An egg lives for about 12-24 hours after you ovulate, and sperm can live for five to seven days.Click to see full answer. Hereof, how long does the egg stay in the fallopian tube? The Egg Travels to the Fallopian Tube After the egg is released, it moves into the fallopian tube. It stays there for about 24 hours, waiting for a single sperm to fertilize it. All this happens, on average, about 2 weeks after your last period.Subsequently, question is, what happens after ovulation day by day? After ovulation, if you are not pregnant, within 48 hours, the egg moves along the fallopian tubes, disintegrates and is absorbed back into the body. The corpus luteum survives and continues to produce progesterone for around 12 to 14 days. Furthermore, what happens to egg after ovulation? After ovulation, the egg lives for 12-24 hours, so it must be fertilized by a sperm from the male during this time for a woman to become pregnant. If it is not fertilized, the egg dissolves away and is shed along with the uterine lining during menstruation.What does sperm do while waiting for egg? Fertilization: Sperm Penetrates Egg It takes about 24 hours for a sperm cell to fertilize an egg. When the sperm penetrates the egg, the surface of the egg changes so that no other sperm can enter. At the moment of fertilization, the baby’s genetic makeup is complete, including whether it’s a boy or girl.