🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.3

Radius: 8.7

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.11 AU - 1.85 AU

Year: 1163 Days

Day: 6.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,083,918 km

• M1: 109,506 km (0.053 R)
• M2: 398,230 km (0.096 R)
• M3: 709,244 km (0.12 R)
• M4: 1,160,281 km (0.032 R)
• M5: 1,488,798 km (0.058 R)
• M6: 1,928,167 km (0.034 R)
• M7: 2,238,283 km (0.074 R)
• M8: 2,569,792 km (0.084 R)
• M9: 3,081,267 km (0.102 R)
• M10: 3,582,869 km (0.1 R)
• M11: 3,877,427 km (0.106 R)
• M12: 5,379,839 km (0.096 R)
• M13: 6,151,614 km (0.113 R)
• M14: 6,736,841 km (0.036 R)
• M15: 7,043,068 km (0.097 R)
• M16: 8,096,835 km (0.045 R)
• M17: 8,389,299 km (0.109 R)
• M18: 8,744,145 km (0.063 R)
• M19: 9,080,591 km (0.091 R)
• M20: 10,419,940 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.6

Radius: 12.6

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.75 AU - 2.97 AU

Year: 3123 Days

Day: 13 Hours

Environment

Temp: -210 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,083,918 km

• M1: 156,629 km (0.034 R)
• M2: 589,266 km (0.108 R)
• M3: 1,135,747 km (0.095 R)
• M4: 1,672,953 km (0.076 R)
• M5: 2,136,258 km (0.09 R)
• M6: 2,653,567 km (0.115 R)
• M7: 3,346,953 km (0.069 R)
• M8: 3,901,812 km (0.035 R)
• M9: 4,312,757 km (0.106 R)
• M10: 4,873,450 km (0.08 R)
• M11: 5,615,605 km (0.096 R)
• M12: 6,028,196 km (0.088 R)
• M13: 6,520,522 km (0.12 R)
• M14: 7,487,523 km (0.118 R)
• M15: 8,300,139 km (0.107 R)
• M16: 8,837,345 km (0.105 R)
• M17: 11,351,486 km (0.1 R)
• M18: 11,746,126 km (0.086 R)
• M19: 12,516,405 km (0.087 R)
• M20: 14,158,092 km (0.118 R)
• M21: 17,923,770 km (0.096 R)
• M22: 18,823,002 km (0.037 R)
• M23: 19,439,047 km (0.1 R)
• M24: 23,421,491 km (0.118 R)
• M25: 23,919,054 km (0.037 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.3

Radius: 4.2

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6 AU - 8.34 AU

Year: 12396 Days

Day: 20.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,083,918 km

• M1: 53,855 km (0.051 R)
• M2: 395,387 km (0.091 R)
• M3: 660,624 km (0.083 R)
• M4: 949,647 km (0.089 R)
• M5: 1,205,460 km (0.053 R)
• M6: 2,224,371 km (0.069 R)
• M7: 2,426,926 km (0.073 R)
• M8: 2,815,432 km (0.102 R)
• M9: 3,052,694 km (0.098 R)
• M10: 5,455,984 km (0.096 R)
• M11: 5,767,148 km (0.078 R)
• M12: 6,210,406 km (0.053 R)
• M13: 6,933,562 km (0.082 R)
• M14: 7,298,581 km (0.103 R)
• M15: 10,263,312 km (0.036 R)
• M16: 12,008,969 km (0.113 R)
• M17: 14,902,042 km (0.057 R)
• M18: 16,831,705 km (0.109 R)
• M19: 17,369,210 km (0.083 R)
• M20: 19,962,639 km (0.107 R)
• M21: 20,295,644 km (0.081 R)
• M22: 22,875,459 km (0.104 R)
• M23: 24,281,530 km (0.12 R)
• M24: 26,537,017 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.6

Radius: 5.7

Gravity: 30.46 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.79 AU - 9.49 AU

Year: 16398 Days

Day: 20.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,083,918 km

• M1: 70,909 km (0.112 R)
• M2: 252,072 km (0.096 R)
• M3: 474,375 km (0.116 R)
• M4: 1,536,221 km (0.053 R)
• M5: 1,795,174 km (0.088 R)
• M6: 2,103,346 km (0.106 R)
• M7: 2,631,277 km (0.104 R)
• M8: 2,952,015 km (0.111 R)
• M9: 3,701,500 km (0.119 R)
• M10: 3,914,976 km (0.079 R)
• M11: 4,852,656 km (0.069 R)
• M12: 5,451,346 km (0.12 R)
• M13: 5,849,726 km (0.083 R)
• M14: 6,527,254 km (0.076 R)
• M15: 7,494,255 km (0.102 R)
• M16: 7,936,466 km (0.081 R)
• M17: 8,765,687 km (0.098 R)
• M18: 9,651,157 km (0.092 R)
• M19: 10,839,862 km (0.033 R)
• M20: 13,291,023 km (0.112 R)
• M21: 14,159,289 km (0.12 R)
• M22: 19,620,359 km (0.119 R)
• M23: 23,845,452 km (0.108 R)
• M24: 32,468,423 km (0.074 R)
• M25: 35,520,369 km (0.07 R)
• M26: 43,426,167 km (0.096 R)
• M27: 49,984,688 km (0.064 R)
• M28: 53,858,674 km (0.098 R)
• M29: 54,220,551 km (0.088 R)
• M30: 56,239,524 km (0.101 R)
• M31: 58,117,875 km (0.096 R)
• M32: 62,396,823 km (0.117 R)
• M33: 64,612,966 km (0.051 R)
• M34: 71,139,622 km (0.081 R)
• M35: 72,451,595 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.1

Radius: 6.4

Gravity: 19.09 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.92 AU - 9.96 AU

Year: 17259 Days

Day: 23.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,083,918 km

• M1: 84,972 km (0.102 R)
• M2: 452,384 km (0.071 R)
• M3: 944,262 km (0.041 R)
• M4: 2,062,805 km (0.058 R)
• M5: 3,438,956 km (0.109 R)
• M6: 4,124,862 km (0.098 R)
• M7: 5,414,246 km (0.109 R)
• M8: 6,773,044 km (0.088 R)
• M9: 9,026,287 km (0.086 R)
• M10: 10,678,446 km (0.075 R)
• M11: 11,105,697 km (0.072 R)
• M12: 12,455,668 km (0.117 R)
• M13: 12,860,630 km (0.112 R)
• M14: 14,421,235 km (0.104 R)
• M15: 14,943,032 km (0.085 R)
• M16: 16,828,414 km (0.082 R)
• M17: 18,083,989 km (0.115 R)
• M18: 22,027,987 km (0.12 R)
• M19: 24,356,179 km (0.044 R)
• M20: 25,525,436 km (0.058 R)
• M21: 27,518,828 km (0.077 R)
• M22: 29,494,716 km (0.067 R)
• M23: 29,972,981 km (0.117 R)
• M24: 33,337,736 km (0.1 R)
• M25: 48,316,821 km (0.082 R)
• M26: 49,483,834 km (0.113 R)
• M27: 51,011,677 km (0.084 R)
• M28: 51,700,725 km (0.117 R)
• M29: 57,252,601 km (0.096 R)
• M30: 63,189,093 km (0.093 R)
• M31: 63,983,757 km (0.117 R)
• M32: 64,584,094 km (0.12 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 15,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit