🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.9

Radius: 14.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.78 AU - 1.16 AU

Year: 617 Days

Day: 11.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,717,827 km

• M1: 179,069 km (0.078 R)
• M2: 770,279 km (0.116 R)
• M3: 1,293,872 km (0.102 R)
• M4: 1,804,749 km (0.041 R)
• M5: 2,254,590 km (0.041 R)
• M6: 3,092,188 km (0.116 R)
• M7: 3,885,206 km (0.111 R)
• M8: 4,460,859 km (0.118 R)
• M9: 5,025,740 km (0.096 R)
• M10: 6,804,310 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.8

Radius: 11.8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.31 AU - 1.43 AU

Year: 1035 Days

Day: 8.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,717,827 km

• M1: 146,756 km (0.105 R)
• M2: 651,050 km (0.112 R)
• M3: 1,066,932 km (0.119 R)
• M4: 1,601,445 km (0.101 R)
• M5: 2,564,855 km (0.116 R)
• M6: 3,018,586 km (0.051 R)
• M7: 4,353,747 km (0.11 R)
• M8: 6,624,194 km (0.118 R)
• M9: 7,600,918 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.8

Radius: 9.6

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.24 AU - 2.74 AU

Year: 2537 Days

Day: 9.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,717,827 km

• M1: 119,828 km (0.12 R)
• M2: 1,111,363 km (0.117 R)
• M3: 1,602,792 km (0.05 R)
• M4: 2,018,973 km (0.072 R)
• M5: 3,070,795 km (0.032 R)
• M6: 3,441,948 km (0.101 R)
• M7: 5,104,130 km (0.055 R)
• M8: 7,188,926 km (0.079 R)
• M9: 9,650,409 km (0.041 R)
• M10: 11,182,740 km (0.11 R)
• M11: 11,561,073 km (0.106 R)
• M12: 15,040,121 km (0.111 R)
• M13: 15,783,024 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.9

Radius: 14.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3 AU - 3.12 AU

Year: 3456 Days

Day: 10.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,717,827 km

• M1: 185,352 km (0.03 R)
• M2: 702,661 km (0.061 R)
• M3: 1,221,467 km (0.095 R)
• M4: 1,847,235 km (0.105 R)
• M5: 2,314,578 km (0.091 R)
• M6: 2,816,928 km (0.034 R)
• M7: 3,764,481 km (0.112 R)
• M8: 4,550,019 km (0.066 R)
• M9: 5,209,297 km (0.118 R)
• M10: 6,638,256 km (0.074 R)
• M11: 7,371,435 km (0.057 R)
• M12: 8,539,495 km (0.064 R)
• M13: 9,970,848 km (0.083 R)
• M14: 11,998,796 km (0.103 R)
• M15: 12,788,823 km (0.119 R)
• M16: 14,243,363 km (0.106 R)
• M17: 17,796,611 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.6

Radius: 7.4

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 8.8 AU - 9.36 AU

Year: 17666 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,717,827 km

• M1: 92,003 km (0.119 R)
• M2: 358,736 km (0.117 R)
• M3: 674,836 km (0.118 R)
• M4: 1,187,059 km (0.101 R)
• M5: 1,595,910 km (0.098 R)
• M6: 2,442,634 km (0.08 R)
• M7: 3,585,562 km (0.069 R)
• M8: 5,150,505 km (0.112 R)
• M9: 8,002,289 km (0.098 R)
• M10: 9,971,745 km (0.117 R)
• M11: 14,908,924 km (0.068 R)
• M12: 16,413,430 km (0.114 R)
• M13: 22,067,332 km (0.091 R)
• M14: 24,885,456 km (0.079 R)
• M15: 27,619,208 km (0.094 R)
• M16: 34,519,559 km (0.054 R)
• M17: 35,875,215 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.4

Radius: 6.7

Gravity: 13.31 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.08 AU - 11.28 AU

Year: 22536 Days

Day: 18.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,717,827 km

• M1: 83,326 km (0.066 R)
• M2: 294,558 km (0.116 R)
• M3: 526,734 km (0.062 R)
• M4: 853,905 km (0.103 R)
• M5: 1,356,703 km (0.09 R)
• M6: 2,021,067 km (0.049 R)
• M7: 2,270,746 km (0.049 R)
• M8: 5,703,568 km (0.058 R)
• M9: 10,030,986 km (0.119 R)
• M10: 10,575,821 km (0.11 R)
• M11: 13,237,616 km (0.042 R)
• M12: 14,190,854 km (0.069 R)
• M13: 15,665,141 km (0.106 R)
• M14: 15,906,891 km (0.062 R)
• M15: 16,315,443 km (0.087 R)
• M16: 20,696,865 km (0.111 R)
• M17: 21,085,820 km (0.104 R)
• M18: 21,978,770 km (0.062 R)
• M19: 23,103,895 km (0.113 R)
• M20: 24,917,769 km (0.034 R)
• M21: 26,140,732 km (0.096 R)
• M22: 26,709,653 km (0.103 R)
• M23: 27,520,024 km (0.074 R)
• M24: 29,189,537 km (0.103 R)
• M25: 31,562,009 km (0.116 R)
• M26: 37,687,294 km (0.049 R)
• M27: 43,917,447 km (0.113 R)
• M28: 44,398,554 km (0.107 R)
• M29: 48,204,473 km (0.087 R)
• M30: 49,059,724 km (0.072 R)
• M31: 50,624,518 km (0.105 R)
• M32: 51,153,496 km (0.113 R)
• M33: 52,401,890 km (0.095 R)
• M34: 56,268,995 km (0.114 R)
• M35: 56,646,879 km (0.04 R)
• M36: 59,339,940 km (0.116 R)
• M37: 62,520,840 km (0.077 R)
• M38: 64,359,248 km (0.108 R)
• M39: 75,232,021 km (0.098 R)
• M40: 78,012,298 km (0.086 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 10,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit