241.

September ε-Perseid meteor shower The September ε-Perseid meteor shower reaches its peak. Mon, 09 Sep 2019 (169 days ago) in Perseus

242.

Neptune at opposition Neptune is well placed for observation. Tue, 10 Sep 2019 at 03:08 EST (168 days ago) in Aquarius

243.

The Moon at aphelion The Moon reaches its furthest point from the Sun. Wed, 11 Sep 2019 at 06:15 EST (167 days ago) in Capricornus

244.

The Moon at apogee The Moon appears small as it recedes to its furthest point from the Earth. Fri, 13 Sep 2019 at 09:32 EST (165 days ago) in Aquarius

245.

Full Moon The Moon is visible for much of the night. Sat, 14 Sep 2019 at 00:33 EST (165 days ago) in Aquarius

246.

Moon at Last Quarter The Moon rises in the east at around midnight and appears high in the sky at sunrise. Sat, 21 Sep 2019 at 22:41 EST (157 days ago) in Orion

247.

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 03:34 EST (155 days ago) in Virgo

248.

Close approach of the Moon and M44 The Moon and M44 pass within 0°42' of each other. Tue, 24 Sep 2019 at 18:00 EST (154 days ago) in Cancer

249.

C/2018 W2 (Africano) reaches its brightest C/2018 W2 (Africano) is well placed for observation. Thu, 26 Sep 2019 (152 days ago) in Pegasus

250.

Daytime Sextantid meteor shower The Daytime Sextantid meteor shower reaches its peak. Fri, 27 Sep 2019 (151 days ago) in Sextans

251.

The Moon at perigee The Moon appears large as it makes its closest approach to the Earth. Fri, 27 Sep 2019 at 22:23 EST (151 days ago) in Virgo

252.

Asteroid 21 Lutetia at opposition Asteroid 21 Lutetia is well placed for observation. Sat, 28 Sep 2019 at 03:10 EST (150 days ago) in Pisces

253.

New Moon The Moon disappears into the Sun's glare. Sat, 28 Sep 2019 at 14:26 EST (150 days ago) in Virgo

254.

136472 Makemake at solar conjunction 136472 Makemake is unobservable as it passes around the far side of the Sun. Sat, 28 Sep 2019 at 22:22 EST (150 days ago) in Coma Berenices

255.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 6°14'. Sun, 29 Sep 2019 at 18:01 EST (149 days ago) in Virgo

256.

The Moon at perihelion The Moon reaches its closest point to the Sun. Tue, 01 Oct 2019 at 00:12 EST (148 days ago) in Libra

257.

Mercury at aphelion Mercury reaches its furthest point from the Sun. Thu, 03 Oct 2019 at 02:12 EST (145 days ago) in Virgo

258.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°52'. Thu, 03 Oct 2019 at 16:22 EST (145 days ago) in Ophiuchus

259.

Close approach of the Moon and Jupiter The Moon and Jupiter pass within 1°50' of each other. Thu, 03 Oct 2019 at 16:57 EST (145 days ago) in Ophiuchus

260.

Moon at First Quarter The Moon appears high in the sky at sunset and sets in the west at around midnight. Sat, 05 Oct 2019 at 12:47 EST (143 days ago) in Sagittarius