🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.1

Radius: 14.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.73 AU - 0.73 AU

Year: 416 Days

Day: 5.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,679,054 km

• M1: 191,036 km (0.076 R)
• M2: 799,601 km (0.087 R)
• M3: 1,381,985 km (0.105 R)
• M4: 2,119,353 km (0.117 R)
• M5: 2,725,673 km (0.115 R)
• M6: 3,581,373 km (0.099 R)
• M7: 5,439,079 km (0.103 R)
• M8: 6,182,880 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.9

Radius: 13.6

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.07 AU - 2.59 AU

Year: 2372 Days

Day: 8.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,679,054 km

• M1: 170,990 km (0.056 R)
• M2: 999,015 km (0.119 R)
• M3: 1,960,181 km (0.025 R)
• M4: 2,814,983 km (0.08 R)
• M5: 3,568,358 km (0.107 R)
• M6: 7,742,587 km (0.068 R)
• M7: 10,538,871 km (0.115 R)
• M8: 11,349,841 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220

Radius: 8.8

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.83 AU - 3.99 AU

Year: 4199 Days

Day: 10.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,679,054 km

• M1: 109,506 km (0.059 R)
• M2: 405,709 km (0.085 R)
• M3: 697,874 km (0.096 R)
• M4: 1,006,494 km (0.044 R)
• M5: 1,700,180 km (0.107 R)
• M6: 3,071,394 km (0.032 R)
• M7: 3,480,245 km (0.084 R)
• M8: 3,772,709 km (0.116 R)
• M9: 4,262,642 km (0.093 R)
• M10: 4,576,648 km (0.081 R)
• M11: 6,042,258 km (0.114 R)
• M12: 7,198,350 km (0.043 R)
• M13: 8,462,901 km (0.077 R)
• M14: 10,534,084 km (0.091 R)
• M15: 10,838,815 km (0.096 R)
• M16: 12,283,631 km (0.118 R)
• M17: 14,080,600 km (0.046 R)
• M18: 15,210,364 km (0.087 R)
• M19: 16,096,581 km (0.026 R)
• M20: 16,654,731 km (0.067 R)
• M21: 17,121,028 km (0.095 R)
• M22: 18,407,120 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.8

Radius: 4.5

Gravity: 21.37 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.33 AU - 7.29 AU

Year: 10570 Days

Day: 22.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,679,054 km

• M1: 55,950 km (0.094 R)
• M2: 199,863 km (0.066 R)
• M3: 479,611 km (0.091 R)
• M4: 630,555 km (0.106 R)
• M5: 867,219 km (0.099 R)
• M6: 1,032,375 km (0.029 R)
• M7: 1,301,352 km (0.092 R)
• M8: 2,431,863 km (0.105 R)
• M9: 2,763,372 km (0.11 R)
• M10: 3,191,371 km (0.085 R)
• M11: 3,351,142 km (0.102 R)
• M12: 3,492,362 km (0.116 R)
• M13: 3,862,767 km (0.104 R)
• M14: 5,512,682 km (0.09 R)
• M15: 5,877,850 km (0.103 R)
• M16: 6,223,720 km (0.077 R)
• M17: 6,509,901 km (0.114 R)
• M18: 7,662,253 km (0.066 R)
• M19: 7,991,069 km (0.052 R)
• M20: 11,072,935 km (0.086 R)
• M21: 12,365,760 km (0.1 R)
• M22: 16,569,011 km (0.108 R)
• M23: 18,254,231 km (0.066 R)
• M24: 19,973,261 km (0.103 R)
• M25: 20,438,809 km (0.103 R)
• M26: 22,125,375 km (0.05 R)
• M27: 29,102,471 km (0.049 R)
• M28: 29,500,251 km (0.119 R)
• M29: 36,599,867 km (0.065 R)
• M30: 38,477,620 km (0.102 R)
• M31: 39,440,132 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 11,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit