🌌 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: 159.6

Radius: 13.5

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.68 AU - 0.74 AU

Year: 413 Days

Day: 9.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,414,018 km

• M1: 171,290 km (0.117 R)
• M2: 592,408 km (0.063 R)
• M3: 1,275,172 km (0.106 R)
• M4: 1,729,950 km (0.071 R)
• M5: 2,156,902 km (0.077 R)
• M6: 2,606,145 km (0.045 R)
• M7: 3,081,716 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66

Radius: 8.8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.87 AU - 1.25 AU

Year: 753 Days

Day: 13 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,414,018 km

• M1: 109,506 km (0.114 R)
• M2: 461,210 km (0.049 R)
• M3: 822,489 km (0.032 R)
• M4: 1,136,645 km (0.116 R)
• M5: 1,609,972 km (0.046 R)
• M6: 1,973,645 km (0.074 R)
• M7: 2,449,366 km (0.108 R)
• M8: 3,263,926 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.2

Radius: 8.1

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.33 AU - 2.91 AU

Year: 2927 Days

Day: 6.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,414,018 km

• M1: 103,522 km (0.12 R)
• M2: 705,952 km (0.032 R)
• M3: 1,004,101 km (0.116 R)
• M4: 1,574,966 km (0.118 R)
• M5: 1,828,535 km (0.11 R)
• M6: 2,332,081 km (0.081 R)
• M7: 2,616,916 km (0.059 R)
• M8: 3,114,328 km (0.042 R)
• M9: 3,977,209 km (0.038 R)
• M10: 4,612,402 km (0.112 R)
• M11: 6,925,933 km (0.118 R)
• M12: 8,110,897 km (0.087 R)
• M13: 10,753,993 km (0.045 R)
• M14: 13,020,699 km (0.063 R)
• M15: 13,922,775 km (0.082 R)
• M16: 15,640,308 km (0.077 R)
• M17: 18,828,837 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.3

Radius: 8.6

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.76 AU - 5.4 AU

Year: 6766 Days

Day: 13 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,414,018 km

• M1: 112,498 km (0.114 R)
• M2: 408,552 km (0.058 R)
• M3: 1,401,134 km (0.119 R)
• M4: 2,016,579 km (0.087 R)
• M5: 2,483,773 km (0.037 R)
• M6: 2,920,001 km (0.079 R)
• M7: 4,991,034 km (0.105 R)
• M8: 5,847,631 km (0.113 R)
• M9: 9,005,193 km (0.104 R)
• M10: 10,994,845 km (0.095 R)
• M11: 14,295,872 km (0.091 R)
• M12: 14,772,790 km (0.076 R)
• M13: 15,445,831 km (0.053 R)
• M14: 21,663,118 km (0.065 R)
• M15: 22,853,020 km (0.107 R)
• M16: 25,449,440 km (0.072 R)
• M17: 26,150,157 km (0.096 R)
• M18: 28,143,249 km (0.11 R)
• M19: 35,589,483 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.3

Radius: 7.6

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 9.17 AU - 10.65 AU

Year: 21534 Days

Day: 22.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,414,018 km

• M1: 94,546 km (0.047 R)
• M2: 569,220 km (0.12 R)
• M3: 884,871 km (0.114 R)
• M4: 1,233,285 km (0.079 R)
• M5: 2,598,665 km (0.113 R)
• M6: 2,882,751 km (0.116 R)
• M7: 3,743,687 km (0.074 R)
• M8: 4,233,769 km (0.05 R)
• M9: 5,267,191 km (0.101 R)
• M10: 5,685,467 km (0.103 R)
• M11: 8,067,364 km (0.1 R)
• M12: 8,469,184 km (0.056 R)
• M13: 9,097,047 km (0.101 R)
• M14: 10,983,775 km (0.083 R)
• M15: 12,980,607 km (0.073 R)
• M16: 13,254,820 km (0.06 R)
• M17: 14,172,603 km (0.104 R)
• M18: 15,977,352 km (0.069 R)
• M19: 17,180,119 km (0.069 R)
• M20: 18,184,818 km (0.103 R)
• M21: 22,400,935 km (0.113 R)
• M22: 24,421,404 km (0.066 R)
• M23: 26,670,608 km (0.091 R)
• M24: 34,764,750 km (0.102 R)
• M25: 36,098,116 km (0.068 R)
• M26: 37,603,818 km (0.09 R)
• M27: 41,180,554 km (0.098 R)
• M28: 42,672,643 km (0.101 R)
• M29: 58,314,596 km (0.08 R)
• M30: 60,384,732 km (0.045 R)
• M31: 61,727,223 km (0.093 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: 406 - 14,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit