🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.9

Radius: 12.9

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.86 AU - 1 AU

Year: 598 Days

Day: 10 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,812,063 km

• M1: 160,519 km (0.073 R)
• M2: 603,627 km (0.106 R)
• M3: 1,535,024 km (0.103 R)
• M4: 2,113,818 km (0.077 R)
• M5: 2,535,684 km (0.064 R)
• M6: 2,966,526 km (0.087 R)
• M7: 3,563,870 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.9

Radius: 11.7

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.11 AU - 2.49 AU

Year: 2326 Days

Day: 5.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,812,063 km

• M1: 146,606 km (0.114 R)
• M2: 513,569 km (0.065 R)
• M3: 1,510,490 km (0.089 R)
• M4: 2,573,233 km (0.101 R)
• M5: 4,334,299 km (0.114 R)
• M6: 4,769,479 km (0.07 R)
• M7: 7,449,076 km (0.107 R)
• M8: 8,608,161 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.2

Radius: 12.3

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.12 AU - 4.06 AU

Year: 4536 Days

Day: 7 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,812,063 km

• M1: 153,039 km (0.057 R)
• M2: 542,143 km (0.078 R)
• M3: 1,366,577 km (0.095 R)
• M4: 1,938,639 km (0.064 R)
• M5: 2,548,699 km (0.053 R)
• M6: 3,336,332 km (0.1 R)
• M7: 4,343,275 km (0.074 R)
• M8: 5,081,241 km (0.109 R)
• M9: 5,901,038 km (0.063 R)
• M10: 7,040,225 km (0.045 R)
• M11: 7,491,861 km (0.079 R)
• M12: 8,826,125 km (0.071 R)
• M13: 9,787,740 km (0.06 R)
• M14: 10,582,853 km (0.091 R)
• M15: 12,474,966 km (0.093 R)
• M16: 13,455,431 km (0.076 R)
• M17: 16,759,300 km (0.088 R)
• M18: 18,344,140 km (0.098 R)
• M19: 19,907,587 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.4

Radius: 12.1

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.99 AU - 4.77 AU

Year: 6113 Days

Day: 14.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,812,063 km

• M1: 150,495 km (0.103 R)
• M2: 685,457 km (0.073 R)
• M3: 1,099,544 km (0.102 R)
• M4: 2,083,300 km (0.075 R)
• M5: 2,615,270 km (0.11 R)
• M6: 3,428,933 km (0.059 R)
• M7: 4,327,268 km (0.104 R)
• M8: 4,859,986 km (0.032 R)
• M9: 6,864,747 km (0.057 R)
• M10: 7,973,417 km (0.107 R)
• M11: 11,762,731 km (0.096 R)
• M12: 14,420,636 km (0.074 R)
• M13: 18,739,976 km (0.088 R)
• M14: 22,262,856 km (0.099 R)
• M15: 23,288,050 km (0.103 R)
• M16: 25,347,863 km (0.117 R)
• M17: 29,170,388 km (0.054 R)
• M18: 29,921,669 km (0.117 R)
• M19: 30,782,155 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.1

Radius: 6.6

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.67 AU - 6.11 AU

Year: 9532 Days

Day: 17.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,812,063 km

• M1: 92,302 km (0.11 R)
• M2: 306,227 km (0.05 R)
• M3: 537,655 km (0.116 R)
• M4: 919,429 km (0.119 R)
• M5: 1,656,946 km (0.093 R)
• M6: 2,469,262 km (0.08 R)
• M7: 2,734,948 km (0.097 R)
• M8: 2,952,314 km (0.091 R)
• M9: 3,886,253 km (0.034 R)
• M10: 6,098,656 km (0.082 R)
• M11: 6,780,523 km (0.028 R)
• M12: 7,345,106 km (0.048 R)
• M13: 8,295,202 km (0.115 R)
• M14: 10,176,395 km (0.102 R)
• M15: 10,701,184 km (0.105 R)
• M16: 12,091,846 km (0.086 R)
• M17: 12,561,284 km (0.029 R)
• M18: 12,921,217 km (0.057 R)
• M19: 13,536,363 km (0.098 R)
• M20: 14,758,728 km (0.119 R)
• M21: 15,159,650 km (0.111 R)
• M22: 15,430,871 km (0.11 R)
• M23: 17,869,017 km (0.063 R)
• M24: 18,632,415 km (0.031 R)
• M25: 19,179,494 km (0.106 R)
• M26: 19,417,205 km (0.116 R)
• M27: 22,250,589 km (0.059 R)
• M28: 27,700,140 km (0.071 R)
• M29: 31,275,380 km (0.046 R)
• M30: 31,715,347 km (0.09 R)
• M31: 36,101,856 km (0.059 R)
• M32: 37,690,735 km (0.101 R)
• M33: 39,709,558 km (0.117 R)
• M34: 40,745,523 km (0.041 R)
• M35: 49,839,727 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.7

Radius: 3.7

Gravity: 56.15 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.49 AU - 7.87 AU

Year: 12830 Days

Day: 15.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,812,063 km

• M1: 46,974 km (0.053 R)
• M2: 339,886 km (0.101 R)
• M3: 468,541 km (0.098 R)
• M4: 598,092 km (0.099 R)
• M5: 1,601,146 km (0.1 R)
• M6: 1,779,766 km (0.086 R)
• M7: 1,935,796 km (0.06 R)
• M8: 2,810,645 km (0.057 R)
• M9: 2,927,182 km (0.108 R)
• M10: 4,493,770 km (0.032 R)
• M11: 5,330,023 km (0.032 R)
• M12: 7,391,780 km (0.066 R)
• M13: 7,704,590 km (0.112 R)
• M14: 8,894,341 km (0.114 R)
• M15: 10,533,036 km (0.101 R)
• M16: 11,512,005 km (0.11 R)
• M17: 11,811,051 km (0.103 R)
• M18: 12,739,455 km (0.117 R)
• M19: 13,582,589 km (0.109 R)
• M20: 15,092,929 km (0.112 R)
• M21: 15,379,110 km (0.073 R)
• M22: 16,036,144 km (0.092 R)
• M23: 17,017,955 km (0.091 R)
• M24: 17,879,489 km (0.059 R)
• M25: 18,119,294 km (0.055 R)
• M26: 18,605,637 km (0.049 R)
• M27: 22,347,977 km (0.062 R)
• M28: 24,738,850 km (0.104 R)
• M29: 28,040,924 km (0.037 R)
• M30: 34,752,633 km (0.089 R)
• M31: 37,555,049 km (0.091 R)
• M32: 42,459,466 km (0.117 R)
• M33: 43,460,276 km (0.056 R)
• M34: 44,039,070 km (0.096 R)
• M35: 44,916,910 km (0.098 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: 168 - 15,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit