A jump of 1 will only give access to close-by star systems.
Placing stars just out of reach of regular hyperspace jumps can make them a bit mysterious.
What prevents you from jumping multiple times to get 2 spaces away when your jump is a 1? I didn't find any mention of fuel anywhere, other than the fuel leak malfunction.
When is a skill roll necessary then? What constitutes an irregular jump?For a regular jump, no skill roll is necessary.
The Astrogation App gives a bonus to Astrogation skill when rolling for Hyperspace jumps.
How long does it take to prepare to jump?
How long does a jump take? Is it like Star Wars where travel via hyperspace has a duration, or like in Battlestar Galactica where it's instantaneous?