$radius[$i] = ($higher - $lower) / 2;
          $centre[$i] = $higher - $radius[$i];
          $terra[$i] = $terra;

Diff	Planet	Perl	Stars!	Grav	Temp	Rad	Gclicks	Tclicks	Rclicks	Race	RGrav	RTemp	RRad	Gwidth	Twidth	Rwidth
-4	H&M	54	58%	0.15	136	33	6	84	33	M9	22	78	31	22	22	23
-3	Cepheus	97	100%	0.17	-160	10	9	10	10	M8	10	10	10	10	10	10
-3	Dwarte	43	46%	0.15	148	24	6	87	24	M9	22	78	31	22	22	23
-3	Tattoo	32	35%	0.15	64	42	6	66	42	M9	22	78	31	22	22	23
-2	98053	41	43%	0.17	172	26	9	93	26	M9	22	78	31	22	22	23
-2	Accord	16	18%	0.17	56	51	9	64	51	M9	22	78	31	22	22	23
-2	Accord	48	50%	0.17	56	51	9	64	51	M5	50	50	50	50	50	50
-2	New	29	31%	0.15	120	12	6	80	12	M9	22	78	31	22	22	23
-2	W..ight	54	56%	0.17	-8	48	9	48	48	M5	50	50	50	50	50	50