🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.5

Radius: 8.7

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.7 AU - 0.72 AU

Year: 413 Days

Day: 9.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,933,492 km

• M1: 108,907 km (0.078 R)
• M2: 386,561 km (0.107 R)
• M3: 746,045 km (0.101 R)
• M4: 1,059,153 km (0.115 R)
• M5: 1,345,782 km (0.106 R)
• M6: 2,081,056 km (0.115 R)
• M7: 2,555,880 km (0.072 R)
• M8: 3,071,543 km (0.102 R)
• M9: 3,666,045 km (0.115 R)
• M10: 4,234,966 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.6

Radius: 13.7

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.1 AU - 1.14 AU

Year: 818 Days

Day: 8.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,933,492 km

• M1: 170,392 km (0.115 R)
• M2: 628,311 km (0.086 R)
• M3: 1,137,692 km (0.027 R)
• M4: 1,590,674 km (0.1 R)
• M5: 2,216,741 km (0.09 R)
• M6: 2,820,817 km (0.098 R)
• M7: 3,591,994 km (0.085 R)
• M8: 4,363,321 km (0.054 R)
• M9: 5,045,787 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.8

Radius: 13.2

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.98 AU - 1.42 AU

Year: 907 Days

Day: 6 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,933,492 km

• M1: 164,408 km (0.08 R)
• M2: 575,802 km (0.118 R)
• M3: 1,088,025 km (0.111 R)
• M4: 1,585,737 km (0.117 R)
• M5: 2,083,150 km (0.118 R)
• M6: 2,995,249 km (0.076 R)
• M7: 3,705,988 km (0.106 R)
• M8: 4,595,796 km (0.07 R)
• M9: 5,195,235 km (0.084 R)
• M10: 6,245,562 km (0.086 R)
• M11: 7,652,978 km (0.105 R)
• M12: 8,577,344 km (0.099 R)
• M13: 9,488,843 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.6

Radius: 11.3

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.62 AU - 2.66 AU

Year: 2161 Days

Day: 13.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,933,492 km

• M1: 140,472 km (0.09 R)
• M2: 592,408 km (0.115 R)
• M3: 1,316,162 km (0.093 R)
• M4: 1,719,029 km (0.118 R)
• M5: 2,288,399 km (0.113 R)
• M6: 2,753,648 km (0.086 R)
• M7: 3,128,540 km (0.044 R)
• M8: 3,620,268 km (0.098 R)
• M9: 4,312,009 km (0.107 R)
• M10: 5,958,782 km (0.102 R)
• M11: 6,491,052 km (0.113 R)
• M12: 6,897,958 km (0.098 R)
• M13: 7,734,958 km (0.11 R)
• M14: 8,398,724 km (0.112 R)
• M15: 9,513,527 km (0.069 R)
• M16: 10,689,516 km (0.063 R)
• M17: 11,587,103 km (0.117 R)
• M18: 12,073,296 km (0.099 R)
• M19: 12,573,103 km (0.05 R)
• M20: 13,046,580 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.2

Radius: 8.2

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.8 AU - 5.66 AU

Year: 7101 Days

Day: 14.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,933,492 km

• M1: 102,325 km (0.059 R)
• M2: 359,184 km (0.112 R)
• M3: 788,231 km (0.102 R)
• M4: 1,307,037 km (0.119 R)
• M5: 2,260,424 km (0.104 R)
• M6: 3,240,739 km (0.048 R)
• M7: 4,584,128 km (0.034 R)
• M8: 9,742,113 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527

Radius: 3.2

Gravity: 51.46 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.45 AU - 5.99 AU

Year: 9443 Days

Day: 19.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,933,492 km

• M1: 40,691 km (0.116 R)
• M2: 148,401 km (0.087 R)
• M3: 290,220 km (0.092 R)
• M4: 508,184 km (0.072 R)
• M5: 609,163 km (0.11 R)
• M6: 756,666 km (0.083 R)
• M7: 861,833 km (0.057 R)
• M8: 1,977,684 km (0.11 R)
• M9: 2,127,431 km (0.071 R)
• M10: 2,702,486 km (0.1 R)
• M11: 3,686,840 km (0.117 R)
• M12: 5,511,485 km (0.114 R)
• M13: 5,741,716 km (0.041 R)
• M14: 8,110,897 km (0.108 R)
• M15: 8,669,795 km (0.104 R)
• M16: 11,267,712 km (0.118 R)
• M17: 12,913,737 km (0.104 R)
• M18: 19,623,351 km (0.113 R)
• M19: 20,159,510 km (0.103 R)
• M20: 22,071,819 km (0.091 R)
• M21: 22,485,009 km (0.084 R)
• M22: 25,072,454 km (0.08 R)
• M23: 34,231,134 km (0.117 R)
• M24: 37,406,200 km (0.069 R)
• M25: 40,772,152 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988

Radius: 7.5

Gravity: 17.56 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.75 AU - 9.89 AU

Year: 19640 Days

Day: 19.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,933,492 km

• M1: 108,159 km (0.091 R)
• M2: 571,763 km (0.069 R)
• M3: 834,906 km (0.101 R)
• M4: 1,072,617 km (0.099 R)
• M5: 1,838,558 km (0.119 R)
• M6: 2,249,204 km (0.107 R)
• M7: 2,524,165 km (0.066 R)
• M8: 2,770,403 km (0.092 R)
• M9: 3,142,154 km (0.093 R)
• M10: 4,051,559 km (0.09 R)
• M11: 4,675,532 km (0.118 R)
• M12: 5,242,957 km (0.026 R)
• M13: 5,897,896 km (0.073 R)
• M14: 7,419,306 km (0.063 R)
• M15: 8,032,358 km (0.103 R)
• M16: 8,678,621 km (0.04 R)
• M17: 9,593,711 km (0.108 R)
• M18: 10,013,633 km (0.076 R)
• M19: 13,827,032 km (0.109 R)
• M20: 15,072,584 km (0.104 R)
• M21: 19,067,595 km (0.117 R)
• M22: 20,411,133 km (0.082 R)
• M23: 20,905,854 km (0.113 R)
• M24: 26,652,207 km (0.079 R)
• M25: 28,329,199 km (0.076 R)
• M26: 30,586,930 km (0.116 R)
• M27: 30,974,688 km (0.087 R)
• M28: 35,174,199 km (0.087 R)
• M29: 36,605,851 km (0.067 R)
• M30: 39,280,063 km (0.102 R)
• M31: 43,368,722 km (0.116 R)
• M32: 45,013,999 km (0.084 R)
• M33: 46,871,406 km (0.059 R)
• M34: 48,779,378 km (0.092 R)
• M35: 52,564,353 km (0.112 R)
• M36: 52,934,758 km (0.117 R)
• M37: 54,812,809 km (0.062 R)
• M38: 62,148,191 km (0.082 R)
• M39: 62,562,278 km (0.103 R)
• M40: 63,605,723 km (0.091 R)
• M41: 67,458,317 km (0.113 R)
• M42: 71,463,651 km (0.055 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: 498 - 18,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit