🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.51 AU - 0.81 AU

Year: 188 Days

Day: 27.5 Hours

Environment

Temp: 205 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.63 AU - 1.93 AU

Year: 831 Days

Day: 42.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,419,857 km

• M1: 193,131 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.7

Radius: 13.5

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 10.16 AU - 16.26 AU

Year: 16797 Days

Day: 10.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 77,419,857 km

• M1: 177,872 km (0.097 R)
• M2: 497,263 km (0.055 R)
• M3: 1,010,982 km (0.111 R)
• M4: 1,238,072 km (0.055 R)
• M5: 1,716,636 km (0.045 R)
• M6: 1,852,022 km (0.091 R)
• M7: 2,162,886 km (0.086 R)
• M8: 2,583,256 km (0.089 R)
• M9: 2,899,356 km (0.072 R)
• M10: 3,095,180 km (0.094 R)
• M11: 3,397,368 km (0.093 R)
• M12: 3,709,130 km (0.052 R)
• M13: 4,510,675 km (0.046 R)
• M14: 4,970,240 km (0.072 R)
• M15: 5,245,350 km (0.07 R)
• M16: 5,810,680 km (0.097 R)
• M17: 6,999,535 km (0.094 R)
• M18: 8,076,939 km (0.101 R)
• M19: 8,261,692 km (0.05 R)
• M20: 8,682,212 km (0.105 R)
• M21: 8,776,757 km (0.062 R)
• M22: 9,838,005 km (0.037 R)
• M23: 10,333,772 km (0.116 R)
• M24: 10,635,361 km (0.083 R)
• M25: 10,736,490 km (0.116 R)
• M26: 11,092,981 km (0.116 R)
• M27: 11,557,034 km (0.099 R)
• M28: 11,817,633 km (0.106 R)
• M29: 12,825,773 km (0.101 R)
• M30: 13,258,410 km (0.111 R)
• M31: 14,138,345 km (0.06 R)
• M32: 15,608,144 km (0.049 R)
• M33: 17,842,688 km (0.051 R)
• M34: 18,447,362 km (0.07 R)
• M35: 18,813,279 km (0.056 R)
• M36: 19,428,724 km (0.092 R)
• M37: 20,426,991 km (0.069 R)
• M38: 21,314,106 km (0.079 R)
• M39: 21,634,096 km (0.09 R)
• M40: 23,983,979 km (0.091 R)
• M41: 25,527,530 km (0.071 R)
• M42: 25,663,216 km (0.096 R)
• M43: 26,757,823 km (0.086 R)
• M44: 29,133,886 km (0.093 R)
• M45: 29,774,165 km (0.116 R)
• M46: 31,141,041 km (0.041 R)
• M47: 31,795,681 km (0.089 R)
• M48: 33,118,425 km (0.109 R)
• M49: 33,266,527 km (0.098 R)
• M50: 33,489,129 km (0.113 R)
• M51: 33,861,179 km (0.092 R)
• M52: 35,287,295 km (0.068 R)
• M53: 35,969,761 km (0.095 R)
• M54: 36,122,051 km (0.095 R)
• M55: 36,656,565 km (0.114 R)
• M56: 38,664,766 km (0.118 R)
• M57: 38,898,738 km (0.05 R)
• M58: 39,446,715 km (0.118 R)
• M59: 39,682,331 km (0.093 R)
• M60: 40,233,899 km (0.068 R)
• M61: 40,550,148 km (0.078 R)
• M62: 41,503,984 km (0.092 R)
• M63: 43,596,111 km (0.025 R)
• M64: 44,818,624 km (0.119 R)
• M65: 45,228,672 km (0.041 R)
• M66: 45,392,931 km (0.105 R)
• M67: 45,639,917 km (0.064 R)
• M68: 47,631,214 km (0.085 R)
• M69: 49,143,200 km (0.058 R)
• M70: 49,650,785 km (0.079 R)
• M71: 50,160,016 km (0.077 R)
• M72: 50,500,501 km (0.104 R)
• M73: 50,841,734 km (0.115 R)
• M74: 50,927,154 km (0.104 R)
• M75: 51,955,939 km (0.117 R)
• M76: 52,472,949 km (0.05 R)
• M77: 53,599,122 km (0.086 R)
• M78: 54,820,589 km (0.091 R)
• M79: 54,995,917 km (0.064 R)
• M80: 55,347,023 km (0.103 R)
• M81: 55,610,764 km (0.118 R)
• M82: 55,786,991 km (0.12 R)
• M83: 57,202,486 km (0.034 R)
• M84: 58,271,811 km (0.112 R)
• M85: 58,540,190 km (0.099 R)
• M86: 59,978,424 km (0.117 R)
• M87: 60,159,138 km (0.078 R)
• M88: 60,339,852 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579

Radius: 6.4

Gravity: 14.14 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 13.45 AU - 18.49 AU

Year: 22327 Days

Day: 22.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 77,419,857 km

• M1: 86,468 km (0.111 R)
• M2: 282,142 km (0.09 R)
• M3: 349,311 km (0.086 R)
• M4: 522,246 km (0.049 R)
• M5: 970,292 km (0.111 R)
• M6: 1,390,961 km (0.088 R)
• M7: 1,481,318 km (0.062 R)
• M8: 1,796,820 km (0.075 R)
• M9: 2,452,358 km (0.092 R)
• M10: 2,562,013 km (0.092 R)
• M11: 2,786,560 km (0.107 R)
• M12: 3,334,836 km (0.063 R)
• M13: 3,746,679 km (0.11 R)
• M14: 3,873,238 km (0.101 R)
• M15: 3,958,509 km (0.12 R)
• M16: 4,087,612 km (0.061 R)
• M17: 4,483,149 km (0.098 R)
• M18: 4,617,637 km (0.039 R)
• M19: 6,333,675 km (0.086 R)
• M20: 7,101,112 km (0.115 R)
• M21: 7,575,636 km (0.071 R)
• M22: 7,736,005 km (0.084 R)
• M23: 8,499,553 km (0.056 R)
• M24: 8,666,205 km (0.114 R)
• M25: 9,002,949 km (0.106 R)
• M26: 9,172,893 km (0.111 R)
• M27: 9,573,665 km (0.065 R)
• M28: 10,097,258 km (0.111 R)
• M29: 11,538,484 km (0.071 R)
• M30: 13,235,223 km (0.046 R)
• M31: 13,818,056 km (0.029 R)
• M32: 15,210,064 km (0.054 R)
• M33: 15,615,923 km (0.089 R)
• M34: 15,751,908 km (0.082 R)
• M35: 17,556,507 km (0.092 R)
• M36: 18,124,979 km (0.037 R)
• M37: 18,555,073 km (0.062 R)
• M38: 18,699,285 km (0.027 R)
• M39: 19,352,579 km (0.081 R)
• M40: 20,013,353 km (0.111 R)
• M41: 20,980,802 km (0.092 R)
• M42: 21,432,438 km (0.094 R)
• M43: 21,659,378 km (0.036 R)
• M44: 22,729,302 km (0.093 R)
• M45: 22,960,880 km (0.032 R)
• M46: 23,038,222 km (0.11 R)
• M47: 23,270,697 km (0.115 R)
• M48: 23,504,069 km (0.039 R)
• M49: 24,920,312 km (0.096 R)
• M50: 25,960,317 km (0.107 R)
• M51: 27,014,383 km (0.081 R)
• M52: 30,344,282 km (0.072 R)
• M53: 31,111,121 km (0.117 R)
• M54: 32,403,497 km (0.109 R)
• M55: 34,862,288 km (0.117 R)
• M56: 35,396,951 km (0.083 R)
• M57: 35,934,306 km (0.1 R)
• M58: 39,585,093 km (0.119 R)
• M59: 40,329,192 km (0.049 R)
• M60: 41,548,415 km (0.118 R)
• M61: 43,160,930 km (0.064 R)
• M62: 43,926,722 km (0.076 R)
• M63: 44,504,170 km (0.108 R)
• M64: 44,987,221 km (0.067 R)
• M65: 45,084,011 km (0.107 R)
• M66: 47,428,359 km (0.106 R)
• M67: 47,822,849 km (0.07 R)
• M68: 52,948,222 km (0.087 R)
• M69: 53,459,996 km (0.084 R)
• M70: 54,179,262 km (0.118 R)
• M71: 55,212,385 km (0.047 R)
• M72: 55,835,311 km (0.045 R)
• M73: 56,460,630 km (0.086 R)
• M74: 57,193,061 km (0.062 R)
• M75: 58,773,114 km (0.065 R)
• M76: 60,047,538 km (0.075 R)
• M77: 61,868,443 km (0.097 R)
• M78: 63,490,234 km (0.083 R)
• M79: 63,924,965 km (0.06 R)
• M80: 65,564,408 km (0.114 R)
• M81: 65,893,823 km (0.107 R)
• M82: 66,113,881 km (0.108 R)
• M83: 67,328,167 km (0.119 R)
• M84: 70,339,872 km (0.107 R)
• M85: 72,145,219 km (0.119 R)
• M86: 73,509,252 km (0.114 R)
• M87: 73,623,246 km (0.112 R)
• M88: 74,194,410 km (0.079 R)
• M89: 74,423,295 km (0.03 R)
• M90: 75,801,391 km (0.051 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 12,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit