🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.7

Radius: 12.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.94 AU - 1.24 AU

Year: 747 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,192,153 km

• M1: 153,039 km (0.1 R)
• M2: 539,001 km (0.026 R)
• M3: 1,057,807 km (0.09 R)
• M4: 1,475,334 km (0.1 R)
• M5: 1,988,604 km (0.092 R)
• M6: 2,771,600 km (0.046 R)
• M7: 3,381,510 km (0.089 R)
• M8: 3,879,970 km (0.098 R)
• M9: 4,384,414 km (0.049 R)
• M10: 4,779,951 km (0.061 R)
• M11: 5,312,071 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856

Radius: 11

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.26 AU - 1.62 AU

Year: 1134 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,192,153 km

• M1: 136,732 km (0.038 R)
• M2: 479,312 km (0.082 R)
• M3: 840,590 km (0.108 R)
• M4: 1,190,350 km (0.05 R)
• M5: 1,622,389 km (0.096 R)
• M6: 2,281,816 km (0.117 R)
• M7: 3,511,960 km (0.119 R)
• M8: 3,979,752 km (0.067 R)
• M9: 4,470,433 km (0.119 R)
• M10: 5,261,956 km (0.107 R)
• M11: 5,702,222 km (0.035 R)
• M12: 6,997,889 km (0.078 R)
• M13: 7,505,325 km (0.11 R)
• M14: 8,794,859 km (0.084 R)
• M15: 9,236,023 km (0.06 R)
• M16: 10,880,852 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.8

Radius: 12.6

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.06 AU - 2.92 AU

Year: 2578 Days

Day: 5.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,192,153 km

• M1: 185,651 km (0.065 R)
• M2: 597,793 km (0.103 R)
• M3: 1,031,029 km (0.038 R)
• M4: 1,661,135 km (0.105 R)
• M5: 2,510,103 km (0.113 R)
• M6: 3,414,123 km (0.042 R)
• M7: 4,231,376 km (0.071 R)
• M8: 5,269,735 km (0.077 R)
• M9: 6,148,024 km (0.101 R)
• M10: 7,268,811 km (0.082 R)
• M11: 8,131,243 km (0.106 R)
• M12: 11,170,323 km (0.084 R)
• M13: 13,319,746 km (0.082 R)
• M14: 15,286,359 km (0.112 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.6

Radius: 5.9

Gravity: 16.59 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.35 AU - 7.55 AU

Year: 12020 Days

Day: 22.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,192,153 km

• M1: 80,932 km (0.103 R)
• M2: 671,246 km (0.071 R)
• M3: 891,454 km (0.116 R)
• M4: 1,893,759 km (0.057 R)
• M5: 2,518,480 km (0.115 R)
• M6: 3,674,423 km (0.116 R)
• M7: 4,339,385 km (0.081 R)
• M8: 7,015,093 km (0.039 R)
• M9: 10,465,717 km (0.087 R)
• M10: 12,855,543 km (0.056 R)
• M11: 14,111,866 km (0.114 R)
• M12: 14,769,798 km (0.074 R)
• M13: 15,310,744 km (0.065 R)
• M14: 16,432,129 km (0.072 R)
• M15: 24,331,944 km (0.102 R)
• M16: 26,050,375 km (0.089 R)
• M17: 34,201,664 km (0.115 R)
• M18: 41,191,175 km (0.076 R)
• M19: 50,886,015 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 11,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit