🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.1

Radius: 14.9

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.1 AU - 1.34 AU

Year: 884 Days

Day: 15 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,590,373 km

• M1: 185,352 km (0.118 R)
• M2: 746,643 km (0.103 R)
• M3: 1,253,481 km (0.091 R)
• M4: 1,818,063 km (0.08 R)
• M5: 2,305,004 km (0.047 R)
• M6: 2,807,952 km (0.106 R)
• M7: 3,537,242 km (0.117 R)
• M8: 4,228,833 km (0.092 R)
• M9: 4,814,359 km (0.11 R)
• M10: 6,639,004 km (0.111 R)
• M11: 7,200,146 km (0.083 R)
• M12: 8,139,171 km (0.031 R)
• M13: 8,677,724 km (0.087 R)
• M14: 9,433,043 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.5

Radius: 13.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.42 AU - 3.76 AU

Year: 3563 Days

Day: 9.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,590,373 km

• M1: 164,258 km (0.105 R)
• M2: 606,320 km (0.116 R)
• M3: 1,639,593 km (0.045 R)
• M4: 2,112,172 km (0.078 R)
• M5: 3,124,052 km (0.111 R)
• M6: 3,740,545 km (0.102 R)
• M7: 5,395,846 km (0.043 R)
• M8: 6,753,446 km (0.109 R)
• M9: 7,887,997 km (0.096 R)
• M10: 8,606,216 km (0.069 R)
• M11: 9,367,819 km (0.031 R)
• M12: 9,822,746 km (0.11 R)
• M13: 11,193,062 km (0.081 R)
• M14: 17,734,977 km (0.04 R)
• M15: 18,669,814 km (0.119 R)
• M16: 20,133,330 km (0.089 R)
• M17: 21,215,372 km (0.085 R)
• M18: 22,002,256 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 8.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.13 AU - 4.25 AU

Year: 5626 Days

Day: 6.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,590,373 km

• M1: 101,128 km (0.101 R)
• M2: 577,448 km (0.107 R)
• M3: 905,366 km (0.069 R)
• M4: 1,732,942 km (0.077 R)
• M5: 3,026,814 km (0.09 R)
• M6: 3,385,549 km (0.057 R)
• M7: 3,692,674 km (0.109 R)
• M8: 4,341,181 km (0.119 R)
• M9: 5,187,007 km (0.089 R)
• M10: 7,549,756 km (0.116 R)
• M11: 8,245,535 km (0.107 R)
• M12: 8,839,589 km (0.11 R)
• M13: 10,429,515 km (0.068 R)
• M14: 11,632,880 km (0.115 R)
• M15: 13,872,510 km (0.083 R)
• M16: 14,813,480 km (0.09 R)
• M17: 15,796,189 km (0.112 R)
• M18: 17,548,877 km (0.11 R)
• M19: 18,945,523 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.4

Radius: 3.2

Gravity: 97.6 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.62 AU - 8.62 AU

Year: 15179 Days

Day: 21.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 35,590,373 km

• M1: 39,943 km (0.115 R)
• M2: 241,002 km (0.087 R)
• M3: 350,657 km (0.092 R)
• M4: 472,430 km (0.066 R)
• M5: 762,949 km (0.094 R)
• M6: 1,919,939 km (0.112 R)
• M7: 2,885,294 km (0.112 R)
• M8: 3,500,889 km (0.06 R)
• M9: 3,977,658 km (0.059 R)
• M10: 5,318,803 km (0.113 R)
• M11: 6,799,672 km (0.072 R)
• M12: 7,828,457 km (0.117 R)
• M13: 11,152,671 km (0.11 R)
• M14: 19,838,922 km (0.077 R)
• M15: 20,114,032 km (0.112 R)
• M16: 21,239,307 km (0.099 R)
• M17: 21,623,624 km (0.047 R)
• M18: 27,842,557 km (0.041 R)
• M19: 32,168,180 km (0.051 R)
• M20: 33,834,102 km (0.082 R)
• M21: 39,607,981 km (0.092 R)
• M22: 41,073,292 km (0.093 R)
• M23: 43,338,503 km (0.1 R)
• M24: 52,530,096 km (0.107 R)
• M25: 64,528,892 km (0.056 R)
• M26: 67,583,232 km (0.083 R)
• M27: 68,205,409 km (0.028 R)
• M28: 69,883,149 km (0.112 R)
• M29: 70,306,960 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.2

Radius: 5.5

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.73 AU - 9.81 AU

Year: 15602 Days

Day: 21.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,590,373 km

• M1: 68,366 km (0.115 R)
• M2: 603,627 km (0.032 R)
• M3: 1,565,392 km (0.118 R)
• M4: 2,814,534 km (0.106 R)
• M5: 3,219,795 km (0.11 R)
• M6: 5,630,864 km (0.076 R)
• M7: 5,914,202 km (0.099 R)
• M8: 8,052,105 km (0.038 R)
• M9: 8,371,497 km (0.058 R)
• M10: 10,993,050 km (0.1 R)
• M11: 11,336,527 km (0.103 R)
• M12: 12,357,233 km (0.047 R)
• M13: 16,412,083 km (0.032 R)
• M14: 16,796,101 km (0.099 R)
• M15: 17,317,450 km (0.091 R)
• M16: 31,299,914 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 16,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit