🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.89 AU - 1.35 AU

Year: 435 Days

Day: 21.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 43.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.47 AU - 1.95 AU

Year: 821 Days

Day: 32.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.46 AU - 3.56 AU

Year: 2414 Days

Day: 16.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.9

Radius: 13.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.28 AU - 13.38 AU

Year: 14000 Days

Day: 8.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 81,091,734 km

• M1: 312,809 km (0.057 R)
• M2: 809,773 km (0.107 R)
• M3: 1,333,067 km (0.081 R)
• M4: 2,034,681 km (0.055 R)
• M5: 2,204,923 km (0.105 R)
• M6: 2,620,955 km (0.085 R)
• M7: 3,459,152 km (0.095 R)
• M8: 3,595,286 km (0.11 R)
• M9: 3,978,855 km (0.107 R)
• M10: 4,486,141 km (0.034 R)
• M11: 4,634,991 km (0.111 R)
• M12: 5,207,801 km (0.109 R)
• M13: 5,364,430 km (0.076 R)
• M14: 5,722,567 km (0.112 R)
• M15: 6,212,351 km (0.1 R)
• M16: 6,420,441 km (0.085 R)
• M17: 6,800,869 km (0.041 R)
• M18: 7,232,159 km (0.07 R)
• M19: 8,533,362 km (0.114 R)
• M20: 9,568,280 km (0.03 R)
• M21: 10,198,386 km (0.119 R)
• M22: 10,296,522 km (0.101 R)
• M23: 11,042,716 km (0.094 R)
• M24: 11,601,165 km (0.103 R)
• M25: 12,798,247 km (0.078 R)
• M26: 13,654,246 km (0.108 R)
• M27: 15,028,602 km (0.028 R)
• M28: 15,252,550 km (0.098 R)
• M29: 17,552,917 km (0.081 R)
• M30: 17,670,800 km (0.056 R)
• M31: 18,204,415 km (0.076 R)
• M32: 18,923,981 km (0.073 R)
• M33: 20,826,118 km (0.085 R)
• M34: 23,369,431 km (0.112 R)
• M35: 24,020,332 km (0.083 R)
• M36: 24,216,903 km (0.099 R)
• M37: 25,008,126 km (0.078 R)
• M38: 25,807,877 km (0.109 R)
• M39: 26,210,893 km (0.115 R)
• M40: 27,295,777 km (0.111 R)
• M41: 27,432,510 km (0.057 R)
• M42: 28,881,066 km (0.044 R)
• M43: 30,071,865 km (0.071 R)
• M44: 30,354,455 km (0.098 R)
• M45: 30,708,853 km (0.101 R)
• M46: 31,780,272 km (0.073 R)
• M47: 32,212,311 km (0.034 R)
• M48: 32,429,078 km (0.068 R)
• M49: 35,663,235 km (0.103 R)
• M50: 35,962,431 km (0.049 R)
• M51: 36,563,066 km (0.111 R)
• M52: 37,167,142 km (0.055 R)
• M53: 37,698,364 km (0.118 R)
• M54: 37,850,655 km (0.094 R)
• M55: 38,079,390 km (0.085 R)
• M56: 39,384,332 km (0.062 R)
• M57: 39,538,717 km (0.105 R)
• M58: 39,770,893 km (0.112 R)
• M59: 40,392,023 km (0.097 R)
• M60: 40,859,966 km (0.104 R)
• M61: 41,329,853 km (0.104 R)
• M62: 41,801,385 km (0.1 R)
• M63: 42,432,987 km (0.106 R)
• M64: 42,908,708 km (0.047 R)
• M65: 43,067,731 km (0.116 R)
• M66: 45,313,943 km (0.064 R)
• M67: 45,556,890 km (0.052 R)
• M68: 45,881,368 km (0.116 R)
• M69: 46,777,908 km (0.076 R)
• M70: 48,092,424 km (0.084 R)
• M71: 48,505,614 km (0.115 R)
• M72: 49,003,027 km (0.092 R)
• M73: 49,668,887 km (0.082 R)
• M74: 50,086,564 km (0.117 R)
• M75: 51,684,568 km (0.115 R)
• M76: 52,023,108 km (0.066 R)
• M77: 53,299,178 km (0.116 R)
• M78: 54,757,907 km (0.046 R)
• M79: 55,189,347 km (0.097 R)
• M80: 57,451,417 km (0.059 R)
• M81: 58,593,746 km (0.069 R)
• M82: 58,858,534 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.3

Radius: 4.4

Gravity: 29.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 14.58 AU - 18.04 AU

Year: 24180 Days

Day: 24.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 81,091,734 km

• M1: 83,326 km (0.11 R)
• M2: 266,883 km (0.119 R)
• M3: 434,432 km (0.113 R)
• M4: 631,453 km (0.071 R)
• M5: 678,875 km (0.101 R)
• M6: 906,862 km (0.048 R)
• M7: 1,491,640 km (0.111 R)
• M8: 1,752,539 km (0.118 R)
• M9: 1,786,199 km (0.083 R)
• M10: 2,390,125 km (0.115 R)
• M11: 3,173,868 km (0.094 R)
• M12: 4,209,086 km (0.079 R)
• M13: 4,668,650 km (0.091 R)
• M14: 5,784,950 km (0.068 R)
• M15: 5,987,206 km (0.11 R)
• M16: 6,450,810 km (0.101 R)
• M17: 7,302,919 km (0.036 R)
• M18: 7,411,827 km (0.115 R)
• M19: 8,077,088 km (0.078 R)
• M20: 8,473,971 km (0.06 R)
• M21: 9,286,437 km (0.105 R)
• M22: 10,306,097 km (0.088 R)
• M23: 10,612,772 km (0.056 R)
• M24: 10,984,672 km (0.096 R)
• M25: 13,839,149 km (0.115 R)
• M26: 14,109,473 km (0.079 R)
• M27: 15,697,155 km (0.086 R)
• M28: 16,476,261 km (0.068 R)
• M29: 18,219,225 km (0.099 R)
• M30: 19,488,863 km (0.047 R)
• M31: 19,564,410 km (0.096 R)
• M32: 19,715,803 km (0.036 R)
• M33: 20,632,538 km (0.057 R)
• M34: 20,709,581 km (0.069 R)
• M35: 21,251,425 km (0.111 R)
• M36: 21,407,156 km (0.045 R)
• M37: 21,719,516 km (0.105 R)
• M38: 22,507,299 km (0.093 R)
• M39: 24,191,920 km (0.031 R)
• M40: 24,926,147 km (0.056 R)
• M41: 25,172,535 km (0.092 R)
• M42: 25,999,661 km (0.08 R)
• M43: 26,919,688 km (0.118 R)
• M44: 27,256,882 km (0.032 R)
• M45: 27,850,486 km (0.095 R)
• M46: 28,448,129 km (0.048 R)
• M47: 28,533,849 km (0.119 R)
• M48: 28,619,718 km (0.07 R)
• M49: 28,963,943 km (0.102 R)
• M50: 29,482,748 km (0.098 R)
• M51: 29,656,282 km (0.079 R)
• M52: 30,179,126 km (0.1 R)
• M53: 30,266,641 km (0.081 R)
• M54: 30,529,485 km (0.067 R)
• M55: 30,881,040 km (0.096 R)
• M56: 31,057,416 km (0.104 R)
• M57: 32,749,068 km (0.092 R)
• M58: 33,379,773 km (0.072 R)
• M59: 34,561,746 km (0.12 R)
• M60: 36,035,285 km (0.045 R)
• M61: 37,811,460 km (0.115 R)
• M62: 38,283,741 km (0.059 R)
• M63: 38,662,822 km (0.076 R)
• M64: 38,947,955 km (0.113 R)
• M65: 41,157,366 km (0.116 R)
• M66: 44,795,736 km (0.065 R)
• M67: 45,897,076 km (0.109 R)
• M68: 46,400,772 km (0.103 R)
• M69: 46,804,835 km (0.08 R)
• M70: 47,820,455 km (0.083 R)
• M71: 48,740,632 km (0.11 R)
• M72: 49,254,351 km (0.076 R)
• M73: 49,460,347 km (0.074 R)
• M74: 51,640,587 km (0.111 R)
• M75: 52,374,364 km (0.03 R)
• M76: 52,479,382 km (0.12 R)
• M77: 52,584,549 km (0.12 R)
• M78: 53,851,942 km (0.102 R)
• M79: 56,956,248 km (0.114 R)
• M80: 57,497,343 km (0.113 R)
• M81: 57,822,719 km (0.1 R)
• M82: 58,040,084 km (0.113 R)
• M83: 58,257,600 km (0.087 R)
• M84: 59,678,480 km (0.034 R)
• M85: 63,448,197 km (0.056 R)
• M86: 63,560,246 km (0.03 R)
• M87: 64,009,039 km (0.053 R)
• M88: 68,324,788 km (0.092 R)
• M89: 70,982,245 km (0.046 R)
• M90: 77,832,032 km (0.117 R)
• M91: 77,951,860 km (0.108 R)
• M92: 78,672,772 km (0.114 R)
• M93: 79,516,654 km (0.118 R)
• M94: 79,879,279 km (0.108 R)
• M95: 80,242,353 km (0.116 R)
• M96: 80,970,147 km (0.104 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 15,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit