🌌 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: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.2

Radius: 11.6

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.63 AU - 0.81 AU

Year: 394 Days

Day: 7.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,595,096 km

• M1: 144,212 km (0.076 R)
• M2: 553,363 km (0.07 R)
• M3: 1,614,759 km (0.077 R)
• M4: 2,243,519 km (0.074 R)
• M5: 2,717,595 km (0.097 R)
• M6: 3,142,752 km (0.114 R)
• M7: 3,675,470 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.1

Radius: 9.6

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.71 AU - 0.81 AU

Year: 428 Days

Day: 6.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,595,096 km

• M1: 119,379 km (0.061 R)
• M2: 424,858 km (0.09 R)
• M3: 727,046 km (0.033 R)
• M4: 1,354,010 km (0.112 R)
• M5: 1,704,817 km (0.105 R)
• M6: 2,152,265 km (0.115 R)
• M7: 2,493,198 km (0.111 R)
• M8: 3,095,629 km (0.046 R)
• M9: 3,726,184 km (0.041 R)
• M10: 4,192,630 km (0.069 R)
• M11: 4,636,038 km (0.108 R)
• M12: 5,192,692 km (0.084 R)
• M13: 5,496,076 km (0.117 R)
• M14: 5,864,835 km (0.028 R)
• M15: 6,175,550 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.9

Radius: 11.2

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.72 AU - 0.88 AU

Year: 462 Days

Day: 7 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 80,595,096 km

• M1: 140,024 km (0.114 R)
• M2: 613,052 km (0.084 R)
• M3: 984,204 km (0.036 R)
• M4: 1,390,961 km (0.071 R)
• M5: 2,035,279 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.3

Radius: 6

Gravity: 27.59 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 8.97 AU - 9.49 AU

Year: 18106 Days

Day: 16.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,595,096 km

• M1: 74,649 km (0.048 R)
• M2: 380,278 km (0.075 R)
• M3: 671,694 km (0.066 R)
• M4: 1,712,896 km (0.109 R)
• M5: 1,978,133 km (0.049 R)
• M6: 2,762,923 km (0.06 R)
• M7: 2,968,321 km (0.096 R)
• M8: 3,438,956 km (0.069 R)
• M9: 5,074,809 km (0.104 R)
• M10: 7,314,588 km (0.103 R)
• M11: 7,510,262 km (0.11 R)
• M12: 10,693,106 km (0.115 R)
• M13: 11,593,536 km (0.099 R)
• M14: 15,462,286 km (0.044 R)
• M15: 17,729,292 km (0.062 R)
• M16: 18,261,562 km (0.114 R)
• M17: 18,987,710 km (0.05 R)
• M18: 22,805,597 km (0.054 R)
• M19: 24,292,151 km (0.074 R)
• M20: 24,619,022 km (0.06 R)
• M21: 29,879,033 km (0.061 R)
• M22: 30,128,712 km (0.094 R)
• M23: 38,876,597 km (0.084 R)
• M24: 39,473,642 km (0.081 R)
• M25: 40,228,363 km (0.093 R)
• M26: 47,459,326 km (0.097 R)
• M27: 60,952,755 km (0.076 R)
• M28: 61,354,575 km (0.112 R)
• M29: 67,811,069 km (0.066 R)
• M30: 68,026,490 km (0.12 R)
• M31: 74,247,518 km (0.096 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 11,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit