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About the phases of our outer space area

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Term
Definition
New moon   The phase of the moon when it is in conjunction with the sun and invisible from earth, or shortly thereafter when it appears as a slender crescent.  
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Full moon   The phase of the moon in which its whole disk is illuminated.  
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Waning   (Of the moon) have a progressively smaller part of its visible surface illuminated, so that it appears to decrease in size.  
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Waxing crescent   The definition of the waxing crescent moon is anytime after the new moon and before the full moon. After the full moon its is called a waning moon until the next new moon.  
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Waning crescent   he waning crescent moon, sometimes called an old moon, is defined to occur when the Moon is nearly, but not precisely, on a line with the Earth and Sun. This means that part but less than one-half of the Moon is illuminated by direct sunlight, creating a  
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Umbra   The fully shaded inner region of a shadow cast by an opaque object, especially the area on the earth or moon experiencing the total phase of an eclipse.  
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PenUmbra   The partially shaded outer region of the shadow cast by an opaque object.  
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