I believe the text on both sides use the same font except the righthand side in bold. I had been surfing the internet for hours but still couldn't find something close. I guess it is in the sans serif category. I might be wrong. Could it be an in-house font?

Aquarius  Vorgeschlagen von Foggle 

Wow, I am amazed someone could recognize it so quickly. A really big thanks to Foggle. I own you one.