Inspired by Why make a bracha on an earthquake but not on an eclipse? When something can be predicted in advance to an exact moment - for example an eclipse which Chazal say it is a bad Omen (Sukkah ...
According to this page, Chaza"l intentionally omitted solar and lunar eclipses from the list of natural phenomena upon which we make a bracha. The following explanation is given: "The Hebrew term ...
Tonight, December 20, 2010, there will be a full lunar eclipse visible from North America and many other areas. I recall there is a Gemara that says that a lunar eclipse is a bad omen for the Jews as ...