Der var kun én klar stjerne synlig mellem skyerne.
There was only one bright star visible between the clouds.
Pronunciation: dær var kun en klar STJÆR-neh SYN-lig MEL-lem SKY-erne
Grammar: “Stjerne” is a common gender noun (en stjerne, stjernen, stjerner, stjernerne). In this sentence it is indefinite singular (“én klar stjerne”) and the notional subject of “var”.