401.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Sat, 01 Feb 2003 at 14:10 EDT (7,776 days ago) in Cancer

402.

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, 30 Jan 2003 at 18:25 EDT (7,778 days ago) in Capricornus

403.

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, 17 Dec 2002 at 12:20 EDT (7,822 days ago) in Taurus

404.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Wed, 04 Dec 2002 at 07:01 EDT (7,835 days ago) in Leo

405.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Mon, 04 Nov 2002 at 01:04 EDT (7,865 days ago) in Capricornus

406.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sun, 20 Oct 2002 at 08:27 EDT (7,880 days ago) in Capricornus

407.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Fri, 11 Oct 2002 at 08:41 EDT (7,889 days ago) in Orion

408.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Fri, 20 Sep 2002 at 22:48 EDT (7,910 days ago) in Leo

409.

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, 19 Aug 2002 at 20:45 EDT (7,942 days ago) in Capricornus

410.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Wed, 14 Aug 2002 at 07:48 EDT (7,947 days ago) in Leo

411.

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. Sat, 10 Aug 2002 at 17:51 EDT (7,951 days ago) in Leo

412.

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, 01 Aug 2002 at 20:48 EDT (7,960 days ago) in Capricornus

413.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Sun, 21 Jul 2002 at 07:19 EDT (7,971 days ago) in Gemini

414.

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, 19 Jul 2002 at 21:07 EDT (7,973 days ago) in Gemini

415.

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. Sun, 09 Jun 2002 at 07:13 EDT (8,013 days ago) in Taurus

416.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sun, 02 Jun 2002 at 20:33 EDT (8,020 days ago) in Aquarius

417.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 13 May 2002 at 07:27 EDT (8,040 days ago) in Capricornus

418.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Fri, 01 Mar 2002 at 09:57 EDT (8,113 days ago) in Gemini

419.

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. Wed, 13 Feb 2002 at 11:57 EDT (8,129 days ago) in Capricornus

420.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Thu, 07 Feb 2002 at 20:51 EDT (8,135 days ago) in Taurus