🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

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: 750.8

Radius: 9.6

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.69 AU - 0.73 AU

Year: 406 Days

Day: 11.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 82.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,398,545 km

• M1: 119,379 km (0.114 R)
• M2: 573,857 km (0.119 R)
• M3: 891,155 km (0.107 R)
• M4: 1,211,743 km (0.086 R)
• M5: 1,646,175 km (0.074 R)
• M6: 1,964,818 km (0.065 R)
• M7: 2,334,026 km (0.111 R)
• M8: 2,980,738 km (0.108 R)
• M9: 3,592,892 km (0.116 R)
• M10: 4,203,850 km (0.063 R)
• M11: 4,556,153 km (0.102 R)
• M12: 5,192,692 km (0.054 R)
• M13: 5,632,360 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.1

Radius: 11.4

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.78 AU - 1.22 AU

Year: 678 Days

Day: 12.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,398,545 km

• M1: 143,764 km (0.088 R)
• M2: 541,095 km (0.108 R)
• M3: 955,631 km (0.113 R)
• M4: 1,529,189 km (0.038 R)
• M5: 2,443,831 km (0.063 R)
• M6: 2,877,216 km (0.108 R)
• M7: 4,131,594 km (0.096 R)
• M8: 4,981,609 km (0.069 R)
• M9: 5,484,258 km (0.092 R)
• M10: 7,112,780 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.8

Radius: 8.1

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.29 AU - 3.17 AU

Year: 3059 Days

Day: 11.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,398,545 km

• M1: 100,679 km (0.03 R)
• M2: 528,380 km (0.093 R)
• M3: 1,053,319 km (0.098 R)
• M4: 1,378,544 km (0.067 R)
• M5: 1,806,245 km (0.101 R)
• M6: 2,496,938 km (0.055 R)
• M7: 3,297,436 km (0.069 R)
• M8: 3,837,784 km (0.055 R)
• M9: 5,094,406 km (0.029 R)
• M10: 5,421,576 km (0.076 R)
• M11: 6,230,602 km (0.059 R)
• M12: 6,723,377 km (0.091 R)
• M13: 7,148,534 km (0.064 R)
• M14: 7,463,139 km (0.11 R)
• M15: 8,120,172 km (0.062 R)
• M16: 8,708,391 km (0.049 R)
• M17: 10,807,399 km (0.092 R)
• M18: 11,864,607 km (0.117 R)
• M19: 13,035,659 km (0.079 R)
• M20: 13,793,522 km (0.081 R)
• M21: 14,883,193 km (0.12 R)
• M22: 16,954,226 km (0.086 R)
• M23: 19,270,450 km (0.116 R)
• M24: 20,441,203 km (0.109 R)
• M25: 21,204,750 km (0.094 R)

Asteroid Belt

Center: 3.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.8

Radius: 14.5

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.88 AU - 4.68 AU

Year: 4985 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,398,545 km

• M1: 180,265 km (0.049 R)
• M2: 2,004,163 km (0.097 R)
• M3: 3,041,624 km (0.064 R)
• M4: 3,870,546 km (0.082 R)
• M5: 5,059,400 km (0.047 R)
• M6: 5,563,694 km (0.081 R)
• M7: 7,600,769 km (0.101 R)
• M8: 9,007,737 km (0.075 R)
• M9: 10,717,341 km (0.079 R)
• M10: 11,176,756 km (0.065 R)
• M11: 11,697,357 km (0.101 R)
• M12: 13,728,447 km (0.083 R)
• M13: 18,090,123 km (0.106 R)
• M14: 20,795,899 km (0.118 R)
• M15: 22,319,703 km (0.105 R)
• M16: 24,703,695 km (0.11 R)
• M17: 25,264,537 km (0.045 R)
• M18: 25,998,315 km (0.12 R)
• M19: 27,167,871 km (0.118 R)
• M20: 28,810,904 km (0.058 R)
• M21: 29,972,681 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.9

Radius: 7.1

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.15 AU - 9.33 AU

Year: 17525 Days

Day: 15.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,398,545 km

• M1: 97,538 km (0.05 R)
• M2: 942,616 km (0.069 R)
• M3: 1,363,585 km (0.115 R)
• M4: 3,486,378 km (0.105 R)
• M5: 4,295,254 km (0.077 R)
• M6: 5,371,461 km (0.073 R)
• M7: 6,574,078 km (0.086 R)
• M8: 7,102,159 km (0.065 R)
• M9: 8,700,163 km (0.06 R)
• M10: 9,833,816 km (0.099 R)
• M11: 17,918,983 km (0.108 R)
• M12: 18,600,401 km (0.054 R)
• M13: 23,255,587 km (0.057 R)
• M14: 27,947,425 km (0.028 R)
• M15: 34,131,353 km (0.055 R)
• M16: 36,514,895 km (0.074 R)
• M17: 57,106,893 km (0.073 R)
• M18: 58,394,332 km (0.084 R)
• M19: 59,889,264 km (0.117 R)
• M20: 61,793,644 km (0.084 R)
• M21: 62,566,617 km (0.095 R)
• M22: 64,131,710 km (0.105 R)
• M23: 65,923,443 km (0.042 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 11,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit