(CNN)– Elon Musk says he wants to help create a city on the moon. He says on social media that he’s prioritizing that over his plan for a Mars settlement. The SpaceX founder says a moon city is a faster and easier option. He estimates it could happen in less than a decade while his Mars plan could take more than 20 years. NASA has a similar lunar plan. Musk says he’s also not giving up on an eventual Mars settlement. Categories: News Tags: Elon Musk ...read more read less