121.

136472 Makemake at solar conjunction 136472 Makemake is unobservable as it passes around the far side of the Sun. Tue, 26 Sep 2017 at 09:09 EDT (692 days ago) in Coma Berenices

122.

The Moon at perihelion The Moon reaches its closest point to the Sun. Fri, 22 Sep 2017 at 23:37 EDT (696 days ago) in Virgo

123.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Fri, 22 Sep 2017 at 15:50 EDT (696 days ago) in Virgo

124.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 3°44'. Fri, 22 Sep 2017 at 03:52 EDT (696 days ago) in Virgo

125.

New Moon The Moon disappears into the Sun's glare. Wed, 20 Sep 2017 at 01:31 EDT (698 days ago) in Virgo

126.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 0°01'. Mon, 18 Sep 2017 at 19:23 EDT (700 days ago) in Leo

127.

Close approach of the Moon and Mercury The Moon and Mercury pass within 0°01' of each other. Mon, 18 Sep 2017 at 19:22 EDT (700 days ago) in Leo

128.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 0°08'. Mon, 18 Sep 2017 at 15:44 EDT (700 days ago) in Leo

129.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 0°32'. Sun, 17 Sep 2017 at 20:57 EDT (701 days ago) in Leo

130.

Close approach of the Moon and Venus The Moon and Venus pass within 0°31' of each other. Sun, 17 Sep 2017 at 20:41 EDT (701 days ago) in Leo

131.

Supernova SN2017gxq discovered A new supernova has been discovered in NGC 4964. Sat, 16 Sep 2017 (701 days ago)

132.

Conjunction of Mercury and Mars Mercury and Mars share the same right ascension, at a separation of 0°03'. Sat, 16 Sep 2017 at 14:25 EDT (702 days ago) in Leo

133.

Mercury at perihelion Mercury reaches its closest point to the Sun. Fri, 15 Sep 2017 at 08:28 EDT (703 days ago) in Leo

134.

Mercury reaches highest point in morning sky Mercury is bright and well placed in the dawn sky. Thu, 14 Sep 2017 (704 days ago) in Leo

135.

The Moon at perigee The Moon appears large as it makes its closest approach to the Earth. Wed, 13 Sep 2017 at 12:07 EDT (705 days ago) in Taurus

136.

Moon at Last Quarter The Moon rises in the east at around midnight and appears high in the sky at sunrise. Wed, 13 Sep 2017 at 02:26 EDT (705 days ago) in Taurus

137.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Tue, 12 Sep 2017 at 23:34 EDT (706 days ago) in Leo

138.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Tue, 12 Sep 2017 at 05:11 EDT (706 days ago) in Leo

139.

September ε-Perseid meteor shower The September ε-Perseid meteor shower reaches its peak. Sat, 09 Sep 2017 (709 days ago) in Perseus

140.

Asteroid 89 Julia at opposition Asteroid 89 Julia is well placed for observation. Wed, 06 Sep 2017 at 20:00 EDT (712 days ago) in Pegasus