noun:

• the Big Dipper (asterism); the Plough; the Plow - Astronomy term ➜ 北斗七星
• the seven luminaries (sun, moon, Mercury, Venus, Mars, Jupiter and Saturn) - Astronomy term ➜ 七曜

noun:

• Titans (family of deities in Greek mythology) ➜ クロノス・レア
• Titan (moon of Saturn) - Astronomy term

godan ~む verb / transitive:

• to commiserate; to pity; to have mercy on; to sympathize with; to sympathise with
• to enjoy the beauty of; to appreciate (e.g. the moon, flowers) ［哀れむ］ - archaism

noun:

• shadow; silhouette; figure; shape
• reflection; image
• ominous sign
• light (stars, moon)
• trace; shadow (of one's former self)

noun / ~の noun:

• one flower
• one wheel
• full moon - archaism

noun:

• broken mirror
• marital separation; divorce
• partially-eclipsed moon

noun:

• first lunar month ➜ 睦月
• first month
• first moon of the month; new moon

ichidan verb / intransitive verb:

• to be chipped; to be damaged; to be broken
• to be lacking; to be missing
• to be insufficient; to be short; to be deficient; to be negligent toward
• (of the moon) to wane; to go into eclipse - also 虧ける

noun:

• triton (nucleus of tritium) - Chemistry term
• Triton (son of Poseidon, in Greek mythology)
• Triton (moon of Neptune) - Astronomy term

adjectival noun / ~の noun / noun:

• rare; uncommon; unusual ［レア・レアー］
• rare; lightly cooked ［レア・レアー］

noun:

• rhea (bird of family Rheidae)
• Rhea (Greek goddess)
• Rhea (moon of Saturn) ［レア］ - Astronomy term