What constellation is June 8?

Gemini. Constellations were introduced into China from the west. Constellations are based on the Gregorian calendar, which is an international common legislation, so constellations are calculated according to the Gregorian calendar. Gemini is the third house of the zodiac, which is located in the east of Taurus and the west of Cancer. June 8 is within the birth time of Gemini, so it is Gemini.