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Sep
18
Fri
Dedication of Vatican Advanced Technology Telescope (VATT), 1993.
Sep 18 all-day
Mercury at Aphelion.
Sep 18 all-day
Moon at Perigee (06:44 MST).
Sep 18 all-day
Sep
21
Mon
Mercury 0.3°N of Spica (23:06 MST).
Sep 21 all-day
Sep
22
Tue
Autumnal Equinox (06:31 MST).
Sep 22 all-day
Sep
24
Thu
Jupiter 1.6°N of Moon (23:46 MST).
Sep 24 all-day
Sep
26
Sat
Astronomy Day.
Sep 26 all-day
Oct
1
Thu
Full Moon (14:05 MST).
Oct 1 all-day

Full Moon. Rises at sunset, high in the sky around midnight. Visible all night.

Moon overview on solarsystem.nasa.gov

Mercury at Greatest Elongation.
Oct 1 all-day
Oct
2
Fri
Mars 0.7°N of Moon (20:21 MST).
Oct 2 all-day