261.

June solstice 21 June will be the longest day of 1978 in the northern hemisphere. Wed, 21 Jun 1978 at 14:09 EDT (16,771 days ago) in Gemini

262.

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 (16,864 days ago) in Pisces

263.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sun, 01 Jan 1978 at 18:18 EDT (16,942 days ago) in Pisces

264.

December solstice 21 December will be the shortest day of 1977 in the northern hemisphere. Wed, 21 Dec 1977 at 18:24 EDT (16,953 days ago) in Sagittarius

265.

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 (17,043 days ago) in Virgo

266.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Tue, 05 Jul 1977 at 16:28 EDT (17,122 days ago) in Pisces

267.

June solstice 21 June will be the longest day of 1977 in the northern hemisphere. Tue, 21 Jun 1977 at 08:16 EDT (17,136 days ago) in Gemini

268.

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 (17,229 days ago) in Pisces

269.

The Earth at perihelion The Earth reaches its closest point to the Sun. Mon, 03 Jan 1977 at 04:53 EDT (17,305 days ago) in Pisces

270.

December solstice 21 December will be the shortest day of 1976 in the northern hemisphere. Tue, 21 Dec 1976 at 12:38 EDT (17,318 days ago) in Sagittarius

271.

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 (17,408 days ago) in Virgo

272.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Fri, 02 Jul 1976 at 23:19 EDT (17,490 days ago) in Pisces

273.

June solstice 21 June will be the longest day of 1976 in the northern hemisphere. Mon, 21 Jun 1976 at 02:28 EDT (17,501 days ago) in Gemini

274.

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 (17,594 days ago) in Pisces

275.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sun, 04 Jan 1976 at 06:04 EDT (17,670 days ago) in Pisces

276.

December solstice 22 December will be the shortest day of 1975 in the northern hemisphere. Mon, 22 Dec 1975 at 06:50 EDT (17,683 days ago) in Sagittarius

277.

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 (17,773 days ago) in Virgo

278.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sat, 05 Jul 1975 at 22:35 EDT (17,853 days ago) in Pisces

279.

June solstice 22 June will be the longest day of 1975 in the northern hemisphere. Sat, 21 Jun 1975 at 20:32 EDT (17,867 days ago) in Gemini

280.

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 (17,959 days ago) in Pisces