🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.32 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.4

Radius: 9.4

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.48 AU - 2.8 AU

Year: 2961 Days

Day: 14.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,274,448 km

• M1: 117,135 km (0.063 R)
• M2: 411,544 km (0.072 R)
• M3: 925,412 km (0.117 R)
• M4: 1,673,551 km (0.106 R)
• M5: 2,124,589 km (0.085 R)
• M6: 2,624,545 km (0.113 R)
• M7: 3,166,089 km (0.03 R)
• M8: 3,491,764 km (0.07 R)
• M9: 4,254,115 km (0.07 R)
• M10: 6,997,889 km (0.056 R)
• M11: 7,365,302 km (0.081 R)
• M12: 11,070,841 km (0.109 R)
• M13: 11,612,984 km (0.112 R)
• M14: 12,481,250 km (0.104 R)
• M15: 15,193,609 km (0.061 R)
• M16: 16,877,033 km (0.083 R)
• M17: 17,427,703 km (0.116 R)
• M18: 20,673,229 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.9

Radius: 11.2

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.28 AU - 4.76 AU

Year: 6633 Days

Day: 11.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,274,448 km

• M1: 139,276 km (0.096 R)
• M2: 547,229 km (0.111 R)
• M3: 913,893 km (0.086 R)
• M4: 1,289,534 km (0.098 R)
• M5: 2,435,005 km (0.096 R)
• M6: 2,984,478 km (0.081 R)
• M7: 5,144,072 km (0.081 R)
• M8: 6,594,873 km (0.102 R)
• M9: 8,891,649 km (0.055 R)
• M10: 10,967,020 km (0.107 R)
• M11: 13,188,997 km (0.039 R)
• M12: 14,657,749 km (0.118 R)
• M13: 15,636,867 km (0.07 R)
• M14: 16,782,188 km (0.111 R)
• M15: 18,373,311 km (0.064 R)
• M16: 18,903,037 km (0.034 R)
• M17: 19,306,952 km (0.088 R)
• M18: 20,553,700 km (0.097 R)
• M19: 21,779,655 km (0.091 R)
• M20: 24,297,836 km (0.105 R)
• M21: 27,003,912 km (0.088 R)
• M22: 27,430,864 km (0.064 R)
• M23: 28,738,499 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.3

Radius: 15

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.56 AU - 5.2 AU

Year: 7441 Days

Day: 9 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,274,448 km

• M1: 186,549 km (0.037 R)
• M2: 695,780 km (0.11 R)
• M3: 1,375,104 km (0.093 R)
• M4: 2,066,246 km (0.096 R)
• M5: 3,417,414 km (0.091 R)
• M6: 3,964,942 km (0.031 R)
• M7: 4,732,229 km (0.062 R)
• M8: 7,161,100 km (0.06 R)
• M9: 8,544,582 km (0.107 R)
• M10: 10,008,846 km (0.097 R)
• M11: 10,611,127 km (0.079 R)
• M12: 13,654,097 km (0.08 R)
• M13: 14,865,391 km (0.082 R)
• M14: 25,262,293 km (0.113 R)
• M15: 26,033,321 km (0.104 R)
• M16: 31,778,627 km (0.093 R)
• M17: 34,525,842 km (0.088 R)
• M18: 35,263,210 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296

Radius: 6.9

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.92 AU - 6.42 AU

Year: 9319 Days

Day: 21.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 96,274,448 km

• M1: 87,066 km (0.08 R)
• M2: 544,985 km (0.12 R)
• M3: 926,908 km (0.066 R)
• M4: 1,184,516 km (0.113 R)
• M5: 3,043,718 km (0.099 R)
• M6: 5,823,845 km (0.091 R)
• M7: 11,219,840 km (0.106 R)
• M8: 12,119,372 km (0.078 R)
• M9: 13,392,600 km (0.084 R)
• M10: 15,954,164 km (0.11 R)
• M11: 16,452,624 km (0.108 R)
• M12: 16,961,257 km (0.073 R)
• M13: 19,451,762 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.1

Radius: 7.1

Gravity: 19.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.41 AU - 7.55 AU

Year: 14121 Days

Day: 15.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 96,274,448 km

• M1: 91,703 km (0.083 R)
• M2: 369,806 km (0.107 R)
• M3: 997,668 km (0.084 R)
• M4: 1,522,009 km (0.11 R)
• M5: 2,556,628 km (0.114 R)
• M6: 3,341,418 km (0.117 R)
• M7: 3,877,876 km (0.043 R)
• M8: 4,308,867 km (0.074 R)
• M9: 5,266,294 km (0.072 R)
• M10: 6,317,219 km (0.113 R)
• M11: 8,170,737 km (0.087 R)
• M12: 8,723,949 km (0.046 R)
• M13: 10,359,503 km (0.059 R)
• M14: 10,592,128 km (0.07 R)
• M15: 13,385,718 km (0.096 R)
• M16: 13,661,876 km (0.074 R)
• M17: 15,099,661 km (0.114 R)
• M18: 16,320,230 km (0.099 R)
• M19: 17,936,934 km (0.119 R)
• M20: 22,440,429 km (0.111 R)
• M21: 22,928,417 km (0.098 R)
• M22: 23,925,636 km (0.114 R)
• M23: 26,544,945 km (0.074 R)
• M24: 33,471,626 km (0.071 R)
• M25: 34,494,875 km (0.104 R)
• M26: 39,358,153 km (0.076 R)
• M27: 42,100,431 km (0.071 R)
• M28: 47,320,649 km (0.057 R)
• M29: 51,254,774 km (0.105 R)
• M30: 58,654,333 km (0.087 R)
• M31: 61,270,650 km (0.086 R)
• M32: 63,768,935 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.2

Radius: 3.9

Gravity: 48.67 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.12 AU - 8.84 AU

Year: 17045 Days

Day: 20.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 96,274,448 km

• M1: 48,769 km (0.103 R)
• M2: 304,731 km (0.094 R)
• M3: 644,019 km (0.082 R)
• M4: 1,006,046 km (0.106 R)
• M5: 1,398,590 km (0.103 R)
• M6: 1,655,151 km (0.095 R)
• M7: 2,282,714 km (0.102 R)
• M8: 2,592,082 km (0.06 R)
• M9: 2,854,178 km (0.08 R)
• M10: 3,186,435 km (0.119 R)
• M11: 5,509,091 km (0.101 R)
• M12: 6,146,229 km (0.099 R)
• M13: 7,330,445 km (0.059 R)
• M14: 7,565,314 km (0.111 R)
• M15: 7,951,576 km (0.101 R)
• M16: 9,407,313 km (0.109 R)
• M17: 9,628,717 km (0.082 R)
• M18: 9,967,557 km (0.096 R)
• M19: 10,372,668 km (0.059 R)
• M20: 12,234,413 km (0.049 R)
• M21: 14,234,836 km (0.084 R)
• M22: 15,503,426 km (0.09 R)
• M23: 16,845,468 km (0.096 R)
• M24: 20,304,769 km (0.103 R)
• M25: 22,297,413 km (0.09 R)
• M26: 24,834,892 km (0.082 R)
• M27: 25,578,543 km (0.085 R)
• M28: 27,333,476 km (0.077 R)
• M29: 29,519,998 km (0.066 R)
• M30: 35,556,871 km (0.09 R)
• M31: 37,461,102 km (0.092 R)
• M32: 47,520,661 km (0.055 R)
• M33: 49,493,857 km (0.054 R)
• M34: 57,748,368 km (0.076 R)
• M35: 65,257,134 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.1

Radius: 7.9

Gravity: 15.67 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.44 AU - 10.76 AU

Year: 23822 Days

Day: 19.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 96,274,448 km

• M1: 98,435 km (0.09 R)
• M2: 499,657 km (0.113 R)
• M3: 811,419 km (0.117 R)
• M4: 1,565,243 km (0.081 R)
• M5: 1,847,833 km (0.071 R)
• M6: 2,853,879 km (0.108 R)
• M7: 4,257,256 km (0.109 R)
• M8: 4,698,570 km (0.052 R)
• M9: 5,129,561 km (0.08 R)
• M10: 6,630,327 km (0.076 R)
• M11: 7,172,919 km (0.091 R)
• M12: 10,536,328 km (0.059 R)
• M13: 10,935,305 km (0.106 R)
• M14: 11,552,396 km (0.068 R)
• M15: 15,411,423 km (0.112 R)
• M16: 20,357,278 km (0.11 R)
• M17: 22,252,085 km (0.089 R)
• M18: 23,691,665 km (0.071 R)
• M19: 24,376,524 km (0.1 R)
• M20: 24,840,427 km (0.099 R)
• M21: 27,623,097 km (0.099 R)
• M22: 28,127,242 km (0.108 R)
• M23: 35,548,942 km (0.107 R)
• M24: 41,489,473 km (0.109 R)
• M25: 48,422,886 km (0.119 R)
• M26: 58,954,277 km (0.097 R)
• M27: 60,422,131 km (0.107 R)
• M28: 65,863,305 km (0.031 R)
• M29: 68,817,713 km (0.041 R)
• M30: 72,097,048 km (0.213 R)
• M31: 73,052,829 km (0.057 R)
• M32: 74,259,186 km (0.101 R)
• M33: 77,958,442 km (0.127 R)
• M34: 84,393,544 km (0.086 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: 391 - 18,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit