3661.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Thu, 23 Sep 2027 at 02:06 EDT (1,173 days away) in Virgo

3662.

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. Thu, 23 Sep 2027 at 06:20 EDT (1,173 days away) in Taurus

3663.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Fri, 24 Sep 2027 at 11:59 EDT (1,174 days away) in Virgo

3664.

NGC 55 is well placed NGC 55 (mag 8.2), a barred irregular galaxy in Sculptor culminates at around midnight local time. Sat, 25 Sep 2027 (1,175 days away) in Sculptor

3665.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Sat, 25 Sep 2027 at 21:43 EDT (1,175 days away) in Cancer

3666.

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, 27 Sep 2027 at 16:10 EDT (1,177 days away) in Leo

3667.

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. Mon, 27 Sep 2027 (1,177 days away) in Tucana

3668.

Daytime Sextantid meteor shower 2027 The Daytime Sextantid meteor shower reaches its peak. Mon, 27 Sep 2027 (1,178 days away) in Sextans

3669.

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, 28 Sep 2027 at 10:10 EDT (1,178 days away) in Pisces

3670.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 4°13'. Tue, 28 Sep 2027 at 11:36 EDT (1,178 days away) in Leo

3671.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Wed, 29 Sep 2027 at 10:06 EDT (1,179 days away) in Virgo

3672.

New Moon The Moon disappears into the Sun's glare for a few days. Wed, 29 Sep 2027 at 22:37 EDT (1,179 days away) in Virgo

3673.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 6°13'. Fri, 01 Oct 2027 at 03:11 EDT (1,181 days away) in Virgo

3674.

Close approach of the Moon and Mercury The Moon and Mercury pass close to each other. Fri, 01 Oct 2027 at 19:21 EDT (1,181 days away) in Virgo

3675.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 1°45'. Fri, 01 Oct 2027 at 20:28 EDT (1,181 days away) in Virgo

3676.

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. Sat, 02 Oct 2027 at 15:05 EDT (1,182 days away) in Libra

3677.

The Andromeda Galaxy is well placed The Andromeda Galaxy M31 (mag 3.4) culminates at around midnight local time. Sat, 02 Oct 2027 (1,182 days away) in Andromeda

3678.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 03 Oct 2027 at 02:52 EDT (1,183 days away) in Libra

3679.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 4°30'. Sun, 03 Oct 2027 at 04:59 EDT (1,183 days away) in Libra

3680.

NGC 253 is well placed The Sculptor Galaxy NGC 253 (mag 7.1) culminates at around midnight local time. Sun, 03 Oct 2027 (1,183 days away) in Sculptor