141.

New Moon The Moon disappears into the Sun's glare for a few days. Thu, 10 Sep 2026 at 23:28 EDT (57 days away) in Leo

142.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°50'. Sat, 12 Sep 2026 at 03:29 EDT (59 days away) in Virgo

143.

The Moon at perihelion The Moon passes its closest point to the Sun, a monthly occurrence around the time of new moon. Sun, 13 Sep 2026 at 15:06 EDT (60 days away) in Virgo

144.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 31'. Mon, 14 Sep 2026 at 07:11 EDT (61 days away) in Virgo

145.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Mon, 14 Sep 2026 at 07:34 EDT (61 days away) in Virgo

146.

Lunar occultation of Venus The Moon will pass in front of Venus, creating a lunar occultation visible from parts of Africa, Asia, Europe, Russia, British Indian Ocean Territory, Corsica, Menorca, Mallorca, Ibiza, Isla de Alborán, Melilla, Islas Chafarinas and RAF Akrotiri. Mon, 14 Sep 2026 at 07:34 EDT (61 days away) in Virgo

147.

Lunar occultation of Antares The Moon will pass in front of Antares (Alpha Scorpii), creating a lunar occultation visible from countries and territories including Antarctica, Australia, Tasmania and Heard Island and McDonald Islands amongst others. Thu, 17 Sep 2026 at 08:53 EDT (64 days away) in Scorpius

148.

Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and remaining visible until around midnight. Fri, 18 Sep 2026 at 16:44 EDT (65 days away) in Ophiuchus

149.

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. Fri, 18 Sep 2026 at 23:00 EDT (65 days away) in Sagittarius

150.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from French Polynesia, New Zealand and Pitcairn. Sun, 20 Sep 2026 at 02:45 EDT (67 days away) in Sagittarius

151.

Venus at greatest brightness Venus reaches its greatest brightness in the evening sky. Tue, 22 Sep 2026 at 13:32 EDT (69 days away) in Virgo

152.

September equinox Day and night have equal length: the beginning of astronomical autumn in the northern hemisphere. Tue, 22 Sep 2026 at 20:08 EDT (69 days away) in Virgo

153.

The Moon at aphelion The Moon passes its furthest point from the Sun, a monthly occurrence around the time of full moon. Wed, 23 Sep 2026 at 14:53 EDT (70 days away) in Capricornus

154.

NGC 55 is well placed NGC 55 (mag 8.2), a barred irregular galaxy in Sculptor culminates at around midnight local time. Fri, 25 Sep 2026 (72 days away) in Sculptor

155.

Neptune at opposition Neptune is optimally positioned for observation. Fri, 25 Sep 2026 at 21:28 EDT (72 days away) in Pisces

156.

Full Moon The Moon reaches full phase and is visible for much of the night. Sat, 26 Sep 2026 at 12:48 EDT (73 days away) in Pisces

157.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sun, 27 Sep 2026 at 02:35 EDT (74 days away) in Cetus

158.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Sun, 27 Sep 2026 at 04:57 EDT (74 days away) in Virgo

159.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 6°55'. Sun, 27 Sep 2026 at 08:00 EDT (74 days away) in Cetus

160.

Daytime Sextantid meteor shower 2026 The Daytime Sextantid meteor shower reaches its peak. Sun, 27 Sep 2026 (74 days away) in Sextans