Usually, yes a phase of the moon is supposed to be capitalized.
When you are referring to the Earth's Moon then it is always capitalized, if you are talking about the moon of another planet then it is not always capitalized.
Full Moon -> Waxing gibbous phase -> First quarter phase -> Waxing crescent phase -> New moon -> Waning crescent phase -> Last quarter phase -> Wanning gibbous phase -> Full Moon
New Moon Phase
In the new Moon phase.
The moon will disappear when it is in the new moon phase, as ironic as that sounds.
Earth, as in we live on the planet Earth, is supposed to be capitalized. Earth, as in the dirt we walk on, is not supposed to be capitalized.
Moon is always supposed to be capitalized at beginning of a sentence. However, the "moon" is a general name for very large objects circling a planet. Our Moon does have a Latin name of which is Luna. This name should always be capitalized. However again.. The English name for our moon is "Moon". This mean that its name is Moon in English and should be capitalized. If you are writing about the moons around any other planets you do not capitalize because they have other names.
No, it shouldn't be capitalized.
No it shouldn't be capitalized.
Yes it should be capitalized.
Yes, America should be capitalized.
no
When you are referring to the Earth's Moon then it is always capitalized, if you are talking about the moon of another planet then it is not always capitalized.
New Moon.
No, but the names of individual languages are capitalized.
Yes, Siamese would be capitalized.
The Moon's phase is New Moon.