Literally, blood moon would read "lune de sang" in French. Many people would think you refer to its colour throught the atmosphere.
If the question refers to the book "four blood moons" published in 2013, the blue moon refers to a succession of four lunar eclipses, that pattern being touted as heralding the end of times (although there is nothing unusual in it). There is no translation for that, and no translation for the book either.
You can say "Bonne nuit, la lune" in French to say goodnight to the moon.
La Lune Bleu
moon in french is lune.
In Spanish, moon is "luna." In French, it is "lune." In German, it is "Mond."
"Pleine lune" is "full moon" in French.
The red moon is la lune rouge in french
You can say "Bonne nuit, la lune" in French to say goodnight to the moon.
The moon is called 'la lune' (feminine noun) in French.
La Lune Bleu
the moon breathes into you = la lune respire en toi
The sun in French is le soleil (masc.) and the moon is la lune (fem.).
Lune folle.
mordre la lune
faux sang
"voilà la lune"
La lune en juin
Je viens de la lune.