Here is a sample J2 map centered on Aramanx (Spinward Marches/3005):
http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=2&style=atlas&border=1 http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=2&style=atlas&border=1
And a J6 map for the same world:
http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=6&style=atlas&border=1 http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=6&style=atlas&border=1
Basically, the former shows you what worlds you can reach from the origin world with a Jump-2 drive. The latter shows you the same, but for a Jump-6 drive.
(Other style options you can try are "poster", "print", and "candy".
http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=2&style=atlas&border=1 http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=2&style=atlas&border=1
And a J6 map for the same world:
http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=6&style=atlas&border=1 http://travellermap.com/api/jumpmap?sector=Spinward%20Marches&hex=3005&jump=6&style=atlas&border=1
Basically, the former shows you what worlds you can reach from the origin world with a Jump-2 drive. The latter shows you the same, but for a Jump-6 drive.
(Other style options you can try are "poster", "print", and "candy".