Aquarius is the eleventh astrological sign in the Zodiac, originating from the constellation Aquarius.
Aquarius is a summer constellation in the northern hemisphere, found near Pisces and Cetus. It is especially notable as the radiant for four meteor showers, the largest of which is the Delta Aquarid meteor shower in late July and early August.
Under the tropical zodiac, the sun is in Aquarius typically between January 21 and February 18, while under the Sidereal Zodiac, the sun is in Aquarius from approximately February 15 to March 14, depending on leap year.