
The ascendant, or rising sun, in astrology is the point of the zodiac that intersects the earth's horizon to the east at the time of an individual's birth, thus identifying the zodiac sign that was rising at that time.Learn about Sun in 1st House for Aquarius Ascendant. For example, a person who is born exactly at sunrise, with the Sun on that day in the sign of Gemini, will also be said to have the ascendant in Gemini, this being the sign that was visible on the horizon at that time. Also learn about Sun in 2nd House for Aquarius Ascendant.