🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.4

Radius: 9

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.94 AU - 0.98 AU

Year: 638 Days

Day: 7.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,893,522 km

• M1: 113,096 km (0.079 R)
• M2: 450,888 km (0.069 R)
• M3: 791,971 km (0.101 R)
• M4: 1,108,520 km (0.117 R)
• M5: 1,585,289 km (0.119 R)
• M6: 2,252,196 km (0.097 R)
• M7: 2,666,732 km (0.082 R)
• M8: 3,268,713 km (0.077 R)
• M9: 3,844,216 km (0.094 R)
• M10: 4,193,827 km (0.068 R)
• M11: 4,517,108 km (0.115 R)
• M12: 6,272,489 km (0.111 R)
• M13: 6,593,825 km (0.107 R)
• M14: 7,247,867 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.5

Radius: 9.3

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.63 AU - 1.63 AU

Year: 1411 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,893,522 km

• M1: 116,088 km (0.111 R)
• M2: 659,427 km (0.045 R)
• M3: 1,102,237 km (0.092 R)
• M4: 1,708,856 km (0.036 R)
• M5: 2,008,052 km (0.12 R)
• M6: 2,389,976 km (0.067 R)
• M7: 2,956,204 km (0.104 R)
• M8: 3,721,845 km (0.057 R)
• M9: 4,021,789 km (0.081 R)
• M10: 5,450,449 km (0.034 R)
• M11: 5,816,365 km (0.099 R)
• M12: 6,268,151 km (0.077 R)
• M13: 7,738,099 km (0.113 R)
• M14: 8,369,103 km (0.084 R)
• M15: 8,769,876 km (0.106 R)
• M16: 10,306,396 km (0.118 R)
• M17: 10,733,647 km (0.043 R)
• M18: 11,207,124 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 14.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.24 AU - 4.26 AU

Year: 4925 Days

Day: 10 Hours

Environment

Temp: -221 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,893,522 km

• M1: 178,620 km (0.115 R)
• M2: 621,280 km (0.071 R)
• M3: 1,298,958 km (0.079 R)
• M4: 1,844,691 km (0.106 R)
• M5: 2,939,598 km (0.086 R)
• M6: 4,072,353 km (0.107 R)
• M7: 5,189,700 km (0.092 R)
• M8: 6,089,980 km (0.119 R)
• M9: 6,623,745 km (0.09 R)
• M10: 7,124,150 km (0.093 R)
• M11: 7,717,455 km (0.079 R)
• M12: 9,116,943 km (0.086 R)
• M13: 10,553,382 km (0.101 R)
• M14: 12,135,978 km (0.088 R)
• M15: 12,602,424 km (0.069 R)
• M16: 13,922,326 km (0.112 R)
• M17: 15,494,749 km (0.064 R)
• M18: 17,652,998 km (0.115 R)
• M19: 20,855,589 km (0.076 R)
• M20: 22,004,201 km (0.086 R)
• M21: 24,206,731 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814

Radius: 8.9

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.78 AU - 5.36 AU

Year: 7743 Days

Day: 10.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 33,893,522 km

• M1: 117,734 km (0.115 R)
• M2: 442,062 km (0.118 R)
• M3: 1,099,096 km (0.092 R)
• M4: 1,803,851 km (0.076 R)
• M5: 2,509,654 km (0.041 R)
• M6: 2,926,284 km (0.106 R)
• M7: 4,543,886 km (0.056 R)
• M8: 6,503,767 km (0.092 R)
• M9: 6,834,379 km (0.047 R)
• M10: 8,185,995 km (0.078 R)
• M11: 8,835,699 km (0.081 R)
• M12: 9,287,784 km (0.072 R)
• M13: 10,238,029 km (0.082 R)
• M14: 11,147,435 km (0.116 R)
• M15: 11,621,810 km (0.067 R)
• M16: 14,137,896 km (0.113 R)
• M17: 14,445,021 km (0.089 R)
• M18: 20,063,618 km (0.042 R)
• M19: 21,404,015 km (0.072 R)
• M20: 22,971,501 km (0.077 R)
• M21: 23,826,453 km (0.101 R)
• M22: 24,702,648 km (0.118 R)
• M23: 25,058,990 km (0.051 R)
• M24: 25,509,279 km (0.098 R)
• M25: 27,269,897 km (0.091 R)
• M26: 29,110,100 km (0.096 R)
• M27: 29,408,099 km (0.055 R)
• M28: 30,010,081 km (0.086 R)
• M29: 30,825,389 km (0.06 R)
• M30: 31,655,508 km (0.032 R)
• M31: 37,068,108 km (0.105 R)
• M32: 37,652,886 km (0.066 R)
• M33: 41,919,717 km (0.098 R)
• M34: 42,554,461 km (0.046 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.3

Radius: 6.3

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.67 AU - 6.77 AU

Year: 9279 Days

Day: 20.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,893,522 km

• M1: 79,885 km (0.096 R)
• M2: 278,850 km (0.027 R)
• M3: 1,085,781 km (0.1 R)
• M4: 1,431,053 km (0.082 R)
• M5: 2,115,314 km (0.077 R)
• M6: 2,729,563 km (0.091 R)
• M7: 3,139,311 km (0.079 R)
• M8: 3,391,234 km (0.095 R)
• M9: 3,984,090 km (0.092 R)
• M10: 4,511,423 km (0.087 R)
• M11: 4,971,436 km (0.098 R)
• M12: 5,522,256 km (0.108 R)
• M13: 6,882,998 km (0.054 R)
• M14: 7,419,007 km (0.115 R)
• M15: 9,494,079 km (0.078 R)
• M16: 10,947,123 km (0.072 R)
• M17: 15,757,892 km (0.102 R)
• M18: 16,373,487 km (0.066 R)
• M19: 16,941,211 km (0.115 R)
• M20: 18,249,594 km (0.05 R)
• M21: 19,906,689 km (0.06 R)
• M22: 21,436,926 km (0.116 R)
• M23: 22,268,989 km (0.049 R)
• M24: 23,279,972 km (0.077 R)
• M25: 23,676,705 km (0.044 R)
• M26: 27,277,825 km (0.105 R)
• M27: 30,655,147 km (0.117 R)
• M28: 31,131,766 km (0.051 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: 308 - 14,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit