🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.9

Radius: 12.8

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.46 AU - 0.74 AU

Year: 321 Days

Day: 12.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,364,592 km

• M1: 159,621 km (0.081 R)
• M2: 589,864 km (0.086 R)
• M3: 1,451,698 km (0.066 R)
• M4: 2,071,931 km (0.08 R)
• M5: 2,502,324 km (0.083 R)
• M6: 2,933,165 km (0.079 R)
• M7: 3,615,781 km (0.113 R)
• M8: 4,629,456 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.8

Radius: 9.7

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.72 AU - 0.8 AU

Year: 457 Days

Day: 12.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,364,592 km

• M1: 120,576 km (0.085 R)
• M2: 454,628 km (0.105 R)
• M3: 764,445 km (0.118 R)
• M4: 1,125,126 km (0.037 R)
• M5: 1,500,766 km (0.092 R)
• M6: 1,813,126 km (0.112 R)
• M7: 2,133,415 km (0.064 R)
• M8: 2,471,806 km (0.12 R)
• M9: 2,781,324 km (0.087 R)
• M10: 3,163,546 km (0.109 R)
• M11: 3,529,762 km (0.091 R)
• M12: 3,856,484 km (0.108 R)
• M13: 4,174,977 km (0.068 R)
• M14: 4,755,417 km (0.072 R)
• M15: 5,355,005 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.2

Radius: 13.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.3 AU - 1.94 AU

Year: 1423 Days

Day: 9.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,364,592 km

• M1: 165,455 km (0.097 R)
• M2: 718,519 km (0.097 R)
• M3: 1,278,613 km (0.073 R)
• M4: 1,737,130 km (0.077 R)
• M5: 2,428,572 km (0.112 R)
• M6: 2,896,813 km (0.044 R)
• M7: 3,705,838 km (0.106 R)
• M8: 4,197,417 km (0.116 R)
• M9: 6,393,364 km (0.11 R)
• M10: 6,846,047 km (0.068 R)
• M11: 8,361,474 km (0.117 R)
• M12: 8,793,662 km (0.061 R)
• M13: 9,586,232 km (0.089 R)
• M14: 10,425,775 km (0.073 R)

Asteroid Belt

Center: 2.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.9

Radius: 12.4

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.12 AU - 3.2 AU

Year: 2995 Days

Day: 6.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,364,592 km

• M1: 154,235 km (0.075 R)
• M2: 611,107 km (0.036 R)
• M3: 1,344,286 km (0.108 R)
• M4: 2,460,137 km (0.097 R)
• M5: 2,848,044 km (0.043 R)
• M6: 3,259,139 km (0.094 R)
• M7: 3,690,579 km (0.063 R)
• M8: 4,354,644 km (0.086 R)
• M9: 4,832,759 km (0.067 R)
• M10: 5,220,367 km (0.064 R)
• M11: 6,058,714 km (0.063 R)
• M12: 6,864,298 km (0.036 R)
• M13: 10,734,844 km (0.071 R)
• M14: 12,400,317 km (0.1 R)
• M15: 13,939,081 km (0.117 R)
• M16: 16,836,193 km (0.119 R)
• M17: 20,175,218 km (0.076 R)
• M18: 21,967,251 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 16,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit