301.

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, 21 Sep 2004 at 19:36 EDT (7,214 days ago) in Virgo

302.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Mon, 20 Sep 2004 at 22:33 EDT (7,215 days ago) in Virgo

303.

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. Wed, 15 Sep 2004 at 08:30 EDT (7,220 days ago) in Leo

304.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Sun, 05 Sep 2004 at 15:18 EDT (7,230 days ago) in Leo

305.

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. Fri, 27 Aug 2004 at 14:32 EDT (7,239 days ago) in Aquarius

306.

Mars at aphelion Mars passes the furthest point along its orbit from the Sun. Sat, 07 Aug 2004 at 21:45 EDT (7,259 days ago) in Leo

307.

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, 05 Aug 2004 at 22:59 EDT (7,261 days ago) in Capricornus

308.

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, 08 Jul 2004 at 12:28 EDT (7,289 days ago) in Gemini

309.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Thu, 10 Jun 2004 at 12:20 EDT (7,317 days ago) in Aquarius

310.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Mon, 17 May 2004 at 08:27 EDT (7,341 days ago) in Capricornus

311.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Tue, 04 May 2004 at 23:11 EDT (7,354 days ago) in Leo

312.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Sun, 07 Mar 2004 at 11:19 EDT (7,412 days ago) in Gemini

313.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Thu, 04 Mar 2004 at 04:17 EDT (7,415 days ago) in Leo

314.

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. Wed, 03 Mar 2004 at 23:57 EDT (7,415 days ago) in Leo

315.

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. Sat, 21 Feb 2004 at 20:57 EDT (7,427 days ago) in Aquarius

316.

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. Mon, 02 Feb 2004 at 04:20 EDT (7,446 days ago) in Capricornus

317.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Sat, 03 Jan 2004 at 18:46 EDT (7,476 days ago) in Leo

318.

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, 31 Dec 2003 at 15:49 EDT (7,479 days ago) in Gemini

319.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sat, 08 Nov 2003 at 07:28 EDT (7,532 days ago) in Aquarius

320.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sat, 25 Oct 2003 at 19:49 EDT (7,546 days ago) in Gemini