🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.7

Radius: 8.9

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.55 AU - 2.13 AU

Year: 1723 Days

Day: 7.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,969,432 km

• M1: 111,301 km (0.106 R)
• M2: 509,830 km (0.054 R)
• M3: 1,085,333 km (0.081 R)
• M4: 1,375,253 km (0.12 R)
• M5: 2,128,479 km (0.104 R)
• M6: 2,852,981 km (0.1 R)
• M7: 3,133,477 km (0.059 R)
• M8: 3,448,680 km (0.069 R)
• M9: 3,961,352 km (0.068 R)
• M10: 4,407,303 km (0.051 R)
• M11: 4,824,831 km (0.1 R)
• M12: 5,925,721 km (0.068 R)
• M13: 6,385,136 km (0.098 R)
• M14: 6,687,474 km (0.119 R)
• M15: 7,540,929 km (0.08 R)
• M16: 8,375,237 km (0.115 R)
• M17: 8,954,480 km (0.105 R)
• M18: 9,658,338 km (0.078 R)
• M19: 9,990,146 km (0.049 R)
• M20: 10,363,991 km (0.033 R)
• M21: 10,960,138 km (0.11 R)
• M22: 13,006,039 km (0.09 R)
• M23: 13,370,310 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.8

Radius: 11

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.71 AU - 2.63 AU

Year: 2206 Days

Day: 9.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,969,432 km

• M1: 136,732 km (0.071 R)
• M2: 601,683 km (0.096 R)
• M3: 1,267,393 km (0.104 R)
• M4: 1,738,327 km (0.107 R)
• M5: 2,665,086 km (0.118 R)
• M6: 3,239,243 km (0.043 R)
• M7: 3,798,290 km (0.089 R)
• M8: 5,419,632 km (0.054 R)
• M9: 8,470,680 km (0.034 R)
• M10: 12,133,584 km (0.096 R)
• M11: 12,601,526 km (0.108 R)
• M12: 14,594,768 km (0.116 R)
• M13: 15,816,534 km (0.045 R)
• M14: 17,802,745 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.8

Radius: 9.1

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.34 AU - 2.42 AU

Year: 2534 Days

Day: 9.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,969,432 km

• M1: 113,246 km (0.06 R)
• M2: 477,068 km (0.114 R)
• M3: 1,111,811 km (0.044 R)
• M4: 1,678,787 km (0.043 R)
• M5: 2,092,126 km (0.107 R)
• M6: 2,543,014 km (0.092 R)
• M7: 3,024,570 km (0.102 R)
• M8: 3,331,395 km (0.105 R)
• M9: 3,621,465 km (0.068 R)
• M10: 4,316,048 km (0.057 R)
• M11: 4,818,996 km (0.111 R)
• M12: 5,409,459 km (0.11 R)
• M13: 5,968,357 km (0.089 R)
• M14: 6,343,698 km (0.057 R)
• M15: 6,649,625 km (0.09 R)
• M16: 7,261,181 km (0.048 R)
• M17: 7,627,098 km (0.119 R)
• M18: 8,134,235 km (0.037 R)
• M19: 11,335,180 km (0.097 R)
• M20: 11,786,667 km (0.065 R)
• M21: 12,551,411 km (0.085 R)
• M22: 13,034,911 km (0.115 R)
• M23: 14,274,180 km (0.12 R)
• M24: 14,849,533 km (0.094 R)
• M25: 15,290,997 km (0.087 R)
• M26: 16,046,466 km (0.027 R)
• M27: 16,563,775 km (0.061 R)
• M28: 17,686,208 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992

Radius: 9.4

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.79 AU - 6.09 AU

Year: 7579 Days

Day: 12.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,969,432 km

• M1: 116,986 km (0.037 R)
• M2: 482,004 km (0.114 R)
• M3: 810,970 km (0.071 R)
• M4: 2,526,110 km (0.109 R)
• M5: 2,951,566 km (0.066 R)
• M6: 3,400,659 km (0.113 R)
• M7: 3,792,456 km (0.101 R)
• M8: 4,324,276 km (0.077 R)
• M9: 6,151,614 km (0.069 R)
• M10: 7,638,318 km (0.093 R)
• M11: 8,844,226 km (0.092 R)
• M12: 9,683,769 km (0.093 R)
• M13: 10,172,655 km (0.098 R)
• M14: 11,629,439 km (0.12 R)
• M15: 12,238,003 km (0.077 R)
• M16: 12,636,383 km (0.116 R)
• M17: 14,887,382 km (0.115 R)
• M18: 19,467,171 km (0.086 R)
• M19: 19,932,271 km (0.064 R)
• M20: 21,290,021 km (0.091 R)
• M21: 24,011,655 km (0.058 R)
• M22: 25,089,508 km (0.038 R)
• M23: 26,956,938 km (0.049 R)
• M24: 29,318,041 km (0.069 R)
• M25: 29,826,823 km (0.112 R)
• M26: 30,548,932 km (0.088 R)
• M27: 30,966,759 km (0.061 R)
• M28: 34,673,645 km (0.102 R)
• M29: 37,461,700 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.1

Radius: 4.7

Gravity: 20.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.74 AU - 6.46 AU

Year: 9147 Days

Day: 22 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,969,432 km

• M1: 58,493 km (0.107 R)
• M2: 237,561 km (0.077 R)
• M3: 405,709 km (0.065 R)
• M4: 754,572 km (0.095 R)
• M5: 1,104,930 km (0.063 R)
• M6: 1,543,551 km (0.085 R)
• M7: 1,708,408 km (0.053 R)
• M8: 1,993,691 km (0.084 R)
• M9: 2,434,855 km (0.06 R)
• M10: 3,042,671 km (0.101 R)
• M11: 3,258,840 km (0.099 R)
• M12: 7,618,571 km (0.047 R)
• M13: 8,472,775 km (0.101 R)
• M14: 9,076,701 km (0.072 R)
• M15: 10,662,139 km (0.112 R)
• M16: 11,263,074 km (0.102 R)
• M17: 12,919,871 km (0.082 R)
• M18: 13,718,723 km (0.108 R)
• M19: 14,550,039 km (0.094 R)
• M20: 18,997,134 km (0.078 R)
• M21: 19,508,310 km (0.067 R)
• M22: 25,750,730 km (0.086 R)
• M23: 26,829,780 km (0.092 R)
• M24: 27,751,751 km (0.092 R)
• M25: 36,794,344 km (0.063 R)
• M26: 37,587,961 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984

Radius: 3.2

Gravity: 96.09 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.26 AU - 7.04 AU

Year: 10527 Days

Day: 24.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,969,432 km

• M1: 44,580 km (0.035 R)
• M2: 290,968 km (0.071 R)
• M3: 399,726 km (0.067 R)
• M4: 784,342 km (0.032 R)
• M5: 2,123,691 km (0.075 R)
• M6: 2,872,728 km (0.094 R)
• M7: 4,643,518 km (0.12 R)
• M8: 5,377,894 km (0.114 R)
• M9: 5,590,921 km (0.111 R)
• M10: 6,420,441 km (0.105 R)
• M11: 8,179,264 km (0.106 R)
• M12: 9,757,072 km (0.115 R)
• M13: 10,952,359 km (0.12 R)
• M14: 11,237,044 km (0.063 R)
• M15: 14,770,247 km (0.06 R)
• M16: 16,786,227 km (0.111 R)
• M17: 19,554,386 km (0.111 R)
• M18: 25,474,124 km (0.119 R)
• M19: 26,175,139 km (0.082 R)
• M20: 28,675,817 km (0.106 R)
• M21: 30,877,599 km (0.025 R)
• M22: 35,243,164 km (0.076 R)
• M23: 40,271,298 km (0.064 R)
• M24: 47,239,268 km (0.054 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 19,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit