🌌 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: 890

Radius: 8.6

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.41 AU - 0.65 AU

Year: 266 Days

Day: 6 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,427,951 km

• M1: 106,962 km (0.109 R)
• M2: 522,246 km (0.051 R)
• M3: 907,311 km (0.03 R)
• M4: 1,225,057 km (0.099 R)
• M5: 2,278,076 km (0.051 R)
• M6: 2,945,582 km (0.08 R)
• M7: 3,298,334 km (0.118 R)
• M8: 3,609,797 km (0.109 R)
• M9: 4,344,322 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.1

Radius: 8.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.92 AU - 1.06 AU

Year: 680 Days

Day: 8.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,427,951 km

• M1: 104,569 km (0.12 R)
• M2: 485,894 km (0.031 R)
• M3: 833,260 km (0.1 R)
• M4: 1,132,755 km (0.038 R)
• M5: 1,426,565 km (0.1 R)
• M6: 3,024,271 km (0.065 R)
• M7: 4,190,386 km (0.09 R)
• M8: 4,552,263 km (0.055 R)
• M9: 4,919,825 km (0.059 R)
• M10: 5,451,496 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.9

Radius: 14.5

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.55 AU - 2.33 AU

Year: 1865 Days

Day: 7.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,427,951 km

• M1: 180,415 km (0.051 R)
• M2: 796,160 km (0.099 R)
• M3: 1,350,121 km (0.079 R)
• M4: 2,321,161 km (0.093 R)
• M5: 3,215,756 km (0.064 R)
• M6: 3,833,595 km (0.117 R)
• M7: 4,773,967 km (0.098 R)
• M8: 5,433,993 km (0.055 R)
• M9: 6,361,649 km (0.049 R)
• M10: 7,087,349 km (0.102 R)
• M11: 8,589,461 km (0.05 R)
• M12: 9,264,596 km (0.093 R)
• M13: 9,754,978 km (0.107 R)
• M14: 10,359,952 km (0.098 R)
• M15: 11,504,974 km (0.102 R)
• M16: 12,216,910 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.7

Radius: 5.2

Gravity: 24.8 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.24 AU - 8.6 AU

Year: 13951 Days

Day: 17.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,427,951 km

• M1: 64,626 km (0.065 R)
• M2: 227,538 km (0.079 R)
• M3: 646,412 km (0.111 R)
• M4: 1,699,731 km (0.069 R)
• M5: 1,920,089 km (0.103 R)
• M6: 2,811,243 km (0.036 R)
• M7: 4,686,303 km (0.095 R)
• M8: 7,177,706 km (0.075 R)
• M9: 11,468,322 km (0.118 R)
• M10: 13,672,049 km (0.055 R)
• M11: 14,418,991 km (0.081 R)
• M12: 16,367,353 km (0.041 R)
• M13: 17,365,171 km (0.052 R)
• M14: 18,079,351 km (0.083 R)
• M15: 18,402,932 km (0.116 R)
• M16: 19,228,862 km (0.1 R)
• M17: 22,874,412 km (0.105 R)
• M18: 26,226,751 km (0.119 R)
• M19: 31,612,723 km (0.039 R)
• M20: 36,649,982 km (0.12 R)
• M21: 37,429,238 km (0.114 R)
• M22: 37,954,925 km (0.09 R)
• M23: 38,485,399 km (0.066 R)
• M24: 39,697,291 km (0.075 R)
• M25: 43,340,448 km (0.088 R)
• M26: 51,444,913 km (0.089 R)
• M27: 53,909,537 km (0.101 R)
• M28: 56,108,177 km (0.038 R)
• M29: 56,969,412 km (0.113 R)
• M30: 57,142,796 km (0.099 R)
• M31: 57,490,462 km (0.081 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 19,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit