Versions 23 and 24

What's new:

• Interstellar travel
  • One new solar system, to be expanded
  • Reactor, produces electricity
  • New engine, high thrust, very efficient, uses electricity.
• Mirror building
  • M to toggle, allows building... mirrored.
• Music whilst building
  • Something about guitar...

What's changed:

• Revamped the interface
  • Stars move individually. This is noticeable at further distances.
  • Speaking of further distances, the distance meter now abbreviates numbers starting at kilometers.
• New preview image and marketing
  • Font of title changed
  • Small adjustments to the image, such as satellites being 2.5D
  • Earth has clouds (only in the preview)