More than 3 billion years ago, when the Moon’s volcanic mare (the dark lunar “seas”) were formed, the Moon was rife with ...

The images below show the day-by-day phases of ... it should be within approximately 90 percent of its closest distance to Earth. Blue Moon: A Blue Moon is the second Full Moon in a month that ...

There are two types of eclipses - a lunar eclipse, when Earth's shadow obscures the moon and a solar eclipse, which takes place when the Moon blocks the sun from view, according to NASA.