🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.2

Radius: 10.4

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.5 AU - 0.78 AU

Year: 347 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,375,845 km

• M1: 129,402 km (0.029 R)
• M2: 514,467 km (0.09 R)
• M3: 841,787 km (0.092 R)
• M4: 1,498,971 km (0.027 R)
• M5: 1,904,830 km (0.06 R)
• M6: 2,324,003 km (0.031 R)
• M7: 2,680,644 km (0.047 R)
• M8: 3,210,071 km (0.063 R)
• M9: 4,127,854 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942

Radius: 14.4

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.09 AU - 2.51 AU

Year: 2366 Days

Day: 8.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,375,845 km

• M1: 179,368 km (0.106 R)
• M2: 651,948 km (0.09 R)
• M3: 1,368,821 km (0.066 R)
• M4: 2,290,792 km (0.028 R)
• M5: 3,037,286 km (0.111 R)
• M6: 3,671,581 km (0.083 R)
• M7: 4,204,598 km (0.117 R)
• M8: 5,452,394 km (0.043 R)
• M9: 6,176,447 km (0.1 R)
• M10: 7,628,743 km (0.092 R)
• M11: 8,877,138 km (0.061 R)
• M12: 10,604,694 km (0.047 R)
• M13: 11,404,294 km (0.075 R)
• M14: 12,416,474 km (0.086 R)
• M15: 12,989,284 km (0.102 R)
• M16: 13,765,098 km (0.085 R)
• M17: 14,716,990 km (0.11 R)
• M18: 15,916,765 km (0.063 R)
• M19: 16,488,079 km (0.052 R)
• M20: 17,397,933 km (0.112 R)
• M21: 18,228,201 km (0.076 R)
• M22: 19,026,904 km (0.098 R)
• M23: 19,730,014 km (0.108 R)
• M24: 20,329,004 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 10.4

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.19 AU - 3.01 AU

Year: 2843 Days

Day: 9.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,375,845 km

• M1: 129,701 km (0.085 R)
• M2: 522,246 km (0.109 R)
• M3: 879,635 km (0.047 R)
• M4: 1,330,075 km (0.12 R)
• M5: 1,956,740 km (0.093 R)
• M6: 2,496,489 km (0.11 R)
• M7: 2,931,520 km (0.089 R)
• M8: 3,602,915 km (0.106 R)
• M9: 3,995,759 km (0.087 R)
• M10: 4,594,001 km (0.095 R)
• M11: 5,105,177 km (0.079 R)
• M12: 5,450,000 km (0.09 R)
• M13: 5,784,052 km (0.08 R)
• M14: 6,131,718 km (0.096 R)
• M15: 7,352,137 km (0.063 R)
• M16: 7,857,329 km (0.074 R)
• M17: 8,727,540 km (0.07 R)
• M18: 10,151,861 km (0.103 R)
• M19: 12,327,912 km (0.074 R)
• M20: 12,815,900 km (0.11 R)
• M21: 13,316,604 km (0.066 R)
• M22: 13,735,927 km (0.108 R)
• M23: 14,454,445 km (0.095 R)
• M24: 17,636,991 km (0.082 R)
• M25: 20,021,281 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 8.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.54 AU - 4.06 AU

Year: 5024 Days

Day: 13.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,375,845 km

• M1: 105,766 km (0.079 R)
• M2: 926,011 km (0.048 R)
• M3: 1,335,610 km (0.037 R)
• M4: 1,839,156 km (0.034 R)
• M5: 2,255,188 km (0.072 R)
• M6: 2,858,516 km (0.098 R)
• M7: 3,583,767 km (0.086 R)
• M8: 3,870,845 km (0.095 R)
• M9: 4,601,032 km (0.05 R)
• M10: 4,917,731 km (0.053 R)
• M11: 5,395,397 km (0.11 R)
• M12: 5,903,730 km (0.117 R)
• M13: 6,223,870 km (0.107 R)
• M14: 6,611,777 km (0.084 R)
• M15: 7,254,150 km (0.108 R)
• M16: 7,969,677 km (0.074 R)
• M17: 8,394,236 km (0.077 R)
• M18: 10,514,337 km (0.105 R)
• M19: 12,571,457 km (0.077 R)
• M20: 13,833,614 km (0.035 R)
• M21: 14,495,435 km (0.11 R)
• M22: 15,984,682 km (0.07 R)
• M23: 18,069,628 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.9

Radius: 11.7

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.77 AU - 5.25 AU

Year: 7606 Days

Day: 10.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,375,845 km

• M1: 145,559 km (0.063 R)
• M2: 637,437 km (0.11 R)
• M3: 1,347,428 km (0.107 R)
• M4: 1,866,383 km (0.06 R)
• M5: 3,336,033 km (0.082 R)
• M6: 4,054,551 km (0.064 R)
• M7: 4,579,340 km (0.077 R)
• M8: 5,565,938 km (0.06 R)
• M9: 6,540,868 km (0.066 R)
• M10: 7,186,383 km (0.077 R)
• M11: 8,341,577 km (0.045 R)
• M12: 8,873,099 km (0.088 R)
• M13: 10,003,909 km (0.059 R)
• M14: 11,122,901 km (0.113 R)
• M15: 12,154,677 km (0.104 R)
• M16: 13,912,452 km (0.078 R)
• M17: 14,916,254 km (0.101 R)
• M18: 17,068,070 km (0.109 R)
• M19: 18,737,433 km (0.06 R)
• M20: 19,805,412 km (0.094 R)
• M21: 22,567,587 km (0.118 R)
• M22: 24,846,112 km (0.061 R)
• M23: 25,393,042 km (0.087 R)
• M24: 26,700,228 km (0.101 R)
• M25: 29,550,067 km (0.12 R)
• M26: 30,995,931 km (0.102 R)
• M27: 35,616,411 km (0.116 R)
• M28: 39,062,098 km (0.106 R)
• M29: 42,464,403 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.1

Radius: 4.9

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.4 AU - 6.58 AU

Year: 9943 Days

Day: 24.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,375,845 km

• M1: 84,224 km (0.118 R)
• M2: 277,953 km (0.071 R)
• M3: 619,335 km (0.065 R)
• M4: 789,428 km (0.091 R)
• M5: 972,237 km (0.109 R)
• M6: 1,227,002 km (0.086 R)
• M7: 1,525,150 km (0.073 R)
• M8: 1,870,273 km (0.095 R)
• M9: 2,456,696 km (0.099 R)
• M10: 3,910,040 km (0.106 R)
• M11: 5,060,746 km (0.096 R)
• M12: 8,328,712 km (0.095 R)
• M13: 9,701,721 km (0.104 R)
• M14: 11,774,848 km (0.075 R)
• M15: 11,981,593 km (0.107 R)
• M16: 12,402,262 km (0.072 R)
• M17: 12,616,336 km (0.084 R)
• M18: 12,887,258 km (0.1 R)
• M19: 16,577,538 km (0.065 R)
• M20: 18,522,760 km (0.101 R)
• M21: 19,731,062 km (0.112 R)
• M22: 20,615,035 km (0.082 R)
• M23: 22,224,858 km (0.114 R)
• M24: 23,669,973 km (0.036 R)
• M25: 27,373,269 km (0.071 R)
• M26: 33,365,711 km (0.11 R)
• M27: 36,228,116 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.8

Radius: 7.6

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.46 AU - 8.9 AU

Year: 17345 Days

Day: 19.4 Hours

Environment

Temp: -242 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 71,375,845 km

• M1: 139,874 km (0.115 R)
• M2: 386,411 km (0.062 R)
• M3: 682,017 km (0.101 R)
• M4: 1,043,445 km (0.062 R)
• M5: 2,564,108 km (0.047 R)
• M6: 4,421,215 km (0.064 R)
• M7: 4,725,348 km (0.111 R)
• M8: 5,451,346 km (0.097 R)
• M9: 6,125,285 km (0.064 R)
• M10: 7,542,425 km (0.083 R)
• M11: 7,782,231 km (0.11 R)
• M12: 8,583,776 km (0.102 R)
• M13: 9,166,011 km (0.111 R)
• M14: 11,256,492 km (0.082 R)
• M15: 14,292,132 km (0.111 R)
• M16: 15,491,308 km (0.11 R)
• M17: 18,780,517 km (0.093 R)
• M18: 21,056,947 km (0.097 R)
• M19: 22,606,632 km (0.115 R)
• M20: 23,715,302 km (0.026 R)
• M21: 25,284,883 km (0.117 R)
• M22: 26,700,078 km (0.047 R)
• M23: 27,258,228 km (0.098 R)
• M24: 27,824,157 km (0.12 R)
• M25: 30,286,837 km (0.119 R)
• M26: 30,650,061 km (0.115 R)
• M27: 32,510,160 km (0.048 R)
• M28: 35,238,975 km (0.113 R)
• M29: 38,257,561 km (0.111 R)
• M30: 41,147,642 km (0.077 R)
• M31: 43,408,216 km (0.115 R)
• M32: 45,433,472 km (0.069 R)
• M33: 49,169,230 km (0.098 R)
• M34: 51,540,655 km (0.101 R)
• M35: 52,579,912 km (0.063 R)
• M36: 54,165,051 km (0.104 R)
• M37: 58,359,925 km (0.075 R)
• M38: 63,752,778 km (0.102 R)
• M39: 67,389,502 km (0.071 R)
• M40: 70,523,877 km (0.05 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 16,781 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit