21.

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 2021 at 12:14 PDT (1,389 days ago) in Virgo

22.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Mon, 05 Jul 2021 at 15:27 PDT (1,468 days ago) in Pisces

23.

June solstice 21 June will be the longest day of 2021 in the northern hemisphere. Sun, 20 Jun 2021 at 20:25 PDT (1,483 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. Sat, 20 Mar 2021 at 02:30 PDT (1,575 days ago) in Pisces

25.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sat, 02 Jan 2021 at 05:50 PDT (1,652 days ago) in Pisces

26.

December solstice 21 December will be the shortest day of 2020 in the northern hemisphere. Mon, 21 Dec 2020 at 01:55 PDT (1,664 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. Tue, 22 Sep 2020 at 06:23 PDT (1,754 days ago) in Virgo

28.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sat, 04 Jul 2020 at 04:34 PDT (1,834 days ago) in Pisces

29.

June solstice 20 June will be the longest day of 2020 in the northern hemisphere. Sat, 20 Jun 2020 at 14:36 PDT (1,848 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. Thu, 19 Mar 2020 at 20:42 PDT (1,941 days ago) in Pisces

31.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sat, 04 Jan 2020 at 23:47 PDT (2,015 days ago) in Pisces

32.

December solstice 22 December will be the shortest day of 2019 in the northern hemisphere. Sat, 21 Dec 2019 at 20:12 PDT (2,030 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. Mon, 23 Sep 2019 at 00:43 PDT (2,119 days ago) in Virgo

34.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Thu, 04 Jul 2019 at 15:10 PDT (2,200 days ago) in Pisces

35.

June solstice 21 June will be the longest day of 2019 in the northern hemisphere. Fri, 21 Jun 2019 at 08:47 PDT (2,213 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. Wed, 20 Mar 2019 at 14:52 PDT (2,306 days ago) in Pisces

37.

The Earth at perihelion The Earth reaches its closest point to the Sun. Wed, 02 Jan 2019 at 21:19 PDT (2,383 days ago) in Pisces

38.

December solstice 21 December will be the shortest day of 2018 in the northern hemisphere. Fri, 21 Dec 2018 at 14:16 PDT (2,395 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. Sat, 22 Sep 2018 at 18:48 PDT (2,485 days ago) in Virgo

40.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Fri, 06 Jul 2018 at 09:46 PDT (2,563 days ago) in Pisces