Simḥat Torah means “the joy of Torah” and is the name for the day on which the annual cycle of Torah readings begins and ends.
Maariv, the evening service, following Kol Nidrei on Erev Yom Kippur, is similar in many ways to daily Maariv but has notable differences.
The Musaf Service for Rosh Hashanah contains familiar opening and closing blessings of the Amidah with the usual High Holiday interpolations.