The synagogue is the Jewish place of worship, and Yom Kippur is celebrated there.
September or October
Yom Kippur
Yom Kippur
Yom Kippur
Yes. See Leviticus ch.23. The entire Talmud-tractate of Yoma is about Yom Kippur.
Yom Kippur, the day of atonement, is a Jewish holiday not celebrated by Muslims.
Tzom Gedaliah
Yes
Yippee was created in 2006.
Yippee! = Hurra!
The same way it is celebrated today - by fasting and praying in synagogue to God.