Der Sternenhimmel wirkt lebendig, weil so viele Sterne gleichzeitig leuchten.

The starry sky seems lively because so many stars shine at the same time.

Breakdown of Der Sternenhimmel wirkt lebendig, weil so viele Sterne gleichzeitig leuchten.

• weil: because
• so: so
• viel: many
• der Stern: the star

Questions & Answers about Der Sternenhimmel wirkt lebendig, weil so viele Sterne gleichzeitig leuchten.

Why is it Der Sternenhimmel and not Die or Das Sternenhimmel?

In German, every noun has a grammatical gender that you simply have to learn:

• der Himmel = the sky / heaven (masculine)
• der Stern = the star (masculine)

The compound noun Sternenhimmel (literally: star sky) is based on Himmel, which is masculine. In German, the last part of a compound noun determines the gender.

So:

• Himmel → masculine
• Sternenhimmel → also masculine → der Sternenhimmel

Why is Sternenhimmel written as one word and not Sternen Himmel or Sternen-Himmel?

German loves compound nouns. When two (or more) nouns form one concept, they’re usually written as one word:

• Stern
  • Himmel → Sternenhimmel

The -en- in the middle is a linking element (from the plural Sterne), which is very common in German compounds.

Writing Sternen Himmel would be wrong because that looks like an adjective + noun, but Sternen here is not an adjective, it’s part of a compound noun. Sternen-Himmel with a hyphen is sometimes seen in creative or poetic writing, but the standard spelling is Sternenhimmel.