401.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Tue, 22 Nov 2005 at 03:53 EDT (6,795 days ago) in Cancer

402.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Tue, 15 Nov 2005 at 19:38 EDT (6,802 days ago) in Aquarius

403.

Mars at opposition Mars lies in the opposite direction to the Sun in the sky, making it closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Mon, 07 Nov 2005 at 02:51 EDT (6,810 days ago) in Aries

404.

Mars at perigee Mars reaches its closest point to the Earth – marking the best time to observe it in 1970. Sat, 29 Oct 2005 at 23:19 EDT (6,819 days ago) in Aries

405.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Wed, 26 Oct 2005 at 18:49 EDT (6,822 days ago) in Capricornus

406.

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. Sat, 22 Oct 2005 at 08:43 EDT (6,826 days ago) in Virgo

407.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Thu, 20 Oct 2005 at 16:24 EDT (6,828 days ago) in Virgo

408.

Mars enters retrograde motion Mars reverses its direction of motion across the sky. Sat, 01 Oct 2005 at 18:07 EDT (6,847 days ago) in Taurus

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. Wed, 31 Aug 2005 at 22:54 EDT (6,878 days ago) in Aquarius

410.

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. Mon, 08 Aug 2005 at 12:02 EDT (6,901 days ago) in Capricornus

411.

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, 23 Jul 2005 at 12:50 EDT (6,917 days ago) in Cancer

412.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Sun, 17 Jul 2005 at 12:24 EDT (6,923 days ago) in Pisces

413.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Tue, 14 Jun 2005 at 19:08 EDT (6,956 days ago) in Aquarius

414.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Sun, 05 Jun 2005 at 03:31 EDT (6,965 days ago) in Virgo

415.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Thu, 19 May 2005 at 20:36 EDT (6,982 days ago) in Capricornus

416.

Jupiter at aphelion Jupiter passes the furthest point along its orbit from the Sun. Sun, 17 Apr 2005 at 13:33 EDT (7,014 days ago) in Virgo

417.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Mon, 04 Apr 2005 at 09:38 EDT (7,027 days ago) in Virgo

418.

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. Sun, 03 Apr 2005 at 11:22 EDT (7,028 days ago) in Virgo

419.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Mon, 21 Mar 2005 at 21:42 EDT (7,041 days ago) in Gemini

420.

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. Fri, 25 Feb 2005 at 01:23 EDT (7,065 days ago) in Aquarius