21.

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 (3,510 days ago) in Virgo

22.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Thu, 03 Jul 2014 at 20:13 EDT (3,591 days ago) in Pisces

23.

June solstice 21 June will be the longest day of 2014 in the northern hemisphere. Sat, 21 Jun 2014 at 06:54 EDT (3,603 days ago) in Taurus

24.

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 (3,696 days ago) in Pisces

25.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sat, 04 Jan 2014 at 06:58 EDT (3,771 days ago) in Pisces

26.

December solstice 21 December will be the shortest day of 2013 in the northern hemisphere. Sat, 21 Dec 2013 at 12:14 EDT (3,785 days ago) in Sagittarius

27.

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 (3,875 days ago) in Virgo

28.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Fri, 05 Jul 2013 at 10:44 EDT (3,954 days ago) in Pisces

29.

June solstice 21 June will be the longest day of 2013 in the northern hemisphere. Fri, 21 Jun 2013 at 01:08 EDT (3,968 days ago) in Taurus

30.

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 (4,061 days ago) in Pisces

31.

The Earth at perihelion The Earth reaches its closest point to the Sun. Tue, 01 Jan 2013 at 23:37 EDT (4,138 days ago) in Pisces

32.

December solstice 21 December will be the shortest day of 2012 in the northern hemisphere. Fri, 21 Dec 2012 at 06:17 EDT (4,150 days ago) in Sagittarius

33.

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 (4,240 days ago) in Virgo

34.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Wed, 04 Jul 2012 at 23:32 EDT (4,320 days ago) in Pisces

35.

June solstice 20 June will be the longest day of 2012 in the northern hemisphere. Wed, 20 Jun 2012 at 19:15 EDT (4,334 days ago) in Taurus

36.

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 (4,426 days ago) in Pisces

37.

The Earth at perihelion The Earth reaches its closest point to the Sun. Wed, 04 Jan 2012 at 19:31 EDT (4,502 days ago) in Pisces

38.

December solstice 22 December will be the shortest day of 2011 in the northern hemisphere. Thu, 22 Dec 2011 at 00:36 EDT (4,515 days ago) in Sagittarius

39.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Fri, 23 Sep 2011 at 05:11 EDT (4,605 days ago) in Virgo

40.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Mon, 04 Jul 2011 at 10:53 EDT (4,686 days ago) in Pisces