🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.7

Radius: 8.9

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.41 AU - 0.65 AU

Year: 266 Days

Day: 5.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 12,452,185 km

• M1: 110,702 km (0.079 R)
• M2: 391,198 km (0.074 R)
• M3: 805,734 km (0.089 R)
• M4: 1,148,164 km (0.111 R)
• M5: 1,452,446 km (0.059 R)
• M6: 1,764,806 km (0.117 R)
• M7: 2,510,701 km (0.063 R)
• M8: 3,050,899 km (0.052 R)
• M9: 3,369,542 km (0.116 R)
• M10: 3,688,485 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.5

Radius: 13.4

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.61 AU - 0.89 AU

Year: 448 Days

Day: 12.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 12,452,185 km

• M1: 166,652 km (0.117 R)
• M2: 708,496 km (0.097 R)
• M3: 1,232,836 km (0.116 R)
• M4: 1,789,191 km (0.084 R)
• M5: 2,234,843 km (0.08 R)
• M6: 3,712,870 km (0.063 R)
• M7: 4,608,063 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.5

Radius: 10

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.93 AU - 1.29 AU

Year: 807 Days

Day: 5.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 12,452,185 km

• M1: 132,095 km (0.105 R)
• M2: 553,662 km (0.073 R)
• M3: 931,396 km (0.069 R)
• M4: 1,285,345 km (0.088 R)
• M5: 1,772,884 km (0.12 R)
• M6: 3,922,606 km (0.108 R)
• M7: 5,134,498 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.2

Radius: 10.9

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.07 AU - 1.67 AU

Year: 1107 Days

Day: 12.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 12,452,185 km

• M1: 135,685 km (0.098 R)
• M2: 557,701 km (0.118 R)
• M3: 937,829 km (0.116 R)
• M4: 1,424,770 km (0.082 R)
• M5: 1,820,157 km (0.045 R)
• M6: 2,369,481 km (0.103 R)
• M7: 2,978,793 km (0.102 R)
• M8: 3,745,781 km (0.096 R)
• M9: 4,275,507 km (0.047 R)
• M10: 4,738,064 km (0.104 R)
• M11: 5,558,758 km (0.117 R)
• M12: 6,170,015 km (0.086 R)
• M13: 7,039,777 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.8

Radius: 8.7

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.3 AU - 1.6 AU

Year: 1205 Days

Day: 13.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 12,452,185 km

• M1: 108,458 km (0.11 R)
• M2: 458,368 km (0.097 R)
• M3: 1,159,683 km (0.047 R)
• M4: 1,473,389 km (0.102 R)
• M5: 1,764,956 km (0.088 R)
• M6: 2,051,884 km (0.097 R)
• M7: 2,695,305 km (0.103 R)
• M8: 3,107,447 km (0.098 R)
• M9: 3,870,845 km (0.063 R)
• M10: 4,252,170 km (0.098 R)
• M11: 4,601,331 km (0.046 R)
• M12: 6,644,090 km (0.077 R)
• M13: 7,090,041 km (0.085 R)
• M14: 7,529,560 km (0.114 R)
• M15: 8,180,760 km (0.106 R)
• M16: 8,635,537 km (0.111 R)
• M17: 9,533,424 km (0.05 R)
• M18: 11,690,774 km (0.085 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 14,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit