261.

A parade of 5 planets in the evening sky All five of the planets that are visible to the unaided eye will be above the horizon at the same time. Mon, 17 Sep 2040 (5,902 days away) in Virgo

262.

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. Tue, 18 Sep 2040 at 02:43 EDT (5,903 days away) in Capricornus

263.

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. Tue, 18 Sep 2040 at 12:15 EDT (5,903 days away) in Aquarius

264.

Full Moon The Moon reaches full phase and is visible for much of the night. Thu, 20 Sep 2040 at 13:42 EDT (5,905 days away) in Pisces

265.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Sat, 22 Sep 2040 at 05:38 EDT (5,907 days away) in Virgo

266.

Close approach of the Moon and Neptune The Moon and Neptune pass close to each other. Sun, 23 Sep 2040 at 05:16 EDT (5,908 days away) in Aries

267.

Lunar occultation of Neptune The Moon will pass in front of Neptune, creating a lunar occultation visible from countries and territories including the Contiguous United States, Mexico, Nicaragua and Honduras amongst others. Sun, 23 Sep 2040 at 05:16 EDT (5,908 days away) in Aries

268.

Conjunction of Mercury and Mars Mercury and Mars share the same right ascension, at a separation of 2°48'. Sun, 23 Sep 2040 at 16:34 EDT (5,908 days away) in Virgo

269.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Wed, 26 Sep 2040 at 12:06 EDT (5,911 days away) in Virgo

270.

Daytime Sextantid meteor shower 2040 The Daytime Sextantid meteor shower reaches its peak. Thu, 27 Sep 2040 (5,912 days away) in Sextans

271.

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. Fri, 28 Sep 2040 at 00:41 EDT (5,913 days away) in Gemini

272.

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. Sat, 29 Sep 2040 at 22:48 EDT (5,914 days away) in Cancer

273.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Mon, 01 Oct 2040 at 13:25 EDT (5,916 days away) in Virgo

274.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Wed, 03 Oct 2040 at 10:49 EDT (5,918 days away) in Virgo

275.

Jupiter at solar conjunction Jupiter is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Thu, 04 Oct 2040 at 16:12 EDT (5,919 days away) in Virgo

276.

October Camelopardalid meteor shower 2040 The October Camelopardalid meteor shower reaches its peak. Fri, 05 Oct 2040 (5,920 days away) in Draco

277.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 06 Oct 2040 at 01:27 EDT (5,921 days away) in Virgo

278.

Saturn at solar conjunction Saturn is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sun, 07 Oct 2040 at 13:15 EDT (5,922 days away) in Virgo

279.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 1°51'. Sun, 07 Oct 2040 at 16:45 EDT (5,922 days away) in Virgo

280.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 5°32'. Sun, 07 Oct 2040 at 17:38 EDT (5,922 days away) in Virgo