🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.3

Radius: 10.3

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.95 AU - 1.05 AU

Year: 646 Days

Day: 13 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,484,298 km

• M1: 128,205 km (0.07 R)
• M2: 597,195 km (0.052 R)
• M3: 1,330,823 km (0.094 R)
• M4: 1,792,482 km (0.106 R)
• M5: 2,192,955 km (0.114 R)
• M6: 2,513,693 km (0.116 R)
• M7: 3,201,394 km (0.074 R)
• M8: 3,590,050 km (0.089 R)
• M9: 4,112,745 km (0.055 R)
• M10: 5,050,873 km (0.099 R)
• M11: 5,453,142 km (0.054 R)
• M12: 5,820,255 km (0.06 R)
• M13: 6,282,662 km (0.067 R)
• M14: 6,665,932 km (0.057 R)
• M15: 7,391,032 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.7

Radius: 10.2

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.24 AU - 1.38 AU

Year: 968 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,484,298 km

• M1: 126,859 km (0.119 R)
• M2: 466,895 km (0.104 R)
• M3: 1,001,259 km (0.099 R)
• M4: 1,534,126 km (0.107 R)
• M5: 2,114,117 km (0.116 R)
• M6: 2,700,242 km (0.106 R)
• M7: 3,065,111 km (0.109 R)
• M8: 3,711,673 km (0.051 R)
• M9: 4,197,118 km (0.028 R)
• M10: 4,759,905 km (0.109 R)
• M11: 5,333,762 km (0.045 R)
• M12: 6,356,114 km (0.065 R)
• M13: 7,455,659 km (0.103 R)
• M14: 7,899,216 km (0.101 R)
• M15: 8,282,337 km (0.099 R)
• M16: 9,252,479 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.9

Radius: 8.8

Gravity: 12.2 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.26 AU - 1.56 AU

Year: 1081 Days

Day: 13 Hours

Environment

Temp: -170 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,484,298 km

• M1: 110,254 km (0.083 R)
• M2: 384,317 km (0.096 R)
• M3: 804,986 km (0.066 R)
• M4: 1,110,764 km (0.117 R)
• M5: 1,865,635 km (0.049 R)
• M6: 2,160,792 km (0.099 R)
• M7: 3,181,797 km (0.083 R)
• M8: 3,606,356 km (0.111 R)
• M9: 4,017,152 km (0.115 R)
• M10: 5,335,258 km (0.1 R)
• M11: 5,673,350 km (0.082 R)
• M12: 6,003,063 km (0.091 R)
• M13: 6,368,980 km (0.043 R)
• M14: 6,653,066 km (0.073 R)
• M15: 9,544,793 km (0.104 R)
• M16: 11,231,060 km (0.115 R)
• M17: 11,716,954 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.6

Radius: 10.1

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.56 AU - 1.9 AU

Year: 1469 Days

Day: 10.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,484,298 km

• M1: 125,662 km (0.047 R)
• M2: 478,115 km (0.035 R)
• M3: 1,054,515 km (0.108 R)
• M4: 1,468,453 km (0.1 R)
• M5: 2,213,450 km (0.091 R)
• M6: 2,606,145 km (0.102 R)
• M7: 3,422,500 km (0.07 R)
• M8: 4,038,245 km (0.071 R)
• M9: 5,318,503 km (0.027 R)
• M10: 6,028,645 km (0.092 R)
• M11: 6,479,533 km (0.111 R)
• M12: 6,927,279 km (0.12 R)
• M13: 7,369,042 km (0.105 R)
• M14: 7,996,605 km (0.088 R)
• M15: 9,296,161 km (0.118 R)
• M16: 10,903,291 km (0.111 R)
• M17: 11,682,247 km (0.044 R)
• M18: 12,196,864 km (0.112 R)
• M19: 12,611,699 km (0.03 R)
• M20: 13,114,198 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403

Radius: 13.3

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.95 AU - 4.35 AU

Year: 5459 Days

Day: 8.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,484,298 km

• M1: 165,904 km (0.071 R)
• M2: 696,079 km (0.114 R)
• M3: 1,132,306 km (0.12 R)
• M4: 1,593,965 km (0.106 R)
• M5: 2,611,081 km (0.072 R)
• M6: 3,871,144 km (0.117 R)
• M7: 4,576,947 km (0.04 R)
• M8: 5,313,716 km (0.109 R)
• M9: 5,753,085 km (0.113 R)
• M10: 6,831,985 km (0.085 R)
• M11: 7,319,525 km (0.072 R)
• M12: 7,830,401 km (0.07 R)
• M13: 9,667,463 km (0.088 R)
• M14: 11,458,150 km (0.107 R)
• M15: 12,101,421 km (0.115 R)
• M16: 13,310,321 km (0.081 R)
• M17: 13,867,124 km (0.113 R)
• M18: 15,081,560 km (0.102 R)
• M19: 15,798,882 km (0.112 R)
• M20: 18,334,117 km (0.1 R)
• M21: 18,897,353 km (0.115 R)
• M22: 23,168,521 km (0.111 R)
• M23: 26,191,745 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.1

Radius: 11.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.89 AU - 6.63 AU

Year: 8926 Days

Day: 5.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,484,298 km

• M1: 147,952 km (0.113 R)
• M2: 1,141,133 km (0.093 R)
• M3: 1,565,093 km (0.111 R)
• M4: 2,156,005 km (0.081 R)
• M5: 2,565,304 km (0.045 R)
• M6: 3,974,666 km (0.109 R)
• M7: 4,544,185 km (0.108 R)
• M8: 4,916,983 km (0.052 R)
• M9: 5,694,293 km (0.077 R)
• M10: 6,354,170 km (0.08 R)
• M11: 7,276,889 km (0.079 R)
• M12: 8,208,884 km (0.077 R)
• M13: 9,645,173 km (0.103 R)
• M14: 10,355,015 km (0.106 R)
• M15: 11,099,264 km (0.113 R)
• M16: 12,746,935 km (0.101 R)
• M17: 14,609,279 km (0.112 R)
• M18: 15,131,226 km (0.081 R)
• M19: 16,709,185 km (0.075 R)
• M20: 17,798,706 km (0.11 R)
• M21: 18,528,594 km (0.038 R)
• M22: 19,977,150 km (0.093 R)
• M23: 23,021,018 km (0.096 R)
• M24: 26,789,687 km (0.12 R)
• M25: 27,397,055 km (0.043 R)
• M26: 30,573,167 km (0.098 R)
• M27: 31,236,634 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 16,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit