template: ### Instruction: Rewrite this English sentence to give a better translation.
  
  ### English: They are crossing thousands of kilometers in a fraction of a second and as they do so, they not only curve space, but also leave behind a ringing of space, an actual wave on space-time.
  ### English rewrite: So they're crossing thousands of kilometers in a fraction of a second, and as they do so, they not only curve space, but they leave behind in their wake a ringing of space, an actual wave on space-time.