section_path: Versions/Block 5
section_name: Block 5
paragraph_text: Block 5
  
  In October 2016, Musk described Block 5 as coming with "a lot of minor refinements that collectively are important, but uprated thrust and improved legs are the most significant". In January 2017, Musk added that Block 5 "significantly improves performance and ease of reusability". The maiden flight took place on May 11, 2018, with the Bangabandhu Satellite-1 satellite.