🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.6

Radius: 8.5

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.11 AU - 1.17 AU

Year: 786 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,429,125 km

• M1: 105,766 km (0.118 R)
• M2: 470,934 km (0.11 R)
• M3: 765,343 km (0.1 R)
• M4: 1,205,609 km (0.106 R)
• M5: 1,655,300 km (0.054 R)
• M6: 1,943,127 km (0.086 R)
• M7: 2,223,623 km (0.074 R)
• M8: 2,575,926 km (0.12 R)
• M9: 3,078,126 km (0.082 R)
• M10: 3,448,081 km (0.063 R)
• M11: 4,261,894 km (0.096 R)
• M12: 4,808,524 km (0.104 R)
• M13: 5,161,875 km (0.112 R)
• M14: 5,438,331 km (0.115 R)
• M15: 6,061,257 km (0.113 R)
• M16: 6,623,147 km (0.057 R)
• M17: 7,333,587 km (0.116 R)
• M18: 7,996,006 km (0.104 R)
• M19: 8,391,992 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.9

Radius: 9.2

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.08 AU - 1.28 AU

Year: 828 Days

Day: 5.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,429,125 km

• M1: 114,442 km (0.101 R)
• M2: 406,308 km (0.113 R)
• M3: 916,437 km (0.11 R)
• M4: 1,425,069 km (0.085 R)
• M5: 1,874,461 km (0.11 R)
• M6: 3,257,045 km (0.09 R)
• M7: 3,649,440 km (0.096 R)
• M8: 4,346,267 km (0.114 R)
• M9: 4,683,311 km (0.06 R)
• M10: 5,240,413 km (0.117 R)
• M11: 5,681,727 km (0.044 R)
• M12: 7,110,237 km (0.078 R)
• M13: 7,675,867 km (0.093 R)
• M14: 8,245,835 km (0.05 R)
• M15: 8,817,149 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392

Radius: 8.3

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.56 AU - 2.5 AU

Year: 1867 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,429,125 km

• M1: 103,671 km (0.066 R)
• M2: 380,278 km (0.105 R)
• M3: 656,286 km (0.054 R)
• M4: 1,255,276 km (0.111 R)
• M5: 1,794,127 km (0.114 R)
• M6: 2,479,435 km (0.052 R)
• M7: 2,738,838 km (0.097 R)
• M8: 3,500,441 km (0.109 R)
• M9: 4,897,535 km (0.067 R)
• M10: 8,538,598 km (0.094 R)
• M11: 10,579,113 km (0.055 R)
• M12: 11,839,026 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.9

Radius: 10.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.89 AU - 4.81 AU

Year: 4878 Days

Day: 14.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,429,125 km

• M1: 143,913 km (0.093 R)
• M2: 483,800 km (0.114 R)
• M3: 1,023,549 km (0.103 R)
• M4: 1,374,804 km (0.075 R)
• M5: 1,907,822 km (0.078 R)
• M6: 2,973,108 km (0.042 R)
• M7: 3,647,046 km (0.119 R)
• M8: 4,107,210 km (0.084 R)
• M9: 4,845,774 km (0.108 R)
• M10: 6,799,822 km (0.108 R)
• M11: 8,072,750 km (0.095 R)
• M12: 8,931,442 km (0.063 R)
• M13: 9,770,985 km (0.099 R)
• M14: 10,830,138 km (0.118 R)
• M15: 11,519,036 km (0.119 R)
• M16: 14,061,153 km (0.119 R)
• M17: 17,591,214 km (0.07 R)
• M18: 20,941,308 km (0.077 R)
• M19: 22,975,241 km (0.06 R)
• M20: 24,329,551 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.6

Radius: 3.4

Gravity: 46.25 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.26 AU - 7.94 AU

Year: 12215 Days

Day: 22.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 104.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,429,125 km

• M1: 42,486 km (0.12 R)
• M2: 169,046 km (0.109 R)
• M3: 387,907 km (0.079 R)
• M4: 738,864 km (0.053 R)
• M5: 1,184,366 km (0.096 R)
• M6: 1,970,653 km (0.089 R)
• M7: 2,315,625 km (0.065 R)
• M8: 2,594,476 km (0.107 R)
• M9: 3,100,715 km (0.116 R)
• M10: 3,315,687 km (0.114 R)
• M11: 4,305,277 km (0.116 R)
• M12: 6,153,559 km (0.1 R)
• M13: 6,492,996 km (0.081 R)
• M14: 7,167,982 km (0.067 R)
• M15: 7,291,849 km (0.097 R)
• M16: 8,563,281 km (0.108 R)
• M17: 8,986,194 km (0.067 R)
• M18: 10,656,006 km (0.065 R)
• M19: 13,375,097 km (0.106 R)
• M20: 16,594,742 km (0.106 R)
• M21: 17,324,929 km (0.109 R)
• M22: 19,164,235 km (0.097 R)
• M23: 21,469,688 km (0.082 R)
• M24: 21,813,464 km (0.095 R)
• M25: 23,135,311 km (0.107 R)
• M26: 24,045,614 km (0.095 R)
• M27: 26,131,606 km (0.11 R)
• M28: 27,419,345 km (0.067 R)
• M29: 29,800,195 km (0.054 R)
• M30: 33,222,097 km (0.078 R)
• M31: 34,614,105 km (0.095 R)
• M32: 37,762,542 km (0.108 R)
• M33: 43,790,738 km (0.054 R)
• M34: 44,900,604 km (0.098 R)
• M35: 45,180,951 km (0.085 R)
• M36: 46,600,186 km (0.062 R)
• M37: 48,489,457 km (0.072 R)
• M38: 49,229,518 km (0.094 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 12,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit