🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.9

Radius: 14.1

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.65 AU - 0.71 AU

Year: 357 Days

Day: 7.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 92,595,912 km

• M1: 175,628 km (0.113 R)
• M2: 644,318 km (0.069 R)
• M3: 1,149,061 km (0.089 R)
• M4: 1,613,563 km (0.093 R)
• M5: 2,156,453 km (0.037 R)
• M6: 2,702,934 km (0.103 R)
• M7: 3,341,867 km (0.095 R)
• M8: 4,635,888 km (0.116 R)
• M9: 5,074,360 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 8.6

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.74 AU - 0.8 AU

Year: 430 Days

Day: 7.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,595,912 km

• M1: 108,010 km (0.04 R)
• M2: 469,289 km (0.101 R)
• M3: 881,431 km (0.098 R)
• M4: 1,296,266 km (0.115 R)
• M5: 1,574,218 km (0.118 R)
• M6: 2,013,288 km (0.05 R)
• M7: 2,522,669 km (0.117 R)
• M8: 2,908,332 km (0.092 R)
• M9: 3,217,252 km (0.03 R)
• M10: 3,511,660 km (0.099 R)
• M11: 4,447,545 km (0.107 R)
• M12: 5,137,191 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.4

Radius: 14.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.84 AU - 1.04 AU

Year: 579 Days

Day: 10.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,595,912 km

• M1: 182,809 km (0.107 R)
• M2: 664,514 km (0.098 R)
• M3: 1,159,982 km (0.113 R)
• M4: 1,622,838 km (0.074 R)
• M5: 2,597,617 km (0.08 R)
• M6: 3,211,268 km (0.092 R)
• M7: 4,367,959 km (0.116 R)
• M8: 5,051,621 km (0.119 R)
• M9: 5,881,440 km (0.063 R)
• M10: 6,511,247 km (0.12 R)
• M11: 7,428,133 km (0.045 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.2

Radius: 6.4

Gravity: 21.51 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.82 AU - 13.48 AU

Year: 23673 Days

Day: 15.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,595,912 km

• M1: 79,586 km (0.066 R)
• M2: 338,989 km (0.12 R)
• M3: 1,147,565 km (0.119 R)
• M4: 1,374,655 km (0.086 R)
• M5: 2,110,527 km (0.117 R)
• M6: 2,782,670 km (0.104 R)
• M7: 3,139,611 km (0.102 R)
• M8: 3,812,951 km (0.098 R)
• M9: 4,652,793 km (0.084 R)
• M10: 4,958,421 km (0.118 R)
• M11: 6,271,143 km (0.112 R)
• M12: 6,983,079 km (0.091 R)
• M13: 11,713,663 km (0.107 R)
• M14: 12,790,169 km (0.116 R)
• M15: 15,388,235 km (0.094 R)
• M16: 20,163,250 km (0.064 R)
• M17: 21,704,856 km (0.055 R)
• M18: 22,884,136 km (0.091 R)
• M19: 23,212,952 km (0.086 R)
• M20: 31,003,710 km (0.033 R)
• M21: 31,676,900 km (0.067 R)
• M22: 34,467,499 km (0.109 R)
• M23: 36,069,991 km (0.12 R)
• M24: 38,643,374 km (0.102 R)
• M25: 42,481,158 km (0.072 R)
• M26: 43,814,823 km (0.029 R)
• M27: 62,697,964 km (0.06 R)
• M28: 65,741,383 km (0.106 R)
• M29: 76,677,137 km (0.101 R)
• M30: 81,676,548 km (0.093 R)
• M31: 85,302,651 km (0.068 R)
• M32: 87,155,271 km (0.105 R)
• M33: 91,490,168 km (0.071 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: 533 - 19,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit