301.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Fri, 20 Sep 2030 at 17:26 EDT (2,276 days away) in Taurus

302.

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 2030 at 19:33 EDT (2,278 days away) in Virgo

303.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 6°33'. Tue, 24 Sep 2030 at 13:09 EDT (2,280 days away) in Leo

304.

NGC 55 is well placed NGC 55 (mag 8.2), a barred irregular galaxy in Sculptor culminates at around midnight local time. Wed, 25 Sep 2030 (2,281 days away) in Sculptor

305.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 27 Sep 2030 at 05:55 EDT (2,283 days away) in Virgo

306.

Daytime Sextantid meteor shower 2030 The Daytime Sextantid meteor shower reaches its peak. Fri, 27 Sep 2030 (2,283 days away) in Sextans

307.

47 Tuc is well placed The second brightest globular cluster in the sky, 47 Tuc (NGC 104; mag 4.0), in Tucana culminates at around midnight local time. Fri, 27 Sep 2030 (2,283 days away) in Tucana

308.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Sat, 28 Sep 2030 at 05:21 EDT (2,284 days away) in Taurus

309.

The Moon at perihelion The Moon passes its orbit's closest point to the Sun, which happens each month around the time of new moon. Sun, 29 Sep 2030 at 10:59 EDT (2,285 days away) in Virgo

310.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Mon, 30 Sep 2030 at 11:36 EDT (2,286 days away) in Libra

311.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Mon, 30 Sep 2030 at 19:58 EDT (2,286 days away) in Libra

312.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°54'. Mon, 30 Sep 2030 at 20:27 EDT (2,286 days away) in Libra

313.

Asteroid 1917 Cuyo at opposition Asteroid 1917 Cuyo makes closest approach to the Earth. Wed, 02 Oct 2030 at 12:46 EDT (2,288 days away) in Pisces

314.

The Andromeda Galaxy is well placed The Andromeda Galaxy M31 (mag 3.4) culminates at around midnight local time. Wed, 02 Oct 2030 (2,288 days away) in Andromeda

315.

NGC 253 is well placed The Sculptor Galaxy NGC 253 (mag 7.1) culminates at around midnight local time. Thu, 03 Oct 2030 (2,289 days away) in Sculptor

316.

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. Thu, 03 Oct 2030 at 23:56 EDT (2,289 days away) in Sagittarius

317.

The Small Magellanic Cloud is well placed The Milky Way's dwarf companion, the Small Magellanic Cloud (SMC; mag 2.7), in Tucana culminates at around midnight local time. Fri, 04 Oct 2030 (2,290 days away) in Tucana

318.

Neptune at opposition Neptune lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Fri, 04 Oct 2030 at 23:37 EDT (2,290 days away) in Pisces

319.

NGC 300 is well placed NGC 300 (mag 8.1), a spiral galaxy in Sculptor culminates at around midnight local time. Sat, 05 Oct 2030 (2,291 days away) in Sculptor

320.

October Camelopardalid meteor shower 2030 The October Camelopardalid meteor shower reaches its peak. Sun, 06 Oct 2030 (2,292 days away) in Draco