First Quarter Moon
The First Quarter Moon is a primary Moon phase when we can see exactly half of the Moon's surface illuminated. If it is the left or right half, depends on where you are on Earth.
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?
Why do many countries set the clocks back and forth an hour twice a year?
The 12 months of the year are linked to the Moon's orbit around Earth. Why are there 12 months? What do the month names mean?