🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.7

Radius: 9

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.47 AU - 0.59 AU

Year: 262 Days

Day: 5.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,029,279 km

• M1: 112,049 km (0.116 R)
• M2: 403,316 km (0.058 R)
• M3: 742,903 km (0.059 R)
• M4: 1,119,590 km (0.105 R)
• M5: 1,719,777 km (0.036 R)
• M6: 2,269,699 km (0.101 R)
• M7: 2,913,269 km (0.072 R)
• M8: 4,167,797 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.2

Radius: 10.5

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.63 AU - 0.75 AU

Year: 389 Days

Day: 6.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,029,279 km

• M1: 130,599 km (0.074 R)
• M2: 459,864 km (0.11 R)
• M3: 1,107,922 km (0.097 R)
• M4: 1,595,162 km (0.051 R)
• M5: 2,289,745 km (0.09 R)
• M6: 2,716,847 km (0.093 R)
• M7: 3,143,051 km (0.071 R)
• M8: 3,520,636 km (0.103 R)
• M9: 3,878,774 km (0.046 R)
• M10: 4,448,592 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.3

Radius: 9.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.7 AU - 0.98 AU

Year: 522 Days

Day: 10.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,029,279 km

• M1: 115,639 km (0.098 R)
• M2: 452,085 km (0.046 R)
• M3: 746,194 km (0.101 R)
• M4: 1,052,571 km (0.069 R)
• M5: 1,432,699 km (0.094 R)
• M6: 1,736,083 km (0.081 R)
• M7: 2,058,915 km (0.071 R)
• M8: 2,368,733 km (0.097 R)
• M9: 2,709,816 km (0.094 R)
• M10: 3,073,189 km (0.08 R)
• M11: 3,751,466 km (0.096 R)
• M12: 4,270,122 km (0.037 R)
• M13: 4,693,484 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.6

Radius: 9.1

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.18 AU - 1.44 AU

Year: 1017 Days

Day: 5.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,029,279 km

• M1: 139,276 km (0.079 R)
• M2: 428,299 km (0.106 R)
• M3: 764,595 km (0.114 R)
• M4: 1,118,094 km (0.102 R)
• M5: 1,790,088 km (0.052 R)
• M6: 2,357,812 km (0.082 R)
• M7: 3,414,422 km (0.085 R)
• M8: 4,519,651 km (0.104 R)
• M9: 5,124,924 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.6

Radius: 9

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.07 AU - 2.41 AU

Year: 2274 Days

Day: 14.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,029,279 km

• M1: 112,049 km (0.088 R)
• M2: 527,781 km (0.03 R)
• M3: 858,841 km (0.083 R)
• M4: 1,150,707 km (0.096 R)
• M5: 1,580,801 km (0.085 R)
• M6: 1,980,526 km (0.093 R)
• M7: 2,270,447 km (0.06 R)
• M8: 3,491,764 km (0.104 R)
• M9: 4,484,495 km (0.091 R)
• M10: 5,173,693 km (0.067 R)
• M11: 5,704,466 km (0.118 R)
• M12: 8,455,272 km (0.095 R)
• M13: 8,852,005 km (0.089 R)
• M14: 10,339,158 km (0.057 R)
• M15: 10,640,298 km (0.081 R)
• M16: 11,220,887 km (0.076 R)
• M17: 12,915,532 km (0.114 R)
• M18: 13,755,973 km (0.048 R)
• M19: 14,398,346 km (0.091 R)
• M20: 14,679,740 km (0.057 R)
• M21: 15,545,762 km (0.106 R)
• M22: 16,344,016 km (0.088 R)
• M23: 17,169,198 km (0.103 R)
• M24: 17,859,891 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.3

Radius: 9.6

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.9 AU - 5.18 AU

Year: 6561 Days

Day: 9.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,029,279 km

• M1: 129,103 km (0.078 R)
• M2: 513,869 km (0.059 R)
• M3: 1,440,029 km (0.069 R)
• M4: 1,780,514 km (0.106 R)
• M5: 2,293,784 km (0.119 R)
• M6: 2,850,139 km (0.075 R)
• M7: 4,467,740 km (0.108 R)
• M8: 4,787,581 km (0.101 R)
• M9: 5,985,860 km (0.094 R)
• M10: 6,560,914 km (0.059 R)
• M11: 7,106,348 km (0.04 R)
• M12: 7,475,256 km (0.099 R)
• M13: 8,472,176 km (0.095 R)
• M14: 9,475,080 km (0.111 R)
• M15: 9,963,817 km (0.079 R)
• M16: 11,080,415 km (0.076 R)
• M17: 13,408,607 km (0.102 R)
• M18: 13,920,979 km (0.103 R)
• M19: 14,606,437 km (0.088 R)
• M20: 15,094,126 km (0.041 R)
• M21: 16,447,837 km (0.109 R)
• M22: 16,857,586 km (0.083 R)
• M23: 18,690,908 km (0.025 R)
• M24: 25,214,871 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.1

Radius: 4.9

Gravity: 39.07 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.18 AU - 10.9 AU

Year: 18435 Days

Day: 15 Hours

Environment

Temp: -239 °C

Axial Tilt: 55.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,029,279 km

• M1: 65,673 km (0.063 R)
• M2: 320,139 km (0.113 R)
• M3: 496,964 km (0.089 R)
• M4: 681,717 km (0.108 R)
• M5: 1,295,518 km (0.11 R)
• M6: 1,797,718 km (0.074 R)
• M7: 1,951,355 km (0.112 R)
• M8: 2,198,490 km (0.084 R)
• M9: 2,466,420 km (0.109 R)
• M10: 5,294,867 km (0.072 R)
• M11: 6,113,467 km (0.119 R)
• M12: 6,374,664 km (0.077 R)
• M13: 7,396,717 km (0.076 R)
• M14: 8,523,488 km (0.101 R)
• M15: 8,904,813 km (0.077 R)
• M16: 9,127,714 km (0.081 R)
• M17: 9,937,487 km (0.101 R)
• M18: 13,077,547 km (0.06 R)
• M19: 14,104,686 km (0.118 R)
• M20: 15,502,827 km (0.108 R)
• M21: 16,152,980 km (0.075 R)
• M22: 18,571,678 km (0.1 R)
• M23: 19,119,655 km (0.097 R)
• M24: 24,436,962 km (0.107 R)
• M25: 26,445,612 km (0.114 R)
• M26: 28,201,443 km (0.105 R)
• M27: 30,787,990 km (0.033 R)
• M28: 34,750,987 km (0.029 R)
• M29: 35,722,326 km (0.117 R)
• M30: 36,285,412 km (0.092 R)
• M31: 41,932,882 km (0.115 R)
• M32: 43,831,129 km (0.108 R)
• M33: 58,552,457 km (0.111 R)
• M34: 64,591,723 km (0.073 R)
• M35: 73,271,840 km (0.115 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: 279 - 17,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit