🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.45 AU - 0.71 AU

Year: 281 Days

Day: 21.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,678,416 km

• M1: 137,331 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.8

Radius: 12.1

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.67 AU - 0.79 AU

Year: 397 Days

Day: 7.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 23,678,416 km

• M1: 153,637 km (0.114 R)
• M2: 241,002 km (0.112 R)
• M3: 360,082 km (0.117 R)
• M4: 450,738 km (0.118 R)
• M5: 539,899 km (0.105 R)
• M6: 661,821 km (0.044 R)
• M7: 832,363 km (0.111 R)
• M8: 984,653 km (0.105 R)
• M9: 1,099,544 km (0.086 R)
• M10: 1,235,678 km (0.08 R)
• M11: 1,318,406 km (0.056 R)
• M12: 1,455,138 km (0.079 R)
• M13: 1,592,170 km (0.119 R)
• M14: 1,710,652 km (0.05 R)
• M15: 1,875,060 km (0.048 R)
• M16: 1,976,188 km (0.099 R)
• M17: 2,139,100 km (0.062 R)
• M18: 2,214,647 km (0.101 R)
• M19: 2,296,178 km (0.074 R)
• M20: 2,420,494 km (0.088 R)
• M21: 2,547,203 km (0.104 R)
• M22: 2,681,691 km (0.104 R)
• M23: 2,890,530 km (0.115 R)
• M24: 3,008,264 km (0.047 R)
• M25: 3,110,589 km (0.092 R)
• M26: 3,225,629 km (0.111 R)
• M27: 3,301,176 km (0.071 R)
• M28: 3,377,322 km (0.11 R)
• M29: 3,561,327 km (0.097 R)
• M30: 3,712,122 km (0.079 R)
• M31: 3,791,408 km (0.072 R)
• M32: 3,895,977 km (0.098 R)
• M33: 4,057,842 km (0.089 R)
• M34: 4,234,667 km (0.047 R)
• M35: 4,369,006 km (0.083 R)
• M36: 4,459,363 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.3

Radius: 11.4

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.62 AU - 1.64 AU

Year: 1323 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 23,678,416 km

• M1: 142,716 km (0.099 R)
• M2: 218,263 km (0.107 R)
• M3: 444,006 km (0.051 R)
• M4: 560,244 km (0.091 R)
• M5: 682,615 km (0.106 R)
• M6: 833,709 km (0.091 R)
• M7: 1,037,611 km (0.096 R)
• M8: 1,142,479 km (0.048 R)
• M9: 1,236,277 km (0.053 R)
• M10: 1,325,437 km (0.06 R)
• M11: 1,455,587 km (0.066 R)
• M12: 1,704,369 km (0.095 R)
• M13: 1,906,475 km (0.078 R)
• M14: 2,099,008 km (0.101 R)
• M15: 2,215,694 km (0.064 R)
• M16: 2,316,373 km (0.09 R)
• M17: 2,446,524 km (0.058 R)
• M18: 2,569,792 km (0.114 R)
• M19: 2,783,119 km (0.053 R)
• M20: 2,871,980 km (0.055 R)
• M21: 3,042,821 km (0.053 R)
• M22: 3,268,713 km (0.11 R)
• M23: 3,489,670 km (0.103 R)
• M24: 3,813,848 km (0.12 R)
• M25: 3,891,041 km (0.073 R)
• M26: 3,968,532 km (0.059 R)
• M27: 4,318,591 km (0.102 R)
• M28: 4,596,395 km (0.054 R)
• M29: 4,690,342 km (0.059 R)
• M30: 4,820,642 km (0.101 R)
• M31: 4,976,074 km (0.08 R)
• M32: 5,109,066 km (0.047 R)
• M33: 5,353,659 km (0.11 R)
• M34: 5,753,235 km (0.107 R)
• M35: 5,880,094 km (0.047 R)
• M36: 6,214,296 km (0.104 R)
• M37: 6,331,431 km (0.071 R)
• M38: 6,462,478 km (0.079 R)
• M39: 7,104,104 km (0.104 R)
• M40: 7,267,614 km (0.101 R)
• M41: 7,598,674 km (0.033 R)
• M42: 7,850,148 km (0.073 R)
• M43: 8,118,527 km (0.109 R)
• M44: 8,246,882 km (0.066 R)
• M45: 8,679,220 km (0.119 R)
• M46: 8,810,267 km (0.071 R)
• M47: 8,971,534 km (0.099 R)
• M48: 9,222,559 km (0.096 R)
• M49: 9,626,174 km (0.096 R)
• M50: 9,989,697 km (0.075 R)
• M51: 10,096,659 km (0.071 R)
• M52: 10,219,330 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291

Radius: 3.2

Gravity: 28.42 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.41 AU - 7.25 AU

Year: 11349 Days

Day: 21.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 23,678,416 km

• M1: 62,682 km (0.114 R)
• M2: 194,627 km (0.104 R)
• M3: 749,635 km (0.087 R)
• M4: 959,521 km (0.096 R)
• M5: 1,044,792 km (0.109 R)
• M6: 1,507,797 km (0.12 R)
• M7: 1,627,326 km (0.096 R)
• M8: 2,047,546 km (0.098 R)
• M9: 2,202,230 km (0.108 R)
• M10: 2,833,533 km (0.111 R)
• M11: 3,005,870 km (0.067 R)
• M12: 3,030,703 km (0.068 R)
• M13: 3,131,083 km (0.104 R)
• M14: 3,181,498 km (0.089 R)
• M15: 3,464,387 km (0.057 R)
• M16: 3,998,901 km (0.117 R)
• M17: 4,558,546 km (0.056 R)
• M18: 4,587,269 km (0.109 R)
• M19: 5,023,796 km (0.039 R)
• M20: 5,202,266 km (0.101 R)
• M21: 5,352,462 km (0.107 R)
• M22: 5,749,645 km (0.051 R)
• M23: 5,842,694 km (0.061 R)
• M24: 5,873,811 km (0.106 R)
• M25: 5,967,459 km (0.064 R)
• M26: 6,187,966 km (0.054 R)
• M27: 6,572,134 km (0.108 R)
• M28: 6,963,930 km (0.037 R)
• M29: 7,296,337 km (0.065 R)
• M30: 7,770,263 km (0.093 R)
• M31: 7,976,409 km (0.086 R)
• M32: 8,184,350 km (0.091 R)
• M33: 9,214,182 km (0.095 R)
• M34: 9,947,959 km (0.085 R)
• M35: 10,171,758 km (0.115 R)
• M36: 10,209,157 km (0.071 R)
• M37: 10,548,295 km (0.114 R)
• M38: 12,579,087 km (0.072 R)
• M39: 12,699,812 km (0.092 R)
• M40: 13,145,913 km (0.055 R)
• M41: 13,432,393 km (0.12 R)
• M42: 13,514,672 km (0.087 R)
• M43: 14,556,770 km (0.116 R)
• M44: 14,853,273 km (0.096 R)
• M45: 14,895,759 km (0.117 R)
• M46: 14,980,880 km (0.106 R)
• M47: 15,280,076 km (0.107 R)
• M48: 15,365,945 km (0.088 R)
• M49: 15,841,068 km (0.056 R)
• M50: 16,145,949 km (0.059 R)
• M51: 16,233,314 km (0.108 R)
• M52: 17,071,959 km (0.042 R)
• M53: 17,563,987 km (0.098 R)
• M54: 17,834,161 km (0.027 R)
• M55: 18,516,028 km (0.097 R)
• M56: 19,021,369 km (0.095 R)
• M57: 19,391,624 km (0.091 R)
• M58: 22,147,067 km (0.089 R)
• M59: 23,075,920 km (0.064 R)
• M60: 23,520,226 km (0.063 R)
• M61: 23,818,075 km (0.078 R)
• M62: 23,867,891 km (0.102 R)
• M63: 25,021,889 km (0.109 R)
• M64: 25,123,167 km (0.078 R)
• M65: 25,376,736 km (0.118 R)
• M66: 25,682,214 km (0.11 R)
• M67: 25,988,890 km (0.12 R)
• M68: 27,279,770 km (0.079 R)
• M69: 29,869,758 km (0.097 R)
• M70: 29,977,020 km (0.071 R)
• M71: 30,786,344 km (0.091 R)
• M72: 31,166,472 km (0.082 R)
• M73: 34,713,438 km (0.092 R)
• M74: 35,108,975 km (0.07 R)
• M75: 36,994,057 km (0.057 R)
• M76: 37,340,377 km (0.099 R)
• M77: 38,560,796 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.2

Radius: 7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.23 AU - 8.69 AU

Year: 12955 Days

Day: 23.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 113.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 23,678,416 km

• M1: 144,063 km (0.082 R)
• M2: 451,187 km (0.112 R)
• M3: 552,315 km (0.11 R)
• M4: 766,988 km (0.073 R)
• M5: 889,659 km (0.095 R)
• M6: 1,142,180 km (0.07 R)
• M7: 1,653,804 km (0.069 R)
• M8: 1,903,633 km (0.107 R)
• M9: 2,087,339 km (0.109 R)
• M10: 2,604,948 km (0.089 R)
• M11: 2,912,970 km (0.059 R)
• M12: 3,378,518 km (0.068 R)
• M13: 3,638,669 km (0.109 R)
• M14: 3,695,367 km (0.045 R)
• M15: 3,905,552 km (0.063 R)
• M16: 4,139,223 km (0.092 R)
• M17: 4,337,590 km (0.107 R)
• M18: 4,458,017 km (0.052 R)
• M19: 4,743,449 km (0.068 R)
• M20: 6,212,650 km (0.097 R)
• M21: 6,832,135 km (0.119 R)
• M22: 6,878,809 km (0.112 R)
• M23: 7,471,217 km (0.114 R)
• M24: 9,267,139 km (0.053 R)
• M25: 9,841,296 km (0.105 R)
• M26: 11,715,757 km (0.109 R)
• M27: 11,996,403 km (0.043 R)
• M28: 12,449,984 km (0.045 R)
• M29: 13,053,910 km (0.106 R)
• M30: 14,892,019 km (0.098 R)
• M31: 15,165,634 km (0.062 R)
• M32: 15,532,897 km (0.104 R)
• M33: 15,717,500 km (0.074 R)
• M34: 15,996,052 km (0.112 R)
• M35: 16,120,367 km (0.088 R)
• M36: 16,463,844 km (0.097 R)
• M37: 16,872,845 km (0.105 R)
• M38: 17,126,114 km (0.042 R)
• M39: 17,636,691 km (0.096 R)
• M40: 17,926,014 km (0.11 R)
• M41: 19,132,072 km (0.113 R)
• M42: 19,562,016 km (0.115 R)
• M43: 20,498,947 km (0.1 R)
• M44: 20,633,885 km (0.094 R)
• M45: 21,006,832 km (0.093 R)
• M46: 21,656,087 km (0.116 R)
• M47: 23,395,910 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 20,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit