A solar eclipse can only occur at the moment of New Moon. Two weeks after that moment
is about 18 hours before Full Moon.
Full Moon
full moon
The next new moon.
The full lunar cycle is roughly 4 weeks, and from full-moon to new-moon is half the cycle, so it would take (roughly) 2 weeks to go from full to new moon.
Full Moon
The 'waxing gibbous' phase does.
New Moon. During this moon phase the sun is shining fully on the moon's far side and the near side remains dark. The only time it is visible from Earth is when a solar eclipse occurs.
A Lunar eclipse occurs only when the moon is in its full moon phase.
A full moon.
The next new moon.
The only moon phase that occurs during a lunar eclipse, is a Full Moon.
only at Full Moon
A lunar eclipse occurs at a FULL MOON when Earth is directly between the moon and the sun!!
first quarter moon
A lunar eclipse occurs when the moon passes through the Earth's shadow - this can only happen during the Full Moon phase.
The Waning Phase in the lunar cycle occurs as the moon shrinks from the Full Moon to the New (Dark) Moon. Note: You can tell when you are in the Waning Phase when the Left Side of the Moon is illuminated. Conversely, if the Right Side is illuminated, the Moon is Waxing.
first quarter
The moon phase that occurs after sunset and before sunrise is the waxing crescent. This phase appears as a thin sliver of light on the right side of the moon. It is considered the beginning phase of the lunar cycle.
The full lunar cycle is roughly 4 weeks, and from full-moon to new-moon is half the cycle, so it would take (roughly) 2 weeks to go from full to new moon.