{"id":65,"date":"2023-01-10T03:00:32","date_gmt":"2023-01-10T03:00:32","guid":{"rendered":"https:\/\/lasvegasobservatory.com\/?page_id=65"},"modified":"2026-09-04T00:12:10","modified_gmt":"2026-09-04T00:12:10","slug":"night-sky-calendar","status":"publish","type":"page","link":"https:\/\/lasvegasobservatory.com\/index.php\/night-sky-calendar\/","title":{"rendered":"Night Sky Calendar"},"content":{"rendered":"\n

SEPTEMBER 2026 (Northern Hemisphere)<\/strong><\/p>\n\n\n\n

2<\/td>Venus 1.5\u00b0 SSW of Spica<\/strong> at 1h UT (evening sky). Mags. \u22124.5 and 1.0.<\/td><\/tr>
3<\/td>Moon near the Pleiades<\/strong> at 13h UT (morning sky).<\/td><\/tr>
4<\/td>Last Quarter Moon<\/strong> at 7:51 UT.<\/td><\/tr>
5<\/td>Moon near M35<\/strong> Cluster at 20h UT (morning sky).<\/td><\/tr>
6<\/td>Moon near Mars<\/strong> at 20h UT (morning sky). Mag. 1.2.<\/td><\/tr>
6<\/td>Moon at perigee<\/strong> (closest to Earth) at 20:44 UT (distance 368,259km; angular size 32.4′).<\/td><\/tr>
7<\/td>Moon near Castor<\/strong> at 1h UT (morning sky).<\/td><\/tr>
7<\/td>Moon near Pollux<\/strong> at 6h UT (morning sky).<\/td><\/tr>
8<\/td>Moon near Beehive Cluster (M44)<\/strong> at 7h UT (morning sky).<\/td><\/tr>
8<\/td>Moon near Jupiter<\/strong> at 20h UT (morning sky). Mag. \u22121.8.<\/td><\/tr>
9<\/td>Moon near Regulus<\/strong> at 21h UT (morning sky).<\/td><\/tr>
11<\/td>New Moon<\/strong> at 3:26 UT. Start of lunation 1283.<\/td><\/tr>
13<\/td>Moon near Spica<\/strong> at 20h UT (evening sky).<\/td><\/tr>
14<\/td>Moon near Venus<\/strong> at 12h UT (evening sky). Mag. \u22124.5.<\/td><\/tr>
17<\/td>Moon near Antares<\/strong> at 14h UT (evening sky).<\/td><\/tr>
18<\/td>First Quarter Moon<\/strong> at 20:43 UT.<\/td><\/tr>
18<\/td>Venus shows greatest illuminated extent<\/strong> (318 square arc-seconds) at 23h UT. Mag. \u22124.5.<\/td><\/tr>
19<\/td>Moon at apogee<\/strong> (farthest from Earth) at 3h UT (distance 404,221km; angular size 29.6′).<\/td><\/tr>
22<\/td>Venus at its brightest<\/strong> at 18h UT (37.2\u00b0 from Sun, evening sky). Mag. \u22124.56.<\/td><\/tr>
23<\/td>September equinox<\/strong> at 00:07 UT. The time when the Sun reaches the point along the ecliptic where it crosses into the southern celestial hemisphere marking the start of autumn in the Northern Hemisphere and spring in the Southern Hemisphere.
\u2022 Equinox<\/a> (Wikipedia)<\/td><\/tr>
26<\/td>Mercury 0.9\u00b0 NNE of Spica<\/strong> at 9h UT (21\u00b0 from Sun, evening sky). Mags. \u22120.1 and 1.0.<\/td><\/tr>
26<\/td>Full Moon<\/strong> at 16:49 UT.<\/td><\/tr>
27<\/td>Moon near Saturn<\/strong> at 7h UT (midnight sky). Mag. 0.3.<\/td><\/tr>
30<\/td>Moon near the Pleiades<\/strong> at 19h UT (morning sky).<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n