Hence, a menstrual period is the shedding of the uterus lining. The duration of a menstrual period on the average is between three to five days. As such, a period that lasts between two to seven days is considered normal. The amount of blood lost in each cycle is measured between four to twelve teaspoons.
Not surprisingly, UY Scuti is classified as a hypergiant star â which is the classification which comes after supergiant and regular giant. Its size may make it the biggest, but it is not the most massive star (where the mass in massive stands for the amount of matter in the star).
1. VY Canis Majoris. VY Canis Majoris is a red hypergiant in the constellation Canis Major. It is the largest known stars by radius and also one of the most luminous of its type. Itâs radius is approximately 1,540 times bigger than the Sun and 25 times more mass then Sun. It is around 270,000 times brighter than the Sun.