🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.9

Radius: 8

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.49 AU - 0.57 AU

Year: 266 Days

Day: 5.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,736,734 km

• M1: 99,483 km (0.074 R)
• M2: 389,852 km (0.092 R)
• M3: 757,863 km (0.083 R)
• M4: 1,105,678 km (0.068 R)
• M5: 1,467,106 km (0.082 R)
• M6: 1,971,401 km (0.097 R)
• M7: 2,430,367 km (0.097 R)
• M8: 3,047,159 km (0.106 R)
• M9: 3,355,480 km (0.105 R)
• M10: 3,661,857 km (0.096 R)
• M11: 3,974,965 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.4

Radius: 13.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.49 AU - 0.67 AU

Year: 305 Days

Day: 5.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 39,736,734 km

• M1: 172,935 km (0.043 R)
• M2: 661,372 km (0.105 R)
• M3: 1,650,065 km (0.065 R)
• M4: 2,090,032 km (0.084 R)
• M5: 2,526,110 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.5

Radius: 10.5

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.85 AU - 2.01 AU

Year: 1851 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,736,734 km

• M1: 130,749 km (0.067 R)
• M2: 469,139 km (0.078 R)
• M3: 847,771 km (0.065 R)
• M4: 1,349,373 km (0.094 R)
• M5: 1,782,159 km (0.027 R)
• M6: 2,353,324 km (0.06 R)
• M7: 2,799,126 km (0.119 R)
• M8: 3,198,702 km (0.112 R)
• M9: 3,605,009 km (0.111 R)
• M10: 3,944,597 km (0.109 R)
• M11: 4,918,030 km (0.103 R)
• M12: 5,629,966 km (0.091 R)
• M13: 6,409,222 km (0.109 R)
• M14: 7,008,810 km (0.095 R)
• M15: 7,619,020 km (0.063 R)
• M16: 10,980,185 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.3

Radius: 11.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.27 AU - 3.51 AU

Year: 3391 Days

Day: 14.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,736,734 km

• M1: 144,362 km (0.092 R)
• M2: 617,839 km (0.091 R)
• M3: 1,113,008 km (0.116 R)
• M4: 1,632,412 km (0.079 R)
• M5: 2,323,704 km (0.111 R)
• M6: 2,820,518 km (0.118 R)
• M7: 3,234,904 km (0.073 R)
• M8: 3,617,277 km (0.055 R)
• M9: 4,494,818 km (0.112 R)
• M10: 6,479,084 km (0.12 R)
• M11: 7,955,764 km (0.108 R)
• M12: 10,332,875 km (0.105 R)
• M13: 11,523,524 km (0.09 R)
• M14: 12,214,217 km (0.117 R)
• M15: 14,222,120 km (0.046 R)
• M16: 16,491,819 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.3

Radius: 13.3

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.67 AU - 6.03 AU

Year: 7373 Days

Day: 14.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,736,734 km

• M1: 165,455 km (0.109 R)
• M2: 767,138 km (0.029 R)
• M3: 1,409,062 km (0.06 R)
• M4: 1,948,961 km (0.111 R)
• M5: 2,872,279 km (0.089 R)
• M6: 3,478,599 km (0.117 R)
• M7: 4,094,045 km (0.054 R)
• M8: 5,065,384 km (0.086 R)
• M9: 6,218,484 km (0.104 R)
• M10: 7,848,203 km (0.106 R)
• M11: 8,783,938 km (0.058 R)
• M12: 10,301,609 km (0.063 R)
• M13: 11,024,166 km (0.058 R)
• M14: 13,172,691 km (0.085 R)
• M15: 14,140,739 km (0.037 R)
• M16: 14,612,421 km (0.095 R)
• M17: 18,284,001 km (0.102 R)
• M18: 19,128,781 km (0.065 R)
• M19: 24,924,501 km (0.11 R)
• M20: 25,700,914 km (0.096 R)
• M21: 27,942,189 km (0.098 R)
• M22: 29,157,822 km (0.098 R)
• M23: 30,506,147 km (0.094 R)
• M24: 31,195,644 km (0.079 R)
• M25: 31,895,612 km (0.079 R)
• M26: 34,800,354 km (0.107 R)
• M27: 35,553,280 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244

Radius: 3.8

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.76 AU - 8.14 AU

Year: 12647 Days

Day: 22.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,736,734 km

• M1: 51,611 km (0.065 R)
• M2: 212,878 km (0.032 R)
• M3: 436,227 km (0.117 R)
• M4: 609,761 km (0.076 R)
• M5: 863,629 km (0.072 R)
• M6: 1,898,995 km (0.102 R)
• M7: 2,157,052 km (0.068 R)
• M8: 3,072,591 km (0.093 R)
• M9: 3,712,421 km (0.056 R)
• M10: 5,563,844 km (0.118 R)
• M11: 5,790,485 km (0.036 R)
• M12: 6,124,986 km (0.116 R)
• M13: 6,650,523 km (0.109 R)
• M14: 7,320,422 km (0.059 R)
• M15: 7,632,035 km (0.076 R)
• M16: 8,792,764 km (0.06 R)
• M17: 10,598,560 km (0.118 R)
• M18: 14,615,712 km (0.05 R)
• M19: 15,297,579 km (0.097 R)
• M20: 16,000,390 km (0.119 R)
• M21: 16,195,615 km (0.114 R)
• M22: 18,522,161 km (0.118 R)
• M23: 21,061,884 km (0.112 R)
• M24: 21,296,454 km (0.109 R)
• M25: 21,691,392 km (0.084 R)
• M26: 22,333,466 km (0.031 R)
• M27: 33,541,488 km (0.105 R)
• M28: 36,382,950 km (0.083 R)
• M29: 36,947,084 km (0.115 R)
• M30: 37,288,466 km (0.066 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 16,823 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit