301.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sun, 04 Jul 1971 at 00:13 EDT (19,294 days ago) in Pisces

302.

June solstice 22 June will be the longest day of 1971 in the northern hemisphere. Mon, 21 Jun 1971 at 21:24 EDT (19,307 days ago) in Gemini

303.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Sun, 21 Mar 1971 at 01:42 EDT (19,399 days ago) in Pisces

304.

The Earth at perihelion The Earth reaches its closest point to the Sun. Mon, 04 Jan 1971 at 13:31 EDT (19,475 days ago) in Pisces

305.

December solstice 22 December will be the shortest day of 1970 in the northern hemisphere. Tue, 22 Dec 1970 at 01:39 EDT (19,488 days ago) in Sagittarius

306.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Wed, 23 Sep 1970 at 07:02 EDT (19,578 days ago) in Virgo

307.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sat, 04 Jul 1970 at 10:50 EDT (19,659 days ago) in Pisces

308.

June solstice 21 June will be the longest day of 1970 in the northern hemisphere. Sun, 21 Jun 1970 at 15:45 EDT (19,672 days ago) in Gemini

309.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Fri, 20 Mar 1970 at 19:58 EDT (19,765 days ago) in Pisces

310.

The Earth at perihelion The Earth reaches its closest point to the Sun. Thu, 01 Jan 1970 at 16:08 EDT (19,843 days ago) in Pisces

311.

December solstice 22 December will be the shortest day of 1969 in the northern hemisphere. Sun, 21 Dec 1969 at 19:45 EDT (19,854 days ago) in Sagittarius

312.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Tue, 23 Sep 1969 at 01:08 EDT (19,943 days ago) in Virgo

313.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sat, 05 Jul 1969 at 15:53 EDT (20,023 days ago) in Pisces

314.

June solstice 21 June will be the longest day of 1969 in the northern hemisphere. Sat, 21 Jun 1969 at 09:55 EDT (20,037 days ago) in Gemini

315.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Thu, 20 Mar 1969 at 14:08 EDT (20,130 days ago) in Pisces

316.

The Earth at perihelion The Earth reaches its closest point to the Sun. Thu, 02 Jan 1969 at 20:06 EDT (20,207 days ago) in Pisces

317.

December solstice 21 December will be the shortest day of 1968 in the northern hemisphere. Sat, 21 Dec 1968 at 13:59 EDT (20,219 days ago) in Sagittarius

318.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Sun, 22 Sep 1968 at 19:24 EDT (20,309 days ago) in Virgo

319.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Tue, 02 Jul 1968 at 15:55 EDT (20,391 days ago) in Pisces

320.

June solstice 21 June will be the longest day of 1968 in the northern hemisphere. Fri, 21 Jun 1968 at 04:11 EDT (20,402 days ago) in Gemini