🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.74 AU - 1.14 AU

Year: 331 Days

Day: 39.1 Hours

Environment

Temp: 91 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.73 AU - 2.41 AU

Year: 1082 Days

Day: 43.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.4

Radius: 12.4

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.26 AU - 12.64 AU

Year: 12277 Days

Day: 7.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 49,413,937 km

• M1: 205,099 km (0.038 R)
• M2: 298,298 km (0.103 R)
• M3: 464,202 km (0.071 R)
• M4: 578,645 km (0.115 R)
• M5: 1,009,038 km (0.113 R)
• M6: 1,142,629 km (0.05 R)
• M7: 1,282,652 km (0.093 R)
• M8: 1,529,189 km (0.112 R)
• M9: 1,737,878 km (0.115 R)
• M10: 2,012,091 km (0.094 R)
• M11: 2,300,666 km (0.105 R)
• M12: 2,541,219 km (0.106 R)
• M13: 2,695,903 km (0.12 R)
• M14: 3,245,227 km (0.052 R)
• M15: 3,550,257 km (0.091 R)
• M16: 3,935,770 km (0.11 R)
• M17: 4,115,587 km (0.085 R)
• M18: 4,595,796 km (0.107 R)
• M19: 5,329,723 km (0.12 R)
• M20: 5,569,230 km (0.063 R)
• M21: 6,647,681 km (0.049 R)
• M22: 6,819,269 km (0.085 R)
• M23: 7,123,252 km (0.058 R)
• M24: 7,431,573 km (0.116 R)
• M25: 7,834,590 km (0.102 R)
• M26: 8,755,664 km (0.114 R)
• M27: 9,613,907 km (0.109 R)
• M28: 9,808,235 km (0.102 R)
• M29: 10,699,090 km (0.057 R)
• M30: 11,461,142 km (0.051 R)
• M31: 12,240,696 km (0.039 R)
• M32: 12,398,672 km (0.083 R)
• M33: 13,306,880 km (0.069 R)
• M34: 15,812,645 km (0.112 R)
• M35: 15,984,832 km (0.116 R)
• M36: 16,273,256 km (0.049 R)
• M37: 16,505,133 km (0.059 R)
• M38: 17,740,662 km (0.068 R)
• M39: 17,919,581 km (0.03 R)
• M40: 18,460,078 km (0.11 R)
• M41: 21,305,130 km (0.099 R)
• M42: 24,615,582 km (0.047 R)
• M43: 26,228,097 km (0.118 R)
• M44: 26,636,649 km (0.046 R)
• M45: 28,152,374 km (0.063 R)
• M46: 28,291,501 km (0.079 R)
• M47: 28,710,375 km (0.112 R)
• M48: 28,990,871 km (0.116 R)
• M49: 29,131,343 km (0.113 R)
• M50: 29,413,185 km (0.063 R)
• M51: 29,695,776 km (0.056 R)
• M52: 30,050,472 km (0.049 R)
• M53: 30,335,157 km (0.107 R)
• M54: 30,764,054 km (0.114 R)
• M55: 30,907,369 km (0.078 R)
• M56: 31,338,809 km (0.063 R)
• M57: 31,699,938 km (0.101 R)
• M58: 33,084,467 km (0.07 R)
• M59: 36,139,106 km (0.114 R)
• M60: 36,441,892 km (0.112 R)
• M61: 36,973,862 km (0.077 R)
• M62: 38,507,988 km (0.114 R)
• M63: 39,516,128 km (0.087 R)
• M64: 40,454,555 km (0.039 R)
• M65: 40,690,322 km (0.073 R)
• M66: 41,558,737 km (0.116 R)
• M67: 41,637,875 km (0.102 R)
• M68: 41,717,161 km (0.082 R)
• M69: 43,877,055 km (0.059 R)
• M70: 44,524,066 km (0.11 R)
• M71: 44,848,694 km (0.074 R)
• M72: 46,566,077 km (0.072 R)
• M73: 47,391,409 km (0.046 R)
• M74: 47,639,891 km (0.068 R)
• M75: 49,812,052 km (0.099 R)
• M76: 51,249,687 km (0.118 R)
• M77: 52,187,217 km (0.104 R)
• M78: 55,906,071 km (0.044 R)
• M79: 57,135,316 km (0.093 R)
• M80: 58,817,694 km (0.076 R)
• M81: 59,530,827 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.1

Radius: 8.5

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.93 AU - 12.45 AU

Year: 12703 Days

Day: 5.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 49,413,937 km

• M1: 110,104 km (0.099 R)
• M2: 170,542 km (0.051 R)
• M3: 234,869 km (0.065 R)
• M4: 300,542 km (0.115 R)
• M5: 361,877 km (0.047 R)
• M6: 592,108 km (0.107 R)
• M7: 724,502 km (0.037 R)
• M8: 794,514 km (0.086 R)
• M9: 922,869 km (0.115 R)
• M10: 1,221,467 km (0.106 R)
• M11: 1,641,687 km (0.079 R)
• M12: 1,711,998 km (0.063 R)
• M13: 1,855,762 km (0.032 R)
• M14: 2,155,406 km (0.092 R)
• M15: 3,173,120 km (0.093 R)
• M16: 3,320,774 km (0.095 R)
• M17: 3,715,413 km (0.1 R)
• M18: 3,871,294 km (0.072 R)
• M19: 4,384,265 km (0.085 R)
• M20: 4,615,543 km (0.058 R)
• M21: 4,749,583 km (0.103 R)
• M22: 5,298,158 km (0.044 R)
• M23: 5,580,150 km (0.119 R)
• M24: 5,758,770 km (0.079 R)
• M25: 5,975,837 km (0.056 R)
• M26: 6,121,844 km (0.1 R)
• M27: 6,454,999 km (0.115 R)
• M28: 6,605,045 km (0.1 R)
• M29: 6,908,430 km (0.091 R)
• M30: 7,139,110 km (0.096 R)
• M31: 7,607,800 km (0.055 R)
• M32: 7,686,937 km (0.042 R)
• M33: 8,006,179 km (0.054 R)
• M34: 10,271,839 km (0.075 R)
• M35: 10,934,258 km (0.085 R)
• M36: 12,161,260 km (0.107 R)
• M37: 12,767,430 km (0.106 R)
• M38: 13,240,459 km (0.091 R)
• M39: 13,671,001 km (0.057 R)
• M40: 13,767,342 km (0.052 R)
• M41: 15,189,270 km (0.101 R)
• M42: 15,640,009 km (0.11 R)
• M43: 16,044,372 km (0.052 R)
• M44: 16,145,949 km (0.099 R)
• M45: 16,811,809 km (0.041 R)
• M46: 17,070,164 km (0.118 R)
• M47: 18,276,073 km (0.09 R)
• M48: 18,435,394 km (0.048 R)
• M49: 18,916,052 km (0.099 R)
• M50: 19,023,464 km (0.043 R)
• M51: 19,238,885 km (0.093 R)
• M52: 20,108,497 km (0.101 R)
• M53: 20,218,152 km (0.045 R)
• M54: 20,382,859 km (0.069 R)
• M55: 23,655,163 km (0.103 R)
• M56: 24,002,978 km (0.104 R)
• M57: 24,703,396 km (0.088 R)
• M58: 25,056,297 km (0.029 R)
• M59: 25,885,967 km (0.082 R)
• M60: 26,124,575 km (0.1 R)
• M61: 26,304,093 km (0.094 R)
• M62: 26,604,186 km (0.101 R)
• M63: 26,724,612 km (0.097 R)
• M64: 28,060,372 km (0.079 R)
• M65: 28,367,047 km (0.054 R)
• M66: 29,417,972 km (0.119 R)
• M67: 30,670,406 km (0.104 R)
• M68: 30,859,797 km (0.066 R)
• M69: 31,112,916 km (0.098 R)
• M70: 31,430,363 km (0.101 R)
• M71: 31,876,464 km (0.099 R)
• M72: 32,004,370 km (0.108 R)
• M73: 32,968,678 km (0.116 R)
• M74: 34,465,704 km (0.091 R)
• M75: 34,859,894 km (0.109 R)
• M76: 35,321,703 km (0.113 R)
• M77: 35,453,947 km (0.106 R)
• M78: 36,853,136 km (0.114 R)
• M79: 37,256,303 km (0.066 R)
• M80: 38,134,592 km (0.083 R)
• M81: 40,879,713 km (0.097 R)
• M82: 42,276,059 km (0.106 R)
• M83: 42,416,531 km (0.043 R)
• M84: 43,404,326 km (0.107 R)
• M85: 44,971,813 km (0.116 R)
• M86: 45,115,127 km (0.111 R)
• M87: 45,474,312 km (0.084 R)
• M88: 46,630,255 km (0.103 R)
• M89: 46,993,478 km (0.075 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 12,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit