Lunar New Year — also commonly called Chinese New Year — marks the start of the new year based on lunar calendars, or monthly cycles of the moon's phases.   The lunar new year starts with the first new moon of the lunar calendar and ends on the first full moon,

The Chinese New Year, also known as the Lunar New Year or Spring Festival, is a 15-day festival that begins today, Jan. 29.

Lunar New Year starts this week, marking an important holiday in China and other Asian communities. Lunar New Year celebrations can last up to 15 days, starting on the new moon between late January and mid-February. The exact date varies each year based on the lunar calendar.