🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.46 AU - 0.66 AU

Year: 191 Days

Day: 24.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.9

Radius: 8.2

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.36 AU - 3.12 AU

Year: 2071 Days

Day: 8.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 67.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,517,207 km

• M1: 102,175 km (0.12 R)
• M2: 503,397 km (0.115 R)
• M3: 778,956 km (0.097 R)
• M4: 1,129,015 km (0.027 R)
• M5: 1,726,210 km (0.051 R)
• M6: 1,996,384 km (0.097 R)
• M7: 3,957,911 km (0.086 R)
• M8: 4,357,188 km (0.098 R)
• M9: 4,883,622 km (0.089 R)
• M10: 6,974,552 km (0.069 R)
• M11: 7,861,667 km (0.044 R)
• M12: 8,761,798 km (0.102 R)
• M13: 11,726,827 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.3

Radius: 9.2

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4 AU - 6.16 AU

Year: 5228 Days

Day: 14.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 29,517,207 km

• M1: 121,025 km (0.04 R)
• M2: 484,248 km (0.092 R)
• M3: 1,258,567 km (0.111 R)
• M4: 1,609,075 km (0.104 R)
• M5: 1,950,756 km (0.091 R)
• M6: 2,307,697 km (0.091 R)
• M7: 2,599,413 km (0.117 R)
• M8: 2,935,260 km (0.11 R)
• M9: 3,258,092 km (0.073 R)
• M10: 3,627,150 km (0.054 R)
• M11: 4,687,200 km (0.116 R)
• M12: 5,101,736 km (0.078 R)
• M13: 5,909,864 km (0.086 R)
• M14: 6,494,492 km (0.117 R)
• M15: 7,116,969 km (0.101 R)
• M16: 9,700,674 km (0.075 R)
• M17: 10,985,420 km (0.051 R)
• M18: 11,818,681 km (0.105 R)
• M19: 12,122,663 km (0.032 R)
• M20: 12,483,942 km (0.117 R)
• M21: 13,282,346 km (0.106 R)
• M22: 14,001,463 km (0.111 R)
• M23: 15,217,544 km (0.063 R)
• M24: 19,638,760 km (0.118 R)
• M25: 20,864,714 km (0.109 R)
• M26: 23,628,086 km (0.064 R)
• M27: 29,496,661 km (0.085 R)
• M28: 31,682,735 km (0.089 R)
• M29: 33,165,399 km (0.047 R)
• M30: 33,467,437 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.9

Radius: 11.4

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.59 AU - 8.55 AU

Year: 9509 Days

Day: 13.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,517,207 km

• M1: 206,295 km (0.04 R)
• M2: 1,159,533 km (0.085 R)
• M3: 2,078,812 km (0.092 R)
• M4: 3,114,478 km (0.088 R)
• M5: 4,224,644 km (0.105 R)
• M6: 5,553,372 km (0.111 R)
• M7: 6,113,766 km (0.109 R)
• M8: 7,487,074 km (0.063 R)
• M9: 7,878,572 km (0.058 R)
• M10: 8,396,629 km (0.077 R)
• M11: 10,174,450 km (0.061 R)
• M12: 15,580,319 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 11,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit