les

• Article

  1. plural of le: the
  2. plural of la: the

• Pron

trois

three

forment

third-person plural present indicative/subjunctive of former

donc

therefore, consequently; thus

triplet

triplet, group of three things

de

• Prep

  1. of (expresses belonging)
  2. of (used to express property or association)
  3. from (used to indicate origin)
  4. of (indicates an amount)
  5. used attributively, often translated into English as a compound word
  6. from (used to indicate the start of a time or range)
  7. used after certain verbs before an infinitive, often translated into English as a gerund or an infinitive
  8. by (indicates the amount of change)

• Article
• Noun

galaxies

plural of galaxie

un

• Article

  an, a

• Num
• Pron
• Noun