🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.7

Radius: 10.4

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.82 AU - 2.12 AU

Year: 1785 Days

Day: 10.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,985,911 km

• M1: 129,701 km (0.044 R)
• M2: 455,526 km (0.1 R)
• M3: 904,618 km (0.118 R)
• M4: 1,474,287 km (0.027 R)
• M5: 2,259,077 km (0.057 R)
• M6: 2,593,429 km (0.111 R)
• M7: 3,047,608 km (0.09 R)
• M8: 3,718,554 km (0.064 R)
• M9: 4,170,340 km (0.029 R)
• M10: 5,354,257 km (0.066 R)
• M11: 6,001,119 km (0.07 R)
• M12: 6,550,442 km (0.112 R)
• M13: 6,875,668 km (0.096 R)
• M14: 7,211,515 km (0.091 R)
• M15: 9,306,932 km (0.11 R)
• M16: 9,978,328 km (0.102 R)
• M17: 10,853,774 km (0.117 R)
• M18: 11,597,575 km (0.109 R)
• M19: 12,565,174 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.4

Radius: 8.9

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.13 AU - 4.93 AU

Year: 6225 Days

Day: 6.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,985,911 km

• M1: 112,498 km (0.117 R)
• M2: 466,596 km (0.089 R)
• M3: 796,459 km (0.066 R)
• M4: 1,181,225 km (0.051 R)
• M5: 1,808,339 km (0.111 R)
• M6: 3,578,381 km (0.081 R)
• M7: 5,933,052 km (0.07 R)
• M8: 9,000,855 km (0.034 R)
• M9: 9,505,598 km (0.108 R)
• M10: 9,984,611 km (0.027 R)
• M11: 12,063,871 km (0.113 R)
• M12: 12,886,809 km (0.06 R)
• M13: 13,856,652 km (0.075 R)
• M14: 17,506,691 km (0.082 R)
• M15: 18,426,718 km (0.104 R)
• M16: 19,586,700 km (0.086 R)
• M17: 20,794,702 km (0.114 R)
• M18: 21,306,327 km (0.11 R)
• M19: 23,280,421 km (0.114 R)
• M20: 23,594,576 km (0.093 R)
• M21: 28,206,379 km (0.085 R)
• M22: 29,286,925 km (0.065 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.9

Radius: 4.1

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.31 AU - 10.29 AU

Year: 15439 Days

Day: 15.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,985,911 km

• M1: 59,690 km (0.105 R)
• M2: 278,701 km (0.108 R)
• M3: 668,702 km (0.058 R)
• M4: 3,240,290 km (0.119 R)
• M5: 7,257,442 km (0.1 R)
• M6: 7,475,406 km (0.073 R)
• M7: 8,470,979 km (0.051 R)
• M8: 12,649,398 km (0.097 R)
• M9: 26,324,737 km (0.1 R)
• M10: 26,581,298 km (0.105 R)
• M11: 29,147,051 km (0.054 R)
• M12: 33,148,495 km (0.045 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.2

Radius: 4.7

Gravity: 40.34 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.01 AU - 9.51 AU

Year: 18194 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,985,911 km

• M1: 59,241 km (0.088 R)
• M2: 241,750 km (0.084 R)
• M3: 428,000 km (0.091 R)
• M4: 584,628 km (0.101 R)
• M5: 843,732 km (0.095 R)
• M6: 1,714,691 km (0.098 R)
• M7: 2,204,923 km (0.116 R)
• M8: 2,471,058 km (0.088 R)
• M9: 2,733,602 km (0.055 R)
• M10: 5,873,212 km (0.099 R)
• M11: 7,944,245 km (0.083 R)
• M12: 10,889,678 km (0.119 R)
• M13: 12,193,423 km (0.062 R)
• M14: 12,953,081 km (0.118 R)
• M15: 13,597,698 km (0.075 R)
• M16: 16,639,622 km (0.035 R)
• M17: 20,295,794 km (0.088 R)
• M18: 21,262,345 km (0.084 R)
• M19: 22,872,168 km (0.101 R)
• M20: 24,669,586 km (0.103 R)
• M21: 27,017,375 km (0.043 R)
• M22: 34,946,362 km (0.12 R)
• M23: 38,772,327 km (0.043 R)
• M24: 39,213,940 km (0.1 R)
• M25: 41,472,270 km (0.092 R)
• M26: 43,498,423 km (0.107 R)
• M27: 49,971,224 km (0.08 R)
• M28: 50,494,218 km (0.068 R)
• M29: 51,197,178 km (0.079 R)
• M30: 53,163,792 km (0.109 R)
• M31: 54,994,870 km (0.045 R)
• M32: 57,247,066 km (0.041 R)
• M33: 58,782,389 km (0.099 R)
• M34: 59,365,073 km (0.042 R)
• M35: 66,871,445 km (0.096 R)
• M36: 67,506,488 km (0.103 R)
• M37: 68,573,719 km (0.108 R)
• M38: 72,064,286 km (0.056 R)
• M39: 73,403,187 km (0.111 R)
• M40: 77,752,297 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 20,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit