🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.8

Radius: 10.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.63 AU - 0.75 AU

Year: 389 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,837,570 km

• M1: 132,245 km (0.091 R)
• M2: 464,501 km (0.106 R)
• M3: 856,448 km (0.073 R)
• M4: 1,329,027 km (0.096 R)
• M5: 1,665,623 km (0.116 R)
• M6: 2,045,152 km (0.049 R)
• M7: 2,621,553 km (0.062 R)
• M8: 2,953,511 km (0.119 R)
• M9: 3,334,537 km (0.098 R)
• M10: 4,063,377 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.1

Radius: 9.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.25 AU - 2.47 AU

Year: 2459 Days

Day: 8.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,837,570 km

• M1: 118,182 km (0.085 R)
• M2: 467,344 km (0.103 R)
• M3: 790,326 km (0.09 R)
• M4: 1,160,580 km (0.109 R)
• M5: 1,997,880 km (0.086 R)
• M6: 2,553,785 km (0.102 R)
• M7: 3,178,955 km (0.097 R)
• M8: 3,627,898 km (0.088 R)
• M9: 4,192,181 km (0.08 R)
• M10: 4,712,931 km (0.11 R)
• M11: 5,189,999 km (0.088 R)
• M12: 6,739,982 km (0.117 R)
• M13: 7,051,894 km (0.09 R)
• M14: 7,373,529 km (0.078 R)
• M15: 7,960,103 km (0.098 R)
• M16: 8,882,374 km (0.074 R)
• M17: 9,676,738 km (0.115 R)
• M18: 10,379,848 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.6

Radius: 14.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.65 AU - 2.83 AU

Year: 3076 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,837,570 km

• M1: 191,336 km (0.059 R)
• M2: 1,549,385 km (0.092 R)
• M3: 2,652,071 km (0.059 R)
• M4: 3,628,048 km (0.102 R)
• M5: 4,092,699 km (0.084 R)
• M6: 4,597,442 km (0.074 R)
• M7: 5,516,122 km (0.107 R)
• M8: 6,185,872 km (0.104 R)
• M9: 7,809,458 km (0.104 R)
• M10: 10,494,889 km (0.115 R)
• M11: 14,195,940 km (0.073 R)
• M12: 15,943,393 km (0.08 R)
• M13: 17,830,421 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.7

Radius: 10.1

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.95 AU - 5.47 AU

Year: 6933 Days

Day: 10.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,837,570 km

• M1: 129,253 km (0.091 R)
• M2: 689,347 km (0.114 R)
• M3: 1,500,167 km (0.053 R)
• M4: 2,437,697 km (0.093 R)
• M5: 2,837,872 km (0.108 R)
• M6: 3,261,234 km (0.117 R)
• M7: 4,284,483 km (0.091 R)
• M8: 5,004,797 km (0.082 R)
• M9: 6,361,051 km (0.11 R)
• M10: 7,333,288 km (0.065 R)
• M11: 8,324,972 km (0.107 R)
• M12: 10,617,858 km (0.083 R)
• M13: 12,229,476 km (0.105 R)
• M14: 15,872,035 km (0.078 R)
• M15: 16,715,318 km (0.089 R)
• M16: 18,425,820 km (0.094 R)
• M17: 19,560,969 km (0.069 R)
• M18: 24,175,764 km (0.029 R)
• M19: 25,453,928 km (0.086 R)
• M20: 26,275,370 km (0.104 R)
• M21: 27,712,108 km (0.086 R)
• M22: 28,144,446 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.3

Radius: 3.1

Gravity: 22.4 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.25 AU - 11.69 AU

Year: 22978 Days

Day: 21.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 69,837,570 km

• M1: 43,683 km (0.104 R)
• M2: 169,046 km (0.097 R)
• M3: 363,822 km (0.106 R)
• M4: 1,001,259 km (0.079 R)
• M5: 1,142,479 km (0.108 R)
• M6: 1,393,205 km (0.037 R)
• M7: 1,631,814 km (0.089 R)
• M8: 1,794,277 km (0.064 R)
• M9: 2,132,667 km (0.113 R)
• M10: 4,004,585 km (0.098 R)
• M11: 4,330,858 km (0.044 R)
• M12: 4,935,533 km (0.041 R)
• M13: 5,451,197 km (0.115 R)
• M14: 6,389,026 km (0.118 R)
• M15: 6,508,255 km (0.112 R)
• M16: 7,829,953 km (0.111 R)
• M17: 8,104,913 km (0.111 R)
• M18: 10,819,816 km (0.097 R)
• M19: 12,534,656 km (0.116 R)
• M20: 13,165,660 km (0.092 R)
• M21: 13,619,689 km (0.094 R)
• M22: 14,151,360 km (0.106 R)
• M23: 14,765,908 km (0.099 R)
• M24: 14,904,885 km (0.118 R)
• M25: 15,829,250 km (0.086 R)
• M26: 16,491,220 km (0.058 R)
• M27: 17,171,442 km (0.108 R)
• M28: 19,657,459 km (0.115 R)
• M29: 24,639,517 km (0.039 R)
• M30: 25,527,381 km (0.119 R)
• M31: 26,744,210 km (0.08 R)
• M32: 27,471,555 km (0.093 R)
• M33: 28,748,971 km (0.052 R)
• M34: 31,421,387 km (0.088 R)
• M35: 31,536,278 km (0.047 R)
• M36: 39,481,122 km (0.053 R)
• M37: 40,017,730 km (0.096 R)
• M38: 45,948,986 km (0.114 R)
• M39: 48,354,370 km (0.032 R)
• M40: 54,070,355 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.8

Radius: 5

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 8.07 AU - 13.39 AU

Year: 23839 Days

Day: 18.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,837,570 km

• M1: 62,532 km (0.077 R)
• M2: 241,601 km (0.116 R)
• M3: 503,995 km (0.112 R)
• M4: 708,346 km (0.046 R)
• M5: 878,289 km (0.048 R)
• M6: 1,192,145 km (0.105 R)
• M7: 1,405,322 km (0.041 R)
• M8: 1,728,903 km (0.108 R)
• M9: 2,222,426 km (0.048 R)
• M10: 2,927,481 km (0.114 R)
• M11: 3,263,627 km (0.101 R)
• M12: 3,654,078 km (0.081 R)
• M13: 4,362,424 km (0.064 R)
• M14: 4,561,389 km (0.1 R)
• M15: 4,836,050 km (0.111 R)
• M16: 5,456,433 km (0.082 R)
• M17: 7,168,580 km (0.072 R)
• M18: 7,352,735 km (0.113 R)
• M19: 8,942,063 km (0.093 R)
• M20: 12,848,512 km (0.08 R)
• M21: 13,535,915 km (0.1 R)
• M22: 13,888,517 km (0.069 R)
• M23: 14,247,402 km (0.031 R)
• M24: 17,015,561 km (0.102 R)
• M25: 22,686,367 km (0.089 R)
• M26: 23,587,246 km (0.109 R)
• M27: 24,304,119 km (0.115 R)
• M28: 26,762,161 km (0.106 R)
• M29: 27,880,854 km (0.112 R)
• M30: 30,330,669 km (0.072 R)
• M31: 34,594,956 km (0.096 R)
• M32: 35,653,361 km (0.118 R)
• M33: 39,527,797 km (0.116 R)
• M34: 43,980,428 km (0.1 R)
• M35: 49,417,712 km (0.069 R)
• M36: 54,750,577 km (0.069 R)
• M37: 67,151,492 km (0.074 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 17,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit