'We should value the Moon more than the Sun, because the Moon shines when it is dark whereas the Sun shines when there is light anyway.' This statement commits the fallacy of

The argument rests on a mistaken account of what causes what.

It praises the Moon for shining in the dark and belittles the Sun for shining in daylight.

But the daylight in which the Sun shines is itself produced by the Sun.

Treating the Sun's light as an independent circumstance misreads the real causal relation.

Grounding a conclusion on such a misidentified cause is the fallacy of false cause.