321.

Close approach of Jupiter and Mars Jupiter and Mars pass within 2°12' of each other. Sun, 28 Sep 2031 at 20:55 EDT (2,599 days away) in Ophiuchus

322.

Conjunction of Jupiter and Mars Jupiter and Mars share the same right ascension, at a separation of 2°12'. Mon, 29 Sep 2031 at 01:45 EDT (2,600 days away) in Ophiuchus

323.

Blue Moon The Moon reaches full phase and is visible for much of the night. Tue, 30 Sep 2031 at 14:57 EDT (2,601 days away) in Pisces

324.

The Andromeda Galaxy is well placed The Andromeda Galaxy M31 (mag 3.4) culminates at around midnight local time. Thu, 02 Oct 2031 (2,603 days away) in Andromeda

325.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Thu, 02 Oct 2031 at 23:08 EDT (2,603 days away) in Taurus

326.

NGC 253 is well placed The Sculptor Galaxy NGC 253 (mag 7.1) culminates at around midnight local time. Fri, 03 Oct 2031 (2,604 days away) in Sculptor

327.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sun, 05 Oct 2031 at 06:46 EDT (2,606 days away) in Taurus

328.

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. Sun, 05 Oct 2031 (2,606 days away) in Tucana

329.

NGC 300 is well placed NGC 300 (mag 8.1), a spiral galaxy in Sculptor culminates at around midnight local time. Sun, 05 Oct 2031 (2,606 days away) in Sculptor

330.

October Camelopardalid meteor shower 2031 The October Camelopardalid meteor shower reaches its peak. Mon, 06 Oct 2031 (2,607 days away) in Draco

331.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Mon, 06 Oct 2031 at 10:35 EDT (2,607 days away) in Taurus

332.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 1°18'. Mon, 06 Oct 2031 at 10:38 EDT (2,607 days away) in Taurus

333.

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. Tue, 07 Oct 2031 at 12:13 EDT (2,608 days away) in Pisces

334.

NGC 362 is well placed The globular cluster NGC 362 (mag 6.6) in Tucana culminates at around midnight local time. Tue, 07 Oct 2031 (2,608 days away) in Tucana

335.

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. Wed, 08 Oct 2031 at 06:50 EDT (2,609 days away) in Gemini

336.

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, 09 Oct 2031 at 02:21 EDT (2,610 days away) in Gemini

337.

Draconid meteor shower 2031 The Draconid meteor shower reaches its peak. Thu, 09 Oct 2031 (2,610 days away) in Draco

338.

Southern Taurid meteor shower 2031 The Southern Taurid meteor shower reaches its peak. Fri, 10 Oct 2031 (2,611 days away) in Cetus

339.

136472 Makemake at solar conjunction 136472 Makemake is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 10 Oct 2031 at 19:18 EDT (2,611 days away) in Bootes

340.

δ-Aurigid meteor shower 2031 The δ-Aurigid meteor shower reaches its peak. Sat, 11 Oct 2031 (2,612 days away) in Auriga