The moon tag has no wiki summary.
3
votes
1answer
104 views
New Moon Based on Sighting Outside of the Land of Israel
I would appreciate someone directing me to a source that states/indicates/suggests whether the visibility of the new moon outside the Land of Israel may be used to begin the Jewish month in that ...
2
votes
1answer
50 views
What is the Sod HaIbbur?
What is the Sod HaIbbur (secret of impregnation)? I have seen it discussed in many places including the Pirkeu D'Rebbi Eliezer (8th chapter?) in reference to the intercalation for the lunar months of ...
4
votes
1answer
103 views
Rambam's method for calculating the conjunction of the moon (and sun)
I think I'm missing something basic here...
The Rambam, in Hilchot Kiddush Hachodesh (6:3) says that the interval between one conjunction to the next is is 29 full days, 12 hours of the 30th day, and ...
1
vote
1answer
80 views
What was the first Hebrew date of the first Molad?
If one were to represent the Molad Tohu as a date, comprised of a month, day, year, hours, minutes, seconds, and chalakim, what date would that be?
9
votes
2answers
208 views
Shalom Aleichem in Kiddush Levanah
Why do we say Shalom Aliechem in Kiddush Levanah? And what should one do if there are no other people around (or not enough people around)?
4
votes
6answers
668 views
What's with Kiddush Levana?
In general Kiddush Lavanah has always seemed to me to be akin to "Avodas Kochavim" - so does anyone know of a satisfying answer that works with Occam's razor?
More specifically:
We say Just as I can ...
8
votes
2answers
217 views
Minhag not to view moon through a window?
I have a vague memory of being told not to gaze at the moon through the glass of a window. I think it had something to do with kabbalah. I know it's permitted to say kiddush levanah by looking at the ...
4
votes
1answer
1k views
Last time for Kiddush Levanah
How can I calculate the last possible time to say Kiddush Levanah for a given month?
9
votes
2answers
116 views
Purpose of announcing Molad
The custom is that the gabbai announces the time of the Molad during the course of "Bircas HaChodesh" on Shabbos Mevorchim. What is the purpose of this? The molad is anyhow not directly connected to ...
5
votes
1answer
171 views
Can I say kiddush levana during daylight hours if the moon is visible?
Suppose it's late afternoon or early morning and the moon is visible -- can I say it then? Or must it be at "night"? (If so, how do we define "night"?)
