus

431.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sun, 11 Oct 1998 at 10:39 EDT (9,410 days ago) in Sagittarius

432.

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, 15 Sep 1998 at 22:54 EDT (9,436 days ago) in Aquarius

433.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Tue, 15 Sep 1998 at 12:57 EDT (9,436 days ago) in Aquarius

434.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sat, 15 Aug 1998 at 15:00 EDT (9,467 days ago) in Cetus

435.

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, 03 Aug 1998 at 03:04 EDT (9,479 days ago) in Capricornus

436.

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. Thu, 23 Jul 1998 at 16:11 EDT (9,490 days ago) in Capricornus

437.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Fri, 17 Jul 1998 at 21:47 EDT (9,496 days ago) in Pisces

438.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Sun, 21 Jun 1998 at 08:40 EDT (9,522 days ago) in Taurus

439.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sun, 17 May 1998 at 10:42 EDT (9,557 days ago) in Capricornus

440.

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, 12 May 1998 at 15:12 EDT (9,562 days ago) in Aries