🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131

Radius: 10

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.72 AU - 0.74 AU

Year: 423 Days

Day: 14.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,936,415 km

• M1: 124,465 km (0.098 R)
• M2: 495,019 km (0.09 R)
• M3: 882,627 km (0.092 R)
• M4: 1,260,512 km (0.099 R)
• M5: 2,107,086 km (0.068 R)
• M6: 2,477,939 km (0.055 R)
• M7: 3,080,071 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.4

Radius: 10.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.57 AU - 2.87 AU

Year: 3043 Days

Day: 14.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,936,415 km

• M1: 125,662 km (0.091 R)
• M2: 500,704 km (0.03 R)
• M3: 913,594 km (0.115 R)
• M4: 1,553,574 km (0.093 R)
• M5: 2,284,958 km (0.081 R)
• M6: 2,760,978 km (0.115 R)
• M7: 3,411,579 km (0.082 R)
• M8: 4,035,851 km (0.115 R)
• M9: 4,419,570 km (0.106 R)
• M10: 5,310,126 km (0.096 R)
• M11: 5,745,605 km (0.119 R)
• M12: 9,199,970 km (0.114 R)
• M13: 10,174,002 km (0.099 R)
• M14: 11,174,213 km (0.112 R)
• M15: 12,503,839 km (0.107 R)
• M16: 14,617,507 km (0.113 R)
• M17: 18,076,060 km (0.049 R)
• M18: 18,827,939 km (0.089 R)
• M19: 19,300,968 km (0.037 R)
• M20: 20,955,969 km (0.085 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.3

Radius: 7.1

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.29 AU - 10.93 AU

Year: 20206 Days

Day: 24.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 60,936,415 km

• M1: 88,412 km (0.116 R)
• M2: 387,010 km (0.039 R)
• M3: 716,723 km (0.113 R)
• M4: 1,202,318 km (0.095 R)
• M5: 2,564,257 km (0.08 R)
• M6: 2,837,423 km (0.053 R)
• M7: 3,232,062 km (0.073 R)
• M8: 3,606,805 km (0.029 R)
• M9: 3,921,259 km (0.053 R)
• M10: 4,838,893 km (0.077 R)
• M11: 6,411,316 km (0.081 R)
• M12: 7,448,777 km (0.042 R)
• M13: 8,694,479 km (0.05 R)
• M14: 9,473,285 km (0.046 R)
• M15: 10,297,569 km (0.063 R)
• M16: 10,756,386 km (0.12 R)
• M17: 13,257,363 km (0.083 R)
• M18: 13,527,088 km (0.07 R)
• M19: 13,869,219 km (0.092 R)
• M20: 17,616,346 km (0.064 R)
• M21: 22,652,110 km (0.103 R)
• M22: 23,526,060 km (0.057 R)
• M23: 25,861,433 km (0.093 R)
• M24: 29,820,092 km (0.08 R)
• M25: 31,105,885 km (0.075 R)
• M26: 34,544,841 km (0.091 R)
• M27: 37,150,686 km (0.111 R)
• M28: 37,687,294 km (0.053 R)
• M29: 38,913,249 km (0.103 R)
• M30: 40,447,375 km (0.086 R)
• M31: 41,876,782 km (0.1 R)
• M32: 42,750,434 km (0.095 R)
• M33: 46,832,361 km (0.042 R)
• M34: 48,887,387 km (0.11 R)
• M35: 54,544,730 km (0.119 R)
• M36: 55,586,380 km (0.037 R)
• M37: 57,709,323 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.4

Radius: 3.4

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.88 AU - 10.7 AU

Year: 20776 Days

Day: 22.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,936,415 km

• M1: 42,336 km (0.056 R)
• M2: 250,427 km (0.065 R)
• M3: 491,279 km (0.095 R)
• M4: 618,138 km (0.057 R)
• M5: 803,191 km (0.092 R)
• M6: 1,209,349 km (0.035 R)
• M7: 1,349,373 km (0.104 R)
• M8: 2,163,036 km (0.086 R)
• M9: 2,428,721 km (0.12 R)
• M10: 3,405,895 km (0.053 R)
• M11: 4,036,749 km (0.077 R)
• M12: 5,876,055 km (0.111 R)
• M13: 6,817,325 km (0.088 R)
• M14: 7,768,019 km (0.118 R)
• M15: 10,445,821 km (0.07 R)
• M16: 11,932,674 km (0.098 R)
• M17: 15,047,601 km (0.111 R)
• M18: 20,341,271 km (0.11 R)
• M19: 21,856,698 km (0.098 R)
• M20: 25,586,322 km (0.06 R)
• M21: 27,349,632 km (0.066 R)
• M22: 32,220,389 km (0.064 R)
• M23: 32,444,337 km (0.119 R)
• M24: 34,624,278 km (0.085 R)
• M25: 37,391,090 km (0.085 R)
• M26: 42,682,367 km (0.079 R)
• M27: 48,598,065 km (0.037 R)
• M28: 49,336,630 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.5

Radius: 7.4

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.17 AU - 11.95 AU

Year: 21642 Days

Day: 23.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,936,415 km

• M1: 99,632 km (0.089 R)
• M2: 331,958 km (0.118 R)
• M3: 631,752 km (0.079 R)
• M4: 901,926 km (0.026 R)
• M5: 1,413,401 km (0.097 R)
• M6: 2,030,193 km (0.106 R)
• M7: 2,278,525 km (0.095 R)
• M8: 2,791,197 km (0.08 R)
• M9: 3,352,189 km (0.118 R)
• M10: 4,316,198 km (0.09 R)
• M11: 4,829,019 km (0.06 R)
• M12: 5,134,947 km (0.095 R)
• M13: 6,053,029 km (0.057 R)
• M14: 8,597,988 km (0.03 R)
• M15: 10,892,221 km (0.096 R)
• M16: 12,148,693 km (0.114 R)
• M17: 12,779,847 km (0.045 R)
• M18: 18,804,602 km (0.117 R)
• M19: 21,231,079 km (0.081 R)
• M20: 22,239,070 km (0.089 R)
• M21: 25,048,667 km (0.046 R)
• M22: 27,438,793 km (0.087 R)
• M23: 29,300,239 km (0.079 R)
• M24: 35,387,526 km (0.057 R)
• M25: 37,590,055 km (0.035 R)
• M26: 39,198,831 km (0.047 R)
• M27: 39,608,131 km (0.09 R)
• M28: 41,555,745 km (0.076 R)
• M29: 43,420,632 km (0.087 R)
• M30: 44,152,465 km (0.077 R)
• M31: 57,358,217 km (0.068 R)
• M32: 58,239,349 km (0.096 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 10,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit