

Der Mars ist der rote Planet.
[deːɐ ˈmars ˈɪst deːɐ ˈroːtə plaˈneːt.]
Mars is the red planet.
Kann man auf dem Mars leben?
[ˈkan ˈman ˈaʊ̯f ˈdeːm ˈmars ˈleːbn̩?]
Can people live on Mars?
Heute Nacht sieht man den Mars.
[ˈhɔɪ̯tə ˈnaxt ˈziːt ˈman ˈdeːn ˈmars.]
You can see Mars tonight.
"der Mars" is in the lesson "Space" (Level 25), along with 15 other useful words. LinDuo has 180 topic lessons like this one, 2,375 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.