261.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Mon, 20 Mar 1978 at 18:34 EDT (16,841 days ago) in Pisces

262.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sun, 01 Jan 1978 at 18:18 EDT (16,919 days ago) in Pisces

263.

December solstice 21 December will be the shortest day of 1977 in the northern hemisphere. Wed, 21 Dec 1977 at 18:24 EDT (16,930 days ago) in Sagittarius

264.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Thu, 22 Sep 1977 at 23:31 EDT (17,020 days ago) in Virgo

265.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Tue, 05 Jul 1977 at 16:28 EDT (17,099 days ago) in Pisces

266.

June solstice 21 June will be the longest day of 1977 in the northern hemisphere. Tue, 21 Jun 1977 at 08:16 EDT (17,113 days ago) in Gemini

267.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Sun, 20 Mar 1977 at 12:45 EDT (17,206 days ago) in Pisces

268.

The Earth at perihelion The Earth reaches its closest point to the Sun. Mon, 03 Jan 1977 at 04:53 EDT (17,282 days ago) in Pisces

269.

December solstice 21 December will be the shortest day of 1976 in the northern hemisphere. Tue, 21 Dec 1976 at 12:38 EDT (17,295 days ago) in Sagittarius

270.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Wed, 22 Sep 1976 at 17:52 EDT (17,385 days ago) in Virgo

271.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Fri, 02 Jul 1976 at 23:19 EDT (17,467 days ago) in Pisces

272.

June solstice 21 June will be the longest day of 1976 in the northern hemisphere. Mon, 21 Jun 1976 at 02:28 EDT (17,478 days ago) in Gemini

273.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Sat, 20 Mar 1976 at 06:54 EDT (17,571 days ago) in Pisces

274.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sun, 04 Jan 1976 at 06:04 EDT (17,647 days ago) in Pisces

275.

December solstice 22 December will be the shortest day of 1975 in the northern hemisphere. Mon, 22 Dec 1975 at 06:50 EDT (17,660 days ago) in Sagittarius

276.

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 1975 at 12:00 EDT (17,750 days ago) in Virgo

277.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sat, 05 Jul 1975 at 22:35 EDT (17,830 days ago) in Pisces

278.

June solstice 22 June will be the longest day of 1975 in the northern hemisphere. Sat, 21 Jun 1975 at 20:32 EDT (17,844 days ago) in Gemini

279.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Fri, 21 Mar 1975 at 02:03 EDT (17,936 days ago) in Pisces

280.

The Earth at perihelion The Earth reaches its closest point to the Sun. Thu, 02 Jan 1975 at 07:55 EDT (18,014 days ago) in Pisces