🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.6

Radius: 9

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.47 AU - 0.69 AU

Year: 305 Days

Day: 13.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,292,546 km

• M1: 111,899 km (0.076 R)
• M2: 402,119 km (0.1 R)
• M3: 802,293 km (0.104 R)
• M4: 1,111,363 km (0.112 R)
• M5: 1,469,649 km (0.076 R)
• M6: 1,867,281 km (0.099 R)
• M7: 2,266,557 km (0.11 R)
• M8: 2,683,786 km (0.086 R)
• M9: 3,066,457 km (0.074 R)
• M10: 3,416,666 km (0.112 R)
• M11: 4,185,000 km (0.087 R)
• M12: 4,575,451 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.9

Radius: 12.1

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.62 AU - 0.89 AU

Year: 448 Days

Day: 11.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,292,546 km

• M1: 150,645 km (0.116 R)
• M2: 535,710 km (0.08 R)
• M3: 959,222 km (0.09 R)
• M4: 1,381,836 km (0.088 R)
• M5: 1,771,837 km (0.057 R)
• M6: 2,424,233 km (0.09 R)
• M7: 3,805,171 km (0.103 R)
• M8: 4,210,881 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221

Radius: 8.2

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.44 AU - 3.46 AU

Year: 4423 Days

Day: 6.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,292,546 km

• M1: 102,325 km (0.079 R)
• M2: 483,949 km (0.09 R)
• M3: 741,706 km (0.105 R)
• M4: 1,410,259 km (0.057 R)
• M5: 1,973,944 km (0.081 R)
• M6: 3,902,410 km (0.102 R)
• M7: 6,257,081 km (0.078 R)
• M8: 7,099,167 km (0.119 R)
• M9: 11,353,282 km (0.068 R)
• M10: 13,484,453 km (0.073 R)
• M11: 15,272,895 km (0.112 R)
• M12: 17,107,863 km (0.086 R)
• M13: 18,689,262 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.7

Radius: 5

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.19 AU - 6.75 AU

Year: 10069 Days

Day: 20.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,292,546 km

• M1: 197,320 km (0.031 R)
• M2: 563,834 km (0.114 R)
• M3: 722,259 km (0.092 R)
• M4: 1,003,353 km (0.1 R)
• M5: 1,631,365 km (0.103 R)
• M6: 1,960,630 km (0.056 R)
• M7: 2,472,853 km (0.117 R)
• M8: 3,663,951 km (0.08 R)
• M9: 4,100,478 km (0.11 R)
• M10: 4,819,445 km (0.073 R)
• M11: 5,164,567 km (0.104 R)
• M12: 5,840,002 km (0.101 R)
• M13: 7,216,003 km (0.032 R)
• M14: 8,462,004 km (0.039 R)
• M15: 9,754,529 km (0.084 R)
• M16: 10,027,844 km (0.111 R)
• M17: 10,494,889 km (0.071 R)
• M18: 12,139,418 km (0.098 R)
• M19: 15,006,910 km (0.059 R)
• M20: 17,953,839 km (0.08 R)
• M21: 22,190,899 km (0.077 R)
• M22: 22,983,020 km (0.118 R)
• M23: 26,781,908 km (0.09 R)
• M24: 31,569,639 km (0.099 R)
• M25: 32,167,881 km (0.03 R)
• M26: 33,489,877 km (0.108 R)
• M27: 34,636,545 km (0.066 R)
• M28: 35,486,709 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.5

Radius: 5.4

Gravity: 31.33 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.61 AU - 7.77 AU

Year: 13308 Days

Day: 18 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,292,546 km

• M1: 67,768 km (0.031 R)
• M2: 539,899 km (0.096 R)
• M3: 832,961 km (0.081 R)
• M4: 1,174,942 km (0.109 R)
• M5: 1,407,866 km (0.084 R)
• M6: 1,858,604 km (0.039 R)
• M7: 2,215,993 km (0.107 R)
• M8: 3,376,274 km (0.053 R)
• M9: 4,624,669 km (0.036 R)
• M10: 5,279,758 km (0.092 R)
• M11: 7,615,130 km (0.104 R)
• M12: 7,801,080 km (0.063 R)
• M13: 8,377,331 km (0.107 R)
• M14: 9,614,206 km (0.095 R)
• M15: 10,850,633 km (0.044 R)
• M16: 11,752,259 km (0.049 R)
• M17: 14,398,795 km (0.071 R)
• M18: 16,940,014 km (0.052 R)
• M19: 17,659,729 km (0.099 R)
• M20: 20,205,586 km (0.095 R)
• M21: 20,652,435 km (0.06 R)
• M22: 20,923,805 km (0.099 R)
• M23: 22,889,521 km (0.096 R)
• M24: 23,472,953 km (0.113 R)
• M25: 24,166,190 km (0.064 R)
• M26: 26,646,672 km (0.1 R)
• M27: 29,864,073 km (0.101 R)
• M28: 36,002,822 km (0.044 R)
• M29: 38,676,884 km (0.08 R)
• M30: 39,643,137 km (0.073 R)
• M31: 40,484,176 km (0.105 R)
• M32: 42,784,991 km (0.109 R)
• M33: 45,019,834 km (0.083 R)
• M34: 52,189,012 km (0.097 R)
• M35: 54,565,524 km (0.101 R)
• M36: 56,659,146 km (0.057 R)
• M37: 58,624,862 km (0.049 R)
• M38: 59,899,137 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873

Radius: 3.3

Gravity: 80.17 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.96 AU - 10.26 AU

Year: 17439 Days

Day: 20.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,292,546 km

• M1: 41,139 km (0.1 R)
• M2: 143,913 km (0.115 R)
• M3: 541,095 km (0.071 R)
• M4: 747,989 km (0.114 R)
• M5: 1,161,328 km (0.06 R)
• M6: 5,497,722 km (0.103 R)
• M7: 7,176,359 km (0.061 R)
• M8: 7,461,643 km (0.109 R)
• M9: 7,607,201 km (0.112 R)
• M10: 15,106,543 km (0.049 R)
• M11: 16,705,145 km (0.072 R)
• M12: 17,121,775 km (0.099 R)
• M13: 17,374,895 km (0.118 R)
• M14: 20,139,913 km (0.084 R)
• M15: 22,979,280 km (0.082 R)
• M16: 38,425,559 km (0.096 R)
• M17: 39,150,660 km (0.108 R)
• M18: 43,693,948 km (0.104 R)
• M19: 52,025,352 km (0.09 R)
• M20: 59,792,474 km (0.119 R)
• M21: 66,410,983 km (0.107 R)
• M22: 70,867,204 km (0.066 R)
• M23: 72,176,036 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 16,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit