421.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Thu, 06 Sep 2018 at 07:19 EDT (2,123 days ago) in Sagittarius

422.

Venus at aphelion Venus passes the furthest point along its orbit from the Sun. Wed, 05 Sep 2018 at 07:32 EDT (2,124 days ago) in Virgo

423.

Moon at Last Quarter The Moon reaches last quarter phase – rising in the east at around midnight and appearing high in the sky by sunrise. Sun, 02 Sep 2018 at 22:37 EDT (2,127 days ago) in Taurus

424.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from Greenland, Iceland and Canada. Sun, 02 Sep 2018 at 21:36 EDT (2,127 days ago) in Taurus

425.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Sun, 02 Sep 2018 at 17:45 EDT (2,127 days ago) in Taurus

426.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sun, 02 Sep 2018 at 05:42 EDT (2,127 days ago) in Leo

427.

Aurigid meteor shower 2018 The Aurigid meteor shower reaches its peak. Sat, 01 Sep 2018 (2,128 days ago) in Auriga

428.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Tue, 28 Aug 2018 (2,132 days ago) in Cancer

429.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Tue, 28 Aug 2018 at 07:08 EDT (2,132 days ago) in Cancer

430.

Mars ends retrograde motion Mars returns to its usual eastward motion after opposition. Mon, 27 Aug 2018 at 10:01 EDT (2,133 days ago) in Sagittarius

431.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Sun, 26 Aug 2018 at 17:56 EDT (2,134 days ago) in Cancer

432.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 26 Aug 2018 at 07:56 EDT (2,134 days ago) in Aquarius

433.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Fri, 24 Aug 2018 at 00:30 EDT (2,136 days ago) in Capricornus

434.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 6°46'. Thu, 23 Aug 2018 at 13:12 EDT (2,137 days ago) in Capricornus

435.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Thu, 23 Aug 2018 at 11:35 EDT (2,137 days ago) in Capricornus

436.

The Moon at apogee The Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month. Thu, 23 Aug 2018 at 07:22 EDT (2,137 days ago) in Sagittarius

437.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Tue, 21 Aug 2018 at 05:52 EDT (2,139 days ago) in Sagittarius

438.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°07'. Tue, 21 Aug 2018 at 05:37 EDT (2,139 days ago) in Sagittarius

439.

Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and setting in the west at around midnight. Sat, 18 Aug 2018 at 03:49 EDT (2,142 days ago) in Libra

440.

κ-Cygnid meteor shower 2018 The κ-Cygnid meteor shower reaches its peak. Sat, 18 Aug 2018 (2,142 days ago) in Draco