🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.8

Radius: 14.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.81 AU - 0.91 AU

Year: 515 Days

Day: 14.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,873,201 km

• M1: 182,809 km (0.087 R)
• M2: 645,814 km (0.045 R)
• M3: 1,118,244 km (0.12 R)
• M4: 1,602,792 km (0.077 R)
• M5: 2,302,461 km (0.095 R)
• M6: 2,881,255 km (0.059 R)
• M7: 3,643,905 km (0.099 R)
• M8: 4,508,880 km (0.1 R)
• M9: 5,309,528 km (0.112 R)
• M10: 5,970,750 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.5

Radius: 11.7

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.26 AU - 2.4 AU

Year: 2296 Days

Day: 11 Hours

Environment

Temp: -186 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,873,201 km

• M1: 148,999 km (0.093 R)
• M2: 519,703 km (0.079 R)
• M3: 906,413 km (0.112 R)
• M4: 1,562,550 km (0.094 R)
• M5: 3,028,609 km (0.096 R)
• M6: 3,418,910 km (0.086 R)
• M7: 4,049,166 km (0.117 R)
• M8: 4,463,552 km (0.07 R)
• M9: 5,758,172 km (0.097 R)
• M10: 6,896,611 km (0.104 R)
• M11: 8,087,111 km (0.103 R)
• M12: 8,780,049 km (0.086 R)
• M13: 9,174,538 km (0.111 R)
• M14: 9,788,338 km (0.066 R)
• M15: 10,284,554 km (0.113 R)
• M16: 11,638,116 km (0.117 R)
• M17: 12,195,518 km (0.08 R)
• M18: 13,064,681 km (0.044 R)
• M19: 15,680,550 km (0.107 R)
• M20: 16,213,417 km (0.118 R)
• M21: 16,658,321 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.8

Radius: 9.7

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.28 AU - 6.78 AU

Year: 8397 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 55.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,873,201 km

• M1: 120,576 km (0.039 R)
• M2: 528,380 km (0.097 R)
• M3: 1,094,308 km (0.105 R)
• M4: 1,884,335 km (0.092 R)
• M5: 2,636,812 km (0.08 R)
• M6: 3,264,974 km (0.103 R)
• M7: 3,652,582 km (0.085 R)
• M8: 6,510,948 km (0.027 R)
• M9: 8,932,788 km (0.086 R)
• M10: 9,597,003 km (0.039 R)
• M11: 10,293,680 km (0.119 R)
• M12: 10,811,737 km (0.086 R)
• M13: 11,900,062 km (0.088 R)
• M14: 12,355,288 km (0.097 R)
• M15: 12,763,092 km (0.111 R)
• M16: 20,249,867 km (0.097 R)
• M17: 26,219,121 km (0.091 R)
• M18: 29,498,456 km (0.111 R)
• M19: 30,332,913 km (0.119 R)
• M20: 32,708,378 km (0.05 R)
• M21: 35,790,094 km (0.116 R)
• M22: 42,656,486 km (0.049 R)
• M23: 43,992,545 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.7

Radius: 8

Gravity: 12.53 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.15 AU - 6.89 AU

Year: 9537 Days

Day: 21.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,873,201 km

• M1: 109,057 km (0.076 R)
• M2: 450,589 km (0.087 R)
• M3: 862,581 km (0.118 R)
• M4: 1,194,838 km (0.092 R)
• M5: 3,019,184 km (0.072 R)
• M6: 3,540,234 km (0.116 R)
• M7: 3,848,854 km (0.104 R)
• M8: 4,639,928 km (0.05 R)
• M9: 4,915,936 km (0.115 R)
• M10: 5,433,843 km (0.076 R)
• M11: 7,086,601 km (0.106 R)
• M12: 8,181,358 km (0.065 R)
• M13: 8,955,677 km (0.11 R)
• M14: 10,233,093 km (0.104 R)
• M15: 10,861,853 km (0.046 R)
• M16: 11,240,335 km (0.053 R)
• M17: 15,867,248 km (0.056 R)
• M18: 16,425,248 km (0.077 R)
• M19: 17,360,085 km (0.088 R)
• M20: 17,728,844 km (0.106 R)
• M21: 18,712,300 km (0.099 R)
• M22: 19,178,148 km (0.04 R)
• M23: 19,811,396 km (0.034 R)
• M24: 23,011,294 km (0.083 R)
• M25: 24,456,110 km (0.077 R)
• M26: 26,345,831 km (0.082 R)
• M27: 29,989,137 km (0.075 R)
• M28: 30,841,995 km (0.066 R)
• M29: 31,383,240 km (0.08 R)
• M30: 33,044,973 km (0.11 R)
• M31: 35,705,571 km (0.068 R)
• M32: 37,027,119 km (0.109 R)
• M33: 37,884,913 km (0.096 R)
• M34: 41,843,572 km (0.032 R)
• M35: 46,634,743 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.9

Radius: 4.3

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.78 AU - 10.74 AU

Year: 18194 Days

Day: 18.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,873,201 km

• M1: 53,556 km (0.099 R)
• M2: 198,516 km (0.111 R)
• M3: 403,914 km (0.041 R)
• M4: 969,245 km (0.104 R)
• M5: 2,320,263 km (0.084 R)
• M6: 2,460,735 km (0.108 R)
• M7: 3,338,426 km (0.102 R)
• M8: 3,872,191 km (0.069 R)
• M9: 4,407,153 km (0.088 R)
• M10: 6,793,539 km (0.037 R)
• M11: 7,009,408 km (0.119 R)
• M12: 7,341,665 km (0.116 R)
• M13: 12,294,402 km (0.086 R)
• M14: 13,162,069 km (0.11 R)
• M15: 17,574,907 km (0.11 R)
• M16: 17,777,613 km (0.111 R)
• M17: 19,240,231 km (0.109 R)
• M18: 19,383,695 km (0.096 R)
• M19: 19,527,758 km (0.116 R)
• M20: 28,507,520 km (0.112 R)
• M21: 32,696,111 km (0.053 R)
• M22: 32,900,312 km (0.06 R)
• M23: 33,518,151 km (0.095 R)
• M24: 33,725,793 km (0.091 R)
• M25: 36,833,838 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.9

Radius: 5.7

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.01 AU - 9.55 AU

Year: 18253 Days

Day: 20.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,873,201 km

• M1: 71,957 km (0.078 R)
• M2: 463,753 km (0.103 R)
• M3: 717,023 km (0.101 R)
• M4: 911,500 km (0.115 R)
• M5: 1,129,913 km (0.111 R)
• M6: 1,642,884 km (0.113 R)
• M7: 3,488,473 km (0.09 R)
• M8: 4,348,511 km (0.098 R)
• M9: 5,585,835 km (0.1 R)
• M10: 6,400,694 km (0.037 R)
• M11: 8,637,332 km (0.097 R)
• M12: 11,461,291 km (0.036 R)
• M13: 12,044,274 km (0.11 R)
• M14: 13,143,220 km (0.107 R)
• M15: 15,190,018 km (0.047 R)
• M16: 15,892,979 km (0.092 R)
• M17: 16,617,631 km (0.114 R)
• M18: 17,137,782 km (0.083 R)
• M19: 18,367,327 km (0.102 R)
• M20: 19,003,717 km (0.078 R)
• M21: 21,872,854 km (0.052 R)
• M22: 23,133,815 km (0.099 R)
• M23: 23,595,773 km (0.077 R)
• M24: 24,633,384 km (0.054 R)
• M25: 28,452,318 km (0.111 R)
• M26: 29,519,250 km (0.101 R)
• M27: 30,945,666 km (0.106 R)
• M28: 31,393,712 km (0.088 R)
• M29: 32,417,410 km (0.053 R)
• M30: 35,867,585 km (0.059 R)
• M31: 38,901,879 km (0.042 R)
• M32: 40,614,775 km (0.072 R)
• M33: 50,864,323 km (0.102 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: 415 - 12,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit