The Orthodox service will be the lengthiest, with the most prayers recited in Hebrew. The Conservative service will be a little shorter, perhaps some in English. The Reform service will be much shorter, with a lot more English. read more
Strictly speaking, Judaism doesn't have sects. There are different movements, but they are all part of the same religion. read more
Rosh Hashanah is celebrated in lots of different ways, and even in different ways by different kinds of Jews (see "Divisions of Judaism" below). There are, however, certain methods and traditions that are basic to the observance of Rosh Hashanah, and so are part of almost any celebration of the holiday. read more