SpaceX Starship will be 500 feet tall to prepare for Mars missions, Elon Musk says (video) 

 Just weeks after Starship first reached orbital speed during a spaceflight in March, SpaceX founder Elon Musk outlined what the company wants to do with future spacecraft for Mars missions. 

https://cdn.mos.cms.futurecdn.net/UsyVTcvivR63vNJx7NVf6D.jpg

https://www.space.com/spacex-starship-500-feet-tall-mars-missions-elon-musk