21.

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 2015 at 18:46 EDT (3,336 days ago) in Pisces

22.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sun, 04 Jan 2015 at 01:36 EDT (3,411 days ago) in Pisces

23.

December solstice 21 December will be the shortest day of 2014 in the northern hemisphere. Sun, 21 Dec 2014 at 18:04 EDT (3,425 days ago) in Sagittarius

24.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Mon, 22 Sep 2014 at 22:31 EDT (3,515 days ago) in Virgo

25.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Thu, 03 Jul 2014 at 20:13 EDT (3,596 days ago) in Pisces

26.

June solstice 21 June will be the longest day of 2014 in the northern hemisphere. Sat, 21 Jun 2014 at 06:54 EDT (3,608 days ago) in Taurus

27.

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 2014 at 13:00 EDT (3,701 days ago) in Pisces

28.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sat, 04 Jan 2014 at 06:58 EDT (3,776 days ago) in Pisces

29.

December solstice 21 December will be the shortest day of 2013 in the northern hemisphere. Sat, 21 Dec 2013 at 12:14 EDT (3,790 days ago) in Sagittarius

30.

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 2013 at 16:48 EDT (3,880 days ago) in Virgo

31.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Fri, 05 Jul 2013 at 10:44 EDT (3,959 days ago) in Pisces

32.

June solstice 21 June will be the longest day of 2013 in the northern hemisphere. Fri, 21 Jun 2013 at 01:08 EDT (3,973 days ago) in Taurus

33.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Wed, 20 Mar 2013 at 07:07 EDT (4,066 days ago) in Pisces

34.

The Earth at perihelion The Earth reaches its closest point to the Sun. Tue, 01 Jan 2013 at 23:37 EDT (4,143 days ago) in Pisces

35.

December solstice 21 December will be the shortest day of 2012 in the northern hemisphere. Fri, 21 Dec 2012 at 06:17 EDT (4,155 days ago) in Sagittarius

36.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Sat, 22 Sep 2012 at 10:54 EDT (4,245 days ago) in Virgo

37.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Wed, 04 Jul 2012 at 23:32 EDT (4,325 days ago) in Pisces

38.

June solstice 20 June will be the longest day of 2012 in the northern hemisphere. Wed, 20 Jun 2012 at 19:15 EDT (4,339 days ago) in Taurus

39.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Tue, 20 Mar 2012 at 01:21 EDT (4,431 days ago) in Pisces

40.

The Earth at perihelion The Earth reaches its closest point to the Sun. Wed, 04 Jan 2012 at 19:31 EDT (4,507 days ago) in Pisces