🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.7

Radius: 8.3

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.57 AU - 0.81 AU

Year: 403 Days

Day: 7.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,625,731 km

• M1: 103,223 km (0.042 R)
• M2: 371,601 km (0.084 R)
• M3: 658,231 km (0.064 R)
• M4: 1,176,737 km (0.113 R)
• M5: 1,642,884 km (0.107 R)
• M6: 1,973,196 km (0.107 R)
• M7: 2,324,751 km (0.1 R)
• M8: 2,659,102 km (0.045 R)
• M9: 3,182,994 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.3

Radius: 11.4

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.81 AU - 0.95 AU

Year: 580 Days

Day: 6.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,625,731 km

• M1: 141,819 km (0.094 R)
• M2: 763,847 km (0.112 R)
• M3: 1,616,106 km (0.104 R)
• M4: 2,254,141 km (0.103 R)
• M5: 3,163,247 km (0.077 R)
• M6: 3,789,464 km (0.118 R)
• M7: 4,610,756 km (0.097 R)
• M8: 5,010,481 km (0.097 R)
• M9: 5,530,633 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.9

Radius: 12.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.4 AU - 2.56 AU

Year: 2745 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,625,731 km

• M1: 158,125 km (0.056 R)
• M2: 1,153,549 km (0.071 R)
• M3: 1,971,102 km (0.088 R)
• M4: 4,506,636 km (0.075 R)
• M5: 5,255,822 km (0.118 R)
• M6: 5,694,443 km (0.112 R)
• M7: 6,398,451 km (0.06 R)
• M8: 8,326,019 km (0.11 R)
• M9: 9,328,175 km (0.115 R)
• M10: 9,744,506 km (0.12 R)
• M11: 10,139,744 km (0.076 R)
• M12: 12,547,821 km (0.115 R)
• M13: 13,455,880 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.2

Radius: 13.3

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.98 AU - 2.98 AU

Year: 3616 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,625,731 km

• M1: 165,455 km (0.1 R)
• M2: 616,642 km (0.088 R)
• M3: 1,106,875 km (0.093 R)
• M4: 1,875,359 km (0.086 R)
• M5: 2,612,876 km (0.086 R)
• M6: 3,377,471 km (0.043 R)
• M7: 3,966,887 km (0.065 R)
• M8: 4,453,379 km (0.088 R)
• M9: 4,934,187 km (0.112 R)
• M10: 5,621,290 km (0.112 R)
• M11: 6,210,855 km (0.107 R)
• M12: 10,020,215 km (0.112 R)
• M13: 13,304,337 km (0.097 R)
• M14: 14,542,559 km (0.093 R)
• M15: 16,107,801 km (0.051 R)
• M16: 16,619,276 km (0.069 R)
• M17: 17,837,003 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.6

Radius: 7.4

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.05 AU - 11.15 AU

Year: 19296 Days

Day: 24.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,625,731 km

• M1: 92,152 km (0.089 R)
• M2: 405,709 km (0.102 R)
• M3: 891,155 km (0.103 R)
• M4: 1,244,205 km (0.115 R)
• M5: 1,519,615 km (0.1 R)
• M6: 1,818,961 km (0.102 R)
• M7: 2,176,499 km (0.064 R)
• M8: 3,203,489 km (0.088 R)
• M9: 5,146,466 km (0.058 R)
• M10: 6,208,012 km (0.118 R)
• M11: 6,484,768 km (0.084 R)
• M12: 7,020,778 km (0.035 R)
• M13: 7,994,361 km (0.117 R)
• M14: 9,619,592 km (0.055 R)
• M15: 15,364,449 km (0.103 R)
• M16: 18,578,260 km (0.105 R)
• M17: 21,041,838 km (0.087 R)
• M18: 21,398,031 km (0.088 R)
• M19: 22,490,394 km (0.082 R)
• M20: 24,100,965 km (0.1 R)
• M21: 25,183,156 km (0.054 R)
• M22: 26,297,361 km (0.099 R)
• M23: 26,918,790 km (0.099 R)
• M24: 29,392,092 km (0.115 R)
• M25: 36,934,517 km (0.118 R)
• M26: 38,371,405 km (0.081 R)
• M27: 42,763,150 km (0.062 R)
• M28: 43,911,164 km (0.09 R)
• M29: 46,268,677 km (0.072 R)
• M30: 46,870,958 km (0.087 R)
• M31: 47,937,441 km (0.119 R)
• M32: 48,245,164 km (0.098 R)
• M33: 51,073,910 km (0.109 R)
• M34: 56,201,526 km (0.112 R)
• M35: 56,715,246 km (0.097 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 20,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit