🌌 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: 159.2

Radius: 11.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.49 AU - 0.57 AU

Year: 262 Days

Day: 13.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,626,697 km

• M1: 138,079 km (0.089 R)
• M2: 588,817 km (0.099 R)
• M3: 1,083,089 km (0.107 R)
• M4: 1,440,328 km (0.066 R)
• M5: 2,187,570 km (0.049 R)
• M6: 2,553,636 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.4

Radius: 12.7

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.92 AU - 2.22 AU

Year: 2020 Days

Day: 6.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,626,697 km

• M1: 157,975 km (0.079 R)
• M2: 879,486 km (0.037 R)
• M3: 1,284,747 km (0.056 R)
• M4: 1,770,640 km (0.118 R)
• M5: 2,599,413 km (0.117 R)
• M6: 2,997,493 km (0.111 R)
• M7: 4,020,592 km (0.117 R)
• M8: 4,519,950 km (0.11 R)
• M9: 4,960,965 km (0.104 R)
• M10: 6,318,864 km (0.079 R)
• M11: 7,224,530 km (0.106 R)
• M12: 9,725,507 km (0.098 R)
• M13: 10,203,323 km (0.112 R)
• M14: 11,102,855 km (0.104 R)
• M15: 11,838,427 km (0.045 R)
• M16: 12,606,463 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.9

Radius: 10.9

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.83 AU - 5.89 AU

Year: 7267 Days

Day: 12.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,626,697 km

• M1: 138,079 km (0.075 R)
• M2: 481,855 km (0.085 R)
• M3: 924,964 km (0.107 R)
• M4: 1,514,230 km (0.111 R)
• M5: 1,888,524 km (0.086 R)
• M6: 2,375,614 km (0.084 R)
• M7: 2,906,088 km (0.059 R)
• M8: 3,381,809 km (0.084 R)
• M9: 4,464,150 km (0.097 R)
• M10: 5,100,091 km (0.115 R)
• M11: 5,516,122 km (0.118 R)
• M12: 7,869,147 km (0.098 R)
• M13: 9,485,851 km (0.098 R)
• M14: 12,284,379 km (0.064 R)
• M15: 13,815,064 km (0.12 R)
• M16: 17,852,262 km (0.117 R)
• M17: 19,594,778 km (0.086 R)
• M18: 20,029,360 km (0.092 R)
• M19: 21,447,996 km (0.1 R)
• M20: 23,173,159 km (0.063 R)
• M21: 23,577,821 km (0.083 R)
• M22: 24,484,534 km (0.09 R)
• M23: 24,988,828 km (0.095 R)
• M24: 25,586,023 km (0.12 R)
• M25: 29,370,700 km (0.078 R)
• M26: 31,693,057 km (0.041 R)
• M27: 33,927,002 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.4

Radius: 3

Gravity: 84.93 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.02 AU - 7.64 AU

Year: 12107 Days

Day: 23.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,626,697 km

• M1: 37,250 km (0.106 R)
• M2: 164,258 km (0.065 R)
• M3: 309,668 km (0.091 R)
• M4: 908,657 km (0.118 R)
• M5: 1,040,752 km (0.117 R)
• M6: 1,160,580 km (0.072 R)
• M7: 1,263,055 km (0.105 R)
• M8: 2,047,097 km (0.098 R)
• M9: 3,258,092 km (0.105 R)
• M10: 3,731,270 km (0.107 R)
• M11: 5,318,653 km (0.098 R)
• M12: 7,049,800 km (0.104 R)
• M13: 7,392,528 km (0.101 R)
• M14: 9,376,047 km (0.117 R)
• M15: 10,216,637 km (0.086 R)
• M16: 11,510,958 km (0.055 R)
• M17: 14,901,593 km (0.107 R)
• M18: 18,098,201 km (0.077 R)
• M19: 19,645,492 km (0.09 R)
• M20: 20,927,545 km (0.094 R)
• M21: 21,902,475 km (0.101 R)
• M22: 26,717,133 km (0.048 R)
• M23: 27,863,501 km (0.096 R)
• M24: 40,770,506 km (0.091 R)
• M25: 40,906,939 km (0.08 R)
• M26: 46,615,145 km (0.073 R)
• M27: 53,156,312 km (0.06 R)
• M28: 55,632,905 km (0.118 R)
• M29: 55,800,754 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290

Radius: 6.3

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.45 AU - 11.47 AU

Year: 19735 Days

Day: 17.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,626,697 km

• M1: 78,688 km (0.072 R)
• M2: 351,256 km (0.116 R)
• M3: 831,166 km (0.093 R)
• M4: 1,589,926 km (0.04 R)
• M5: 1,966,314 km (0.088 R)
• M6: 2,185,326 km (0.083 R)
• M7: 3,458,553 km (0.112 R)
• M8: 5,691,002 km (0.095 R)
• M9: 6,771,996 km (0.08 R)
• M10: 7,535,544 km (0.111 R)
• M11: 10,550,689 km (0.101 R)
• M12: 10,772,692 km (0.078 R)
• M13: 13,884,029 km (0.104 R)
• M14: 14,832,778 km (0.053 R)
• M15: 17,315,505 km (0.115 R)
• M16: 22,440,279 km (0.071 R)
• M17: 24,126,097 km (0.113 R)
• M18: 25,794,114 km (0.083 R)
• M19: 32,412,024 km (0.108 R)
• M20: 35,920,992 km (0.072 R)
• M21: 37,187,338 km (0.103 R)
• M22: 43,825,295 km (0.056 R)
• M23: 48,561,563 km (0.079 R)
• M24: 49,022,325 km (0.06 R)
• M25: 51,052,667 km (0.096 R)
• M26: 52,490,751 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 10,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit