🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.5 AU - 0.8 AU

Year: 344 Days

Day: 16.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.2

Radius: 14

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.88 AU - 1.12 AU

Year: 656 Days

Day: 8.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 38,003,180 km

• M1: 177,423 km (0.114 R)
• M2: 266,284 km (0.107 R)
• M3: 357,539 km (0.09 R)
• M4: 572,810 km (0.084 R)
• M5: 683,961 km (0.115 R)
• M6: 784,790 km (0.079 R)
• M7: 926,759 km (0.034 R)
• M8: 1,056,759 km (0.065 R)
• M9: 1,149,061 km (0.101 R)
• M10: 1,238,670 km (0.107 R)
• M11: 1,366,128 km (0.115 R)
• M12: 1,572,274 km (0.053 R)
• M13: 1,698,684 km (0.11 R)
• M14: 1,861,596 km (0.097 R)
• M15: 2,057,270 km (0.074 R)
• M16: 2,182,334 km (0.065 R)
• M17: 2,360,505 km (0.038 R)
• M18: 2,640,552 km (0.114 R)
• M19: 2,900,703 km (0.06 R)
• M20: 3,033,845 km (0.114 R)
• M21: 3,193,316 km (0.064 R)
• M22: 3,298,483 km (0.044 R)
• M23: 3,512,408 km (0.099 R)
• M24: 3,876,380 km (0.114 R)
• M25: 4,155,380 km (0.098 R)
• M26: 4,261,744 km (0.108 R)
• M27: 4,650,250 km (0.068 R)
• M28: 5,107,122 km (0.111 R)
• M29: 5,230,839 km (0.042 R)
• M30: 5,336,306 km (0.118 R)
• M31: 5,442,371 km (0.087 R)
• M32: 5,656,894 km (0.106 R)
• M33: 5,864,237 km (0.065 R)
• M34: 6,225,665 km (0.085 R)
• M35: 6,429,716 km (0.075 R)
• M36: 6,553,135 km (0.114 R)
• M37: 6,833,930 km (0.053 R)
• M38: 6,970,513 km (0.108 R)
• M39: 7,161,100 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.8

Radius: 8.8

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.4 AU - 2.14 AU

Year: 1545 Days

Day: 12.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 38,003,180 km

• M1: 110,254 km (0.084 R)
• M2: 172,636 km (0.098 R)
• M3: 292,015 km (0.055 R)
• M4: 483,500 km (0.081 R)
• M5: 545,434 km (0.055 R)
• M6: 636,090 km (0.108 R)
• M7: 710,440 km (0.12 R)
• M8: 805,136 km (0.111 R)
• M9: 863,030 km (0.094 R)
• M10: 976,874 km (0.12 R)
• M11: 1,032,824 km (0.061 R)
• M12: 1,102,536 km (0.074 R)
• M13: 1,377,048 km (0.078 R)
• M14: 1,497,325 km (0.109 R)
• M15: 1,778,868 km (0.083 R)
• M16: 1,871,320 km (0.098 R)
• M17: 1,926,073 km (0.118 R)
• M18: 2,142,092 km (0.089 R)
• M19: 2,257,282 km (0.097 R)
• M20: 2,399,999 km (0.11 R)
• M21: 2,694,407 km (0.091 R)
• M22: 2,991,359 km (0.085 R)
• M23: 3,092,637 km (0.116 R)
• M24: 3,509,416 km (0.114 R)
• M25: 3,567,760 km (0.119 R)
• M26: 3,645,850 km (0.071 R)
• M27: 3,873,687 km (0.115 R)
• M28: 4,004,585 km (0.086 R)
• M29: 4,106,312 km (0.091 R)
• M30: 4,239,903 km (0.117 R)
• M31: 4,395,634 km (0.093 R)
• M32: 4,713,081 km (0.109 R)
• M33: 4,842,184 km (0.071 R)
• M34: 5,027,087 km (0.069 R)
• M35: 5,147,962 km (0.116 R)
• M36: 5,203,164 km (0.114 R)
• M37: 5,292,025 km (0.106 R)
• M38: 5,801,256 km (0.098 R)
• M39: 6,126,033 km (0.099 R)
• M40: 6,243,467 km (0.066 R)
• M41: 6,648,279 km (0.053 R)
• M42: 6,708,567 km (0.115 R)
• M43: 6,975,898 km (0.106 R)
• M44: 7,172,620 km (0.096 R)
• M45: 7,283,920 km (0.098 R)
• M46: 8,599,783 km (0.093 R)
• M47: 8,797,402 km (0.105 R)
• M48: 8,930,095 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.7

Radius: 12.4

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.97 AU - 2.53 AU

Year: 2214 Days

Day: 9.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 38,003,180 km

• M1: 185,352 km (0.099 R)
• M2: 264,040 km (0.097 R)
• M3: 620,233 km (0.087 R)
• M4: 709,244 km (0.045 R)
• M5: 1,077,254 km (0.087 R)
• M6: 1,451,847 km (0.057 R)
• M7: 2,082,253 km (0.096 R)
• M8: 2,246,362 km (0.036 R)
• M9: 2,330,136 km (0.06 R)
• M10: 2,638,158 km (0.107 R)
• M11: 2,959,345 km (0.066 R)
• M12: 3,038,333 km (0.094 R)
• M13: 3,239,093 km (0.076 R)
• M14: 3,334,237 km (0.053 R)
• M15: 3,444,192 km (0.095 R)
• M16: 3,569,405 km (0.071 R)
• M17: 3,653,778 km (0.055 R)
• M18: 3,896,277 km (0.041 R)
• M19: 4,070,857 km (0.116 R)
• M20: 4,159,120 km (0.107 R)
• M21: 4,887,961 km (0.104 R)
• M22: 4,997,766 km (0.079 R)
• M23: 5,092,312 km (0.044 R)
• M24: 5,251,484 km (0.102 R)
• M25: 5,396,145 km (0.118 R)
• M26: 5,558,309 km (0.084 R)
• M27: 5,656,595 km (0.087 R)
• M28: 5,821,452 km (0.114 R)
• M29: 5,921,084 km (0.106 R)
• M30: 6,189,911 km (0.106 R)
• M31: 6,274,733 km (0.066 R)
• M32: 6,359,854 km (0.08 R)
• M33: 6,514,239 km (0.113 R)
• M34: 7,322,666 km (0.112 R)
• M35: 7,466,430 km (0.1 R)
• M36: 7,958,906 km (0.045 R)
• M37: 8,783,938 km (0.052 R)
• M38: 9,518,464 km (0.104 R)
• M39: 9,873,310 km (0.037 R)
• M40: 9,992,539 km (0.114 R)
• M41: 10,413,807 km (0.119 R)
• M42: 10,677,398 km (0.114 R)
• M43: 10,963,878 km (0.099 R)
• M44: 11,232,107 km (0.07 R)
• M45: 11,419,105 km (0.089 R)
• M46: 11,796,241 km (0.084 R)
• M47: 12,071,052 km (0.045 R)
• M48: 13,148,157 km (0.1 R)
• M49: 13,543,544 km (0.106 R)
• M50: 14,233,489 km (0.103 R)
• M51: 15,555,037 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.6

Radius: 6.6

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.24 AU - 6.66 AU

Year: 9521 Days

Day: 23.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 38,003,180 km

• M1: 119,977 km (0.102 R)
• M2: 166,203 km (0.096 R)
• M3: 598,092 km (0.119 R)
• M4: 1,227,750 km (0.111 R)
• M5: 1,446,761 km (0.096 R)
• M6: 1,619,247 km (0.111 R)
• M7: 2,373,819 km (0.066 R)
• M8: 3,075,134 km (0.087 R)
• M9: 3,601,868 km (0.075 R)
• M10: 4,129,350 km (0.032 R)
• M11: 4,822,287 km (0.045 R)
• M12: 5,284,545 km (0.079 R)
• M13: 5,760,864 km (0.107 R)
• M14: 5,882,039 km (0.104 R)
• M15: 7,336,280 km (0.1 R)
• M16: 7,699,802 km (0.12 R)
• M17: 7,766,523 km (0.082 R)
• M18: 7,866,903 km (0.092 R)
• M19: 8,204,845 km (0.071 R)
• M20: 8,513,166 km (0.111 R)
• M21: 8,860,083 km (0.064 R)
• M22: 9,211,638 km (0.093 R)
• M23: 9,531,928 km (0.042 R)
• M24: 11,990,269 km (0.106 R)
• M25: 13,089,066 km (0.117 R)
• M26: 13,248,537 km (0.116 R)
• M27: 14,137,896 km (0.115 R)
• M28: 14,383,686 km (0.106 R)
• M29: 15,846,005 km (0.112 R)
• M30: 15,888,491 km (0.078 R)
• M31: 16,101,368 km (0.117 R)
• M32: 16,487,032 km (0.1 R)
• M33: 17,005,987 km (0.119 R)
• M34: 17,750,236 km (0.115 R)
• M35: 17,882,780 km (0.059 R)
• M36: 18,104,185 km (0.029 R)
• M37: 18,237,626 km (0.096 R)
• M38: 18,326,637 km (0.116 R)
• M39: 19,089,586 km (0.084 R)
• M40: 19,725,676 km (0.106 R)
• M41: 20,553,700 km (0.093 R)
• M42: 21,958,723 km (0.067 R)
• M43: 22,433,996 km (0.073 R)
• M44: 23,636,763 km (0.082 R)
• M45: 23,928,628 km (0.034 R)
• M46: 24,319,527 km (0.105 R)
• M47: 24,466,732 km (0.061 R)
• M48: 24,909,841 km (0.078 R)
• M49: 26,355,854 km (0.108 R)
• M50: 27,267,054 km (0.108 R)
• M51: 27,368,930 km (0.085 R)
• M52: 28,808,511 km (0.115 R)
• M53: 28,912,332 km (0.07 R)
• M54: 29,016,153 km (0.093 R)
• M55: 29,851,806 km (0.117 R)
• M56: 29,904,315 km (0.057 R)
• M57: 31,173,204 km (0.043 R)
• M58: 32,082,610 km (0.113 R)
• M59: 33,763,342 km (0.109 R)
• M60: 34,092,008 km (0.092 R)
• M61: 34,311,618 km (0.116 R)
• M62: 34,862,886 km (0.09 R)
• M63: 35,695,099 km (0.105 R)
• M64: 36,477,795 km (0.084 R)
• M65: 37,435,820 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 19,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit