🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.7

Radius: 12.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.52 AU - 0.74 AU

Year: 345 Days

Day: 8.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,776,467 km

• M1: 163,510 km (0.094 R)
• M2: 1,034,020 km (0.074 R)
• M3: 1,945,371 km (0.107 R)
• M4: 2,720,288 km (0.11 R)
• M5: 3,149,484 km (0.094 R)
• M6: 4,387,107 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 12.9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.67 AU - 1.03 AU

Year: 541 Days

Day: 8.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,776,467 km

• M1: 160,369 km (0.118 R)
• M2: 613,202 km (0.079 R)
• M3: 1,394,701 km (0.046 R)
• M4: 1,800,410 km (0.099 R)
• M5: 2,286,603 km (0.103 R)
• M6: 2,699,045 km (0.086 R)
• M7: 3,182,545 km (0.087 R)
• M8: 3,723,790 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.4

Radius: 12.6

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.55 AU - 2.43 AU

Year: 1938 Days

Day: 9.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 35,776,467 km

• M1: 156,629 km (0.054 R)
• M2: 710,739 km (0.078 R)
• M3: 1,322,894 km (0.119 R)
• M4: 2,506,064 km (0.111 R)
• M5: 3,366,102 km (0.063 R)
• M6: 5,108,917 km (0.106 R)
• M7: 5,823,247 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.4

Radius: 14.7

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.63 AU - 5.61 AU

Year: 7997 Days

Day: 13.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 95.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,776,467 km

• M1: 182,809 km (0.074 R)
• M2: 801,246 km (0.093 R)
• M3: 1,305,989 km (0.106 R)
• M4: 3,194,214 km (0.117 R)
• M5: 3,854,688 km (0.109 R)
• M6: 4,658,777 km (0.106 R)
• M7: 6,809,246 km (0.094 R)
• M8: 8,543,235 km (0.116 R)
• M9: 9,082,835 km (0.071 R)
• M10: 9,957,683 km (0.05 R)
• M11: 10,840,161 km (0.052 R)
• M12: 11,977,554 km (0.108 R)
• M13: 12,922,114 km (0.074 R)
• M14: 24,771,163 km (0.091 R)
• M15: 25,359,981 km (0.052 R)
• M16: 30,893,007 km (0.102 R)
• M17: 31,772,344 km (0.084 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: 477 - 13,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit