🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.56 AU - 0.78 AU

Year: 195 Days

Day: 41.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,734,098 km

• M1: 70,909 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.61 AU - 0.83 AU

Year: 217 Days

Day: 45.9 Hours

Environment

Temp: 143 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.34 AU - 1.4 AU

Year: 569 Days

Day: 16 Hours

Environment

Temp: -9 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,734,098 km

• M1: 441,463 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.95 AU - 1.97 AU

Year: 973 Days

Day: 43.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.96 AU - 2.46 AU

Year: 1166 Days

Day: 13.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.65 AU - 3.63 AU

Year: 1974 Days

Day: 30.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.2

Radius: 8.8

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 11.12 AU - 14.38 AU

Year: 16151 Days

Day: 6.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 57,734,098 km

• M1: 611,855 km (0.096 R)
• M2: 981,661 km (0.069 R)
• M3: 1,272,629 km (0.099 R)
• M4: 1,442,572 km (0.05 R)
• M5: 1,560,156 km (0.112 R)
• M6: 1,620,295 km (0.104 R)
• M7: 2,229,307 km (0.12 R)
• M8: 2,540,920 km (0.071 R)
• M9: 2,903,545 km (0.094 R)
• M10: 3,015,444 km (0.114 R)
• M11: 3,205,434 km (0.119 R)
• M12: 3,839,429 km (0.061 R)
• M13: 4,087,014 km (0.102 R)
• M14: 4,382,619 km (0.06 R)
• M15: 4,729,088 km (0.077 R)
• M16: 5,265,247 km (0.107 R)
• M17: 5,726,756 km (0.102 R)
• M18: 6,443,330 km (0.082 R)
• M19: 6,837,071 km (0.066 R)
• M20: 7,289,455 km (0.119 R)
• M21: 7,648,042 km (0.096 R)
• M22: 8,222,946 km (0.104 R)
• M23: 8,382,268 km (0.116 R)
• M24: 9,084,181 km (0.056 R)
• M25: 9,414,493 km (0.108 R)
• M26: 10,257,627 km (0.104 R)
• M27: 10,314,624 km (0.064 R)
• M28: 10,891,174 km (0.081 R)
• M29: 11,183,338 km (0.082 R)
• M30: 13,486,996 km (0.076 R)
• M31: 13,737,872 km (0.069 R)
• M32: 14,435,596 km (0.046 R)
• M33: 14,499,624 km (0.109 R)
• M34: 14,756,484 km (0.09 R)
• M35: 14,821,110 km (0.09 R)
• M36: 15,405,589 km (0.114 R)
• M37: 16,798,644 km (0.106 R)
• M38: 17,136,286 km (0.077 R)
• M39: 17,544,240 km (0.102 R)
• M40: 18,508,997 km (0.075 R)
• M41: 18,787,697 km (0.071 R)
• M42: 18,857,709 km (0.05 R)
• M43: 19,703,386 km (0.087 R)
• M44: 19,916,713 km (0.101 R)
• M45: 19,988,071 km (0.102 R)
• M46: 20,995,014 km (0.084 R)
• M47: 22,166,066 km (0.059 R)
• M48: 22,685,021 km (0.096 R)
• M49: 24,265,822 km (0.045 R)
• M50: 24,723,890 km (0.044 R)
• M51: 25,648,854 km (0.091 R)
• M52: 28,974,265 km (0.097 R)
• M53: 30,358,195 km (0.064 R)
• M54: 30,934,446 km (0.038 R)
• M55: 32,684,442 km (0.103 R)
• M56: 32,852,889 km (0.037 R)
• M57: 33,954,079 km (0.041 R)
• M58: 35,498,827 km (0.057 R)
• M59: 35,758,529 km (0.088 R)
• M60: 36,716,105 km (0.063 R)
• M61: 37,417,868 km (0.119 R)
• M62: 37,770,321 km (0.104 R)
• M63: 38,567,528 km (0.075 R)
• M64: 38,745,400 km (0.083 R)
• M65: 39,639,097 km (0.06 R)
• M66: 39,818,615 km (0.103 R)
• M67: 41,446,688 km (0.102 R)
• M68: 43,465,811 km (0.058 R)
• M69: 49,326,158 km (0.053 R)
• M70: 50,100,177 km (0.119 R)
• M71: 51,660,333 km (0.114 R)
• M72: 53,533,598 km (0.077 R)
• M73: 53,930,780 km (0.1 R)
• M74: 54,428,642 km (0.117 R)
• M75: 55,429,003 km (0.081 R)
• M76: 55,830,823 km (0.069 R)
• M77: 55,931,502 km (0.104 R)
• M78: 57,244,972 km (0.088 R)
• M79: 57,549,403 km (0.117 R)
• M80: 57,854,583 km (0.089 R)
• M81: 59,182,713 km (0.059 R)
• M82: 59,387,961 km (0.081 R)
• M83: 59,902,129 km (0.076 R)
• M84: 60,108,125 km (0.069 R)
• M85: 60,727,760 km (0.104 R)
• M86: 61,557,130 km (0.107 R)
• M87: 61,973,312 km (0.056 R)
• M88: 63,437,127 km (0.097 R)
• M89: 65,547,953 km (0.088 R)
• M90: 67,039,144 km (0.105 R)
• M91: 67,896,340 km (0.094 R)
• M92: 69,838,120 km (0.099 R)
• M93: 72,784,899 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.9

Radius: 6.7

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 12.4 AU - 15.38 AU

Year: 18365 Days

Day: 23 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 57,734,098 km

• M1: 178,769 km (0.104 R)
• M2: 397,930 km (0.066 R)
• M3: 527,332 km (0.048 R)
• M4: 747,241 km (0.104 R)
• M5: 909,555 km (0.077 R)
• M6: 1,128,267 km (0.104 R)
• M7: 1,562,699 km (0.113 R)
• M8: 2,273,289 km (0.118 R)
• M9: 2,420,194 km (0.084 R)
• M10: 2,785,512 km (0.083 R)
• M11: 3,982,445 km (0.105 R)
• M12: 5,085,879 km (0.116 R)
• M13: 5,552,175 km (0.104 R)
• M14: 7,203,437 km (0.074 R)
• M15: 7,992,416 km (0.063 R)
• M16: 8,854,848 km (0.044 R)
• M17: 9,226,748 km (0.115 R)
• M18: 10,764,764 km (0.115 R)
• M19: 11,613,731 km (0.114 R)
• M20: 11,816,586 km (0.108 R)
• M21: 12,639,823 km (0.073 R)
• M22: 14,504,112 km (0.113 R)
• M23: 14,722,674 km (0.085 R)
• M24: 15,329,144 km (0.086 R)
• M25: 15,440,295 km (0.115 R)
• M26: 16,169,286 km (0.117 R)
• M27: 17,312,513 km (0.064 R)
• M28: 18,422,679 km (0.097 R)
• M29: 18,837,513 km (0.034 R)
• M30: 19,255,340 km (0.086 R)
• M31: 19,555,583 km (0.041 R)
• M32: 19,857,472 km (0.067 R)
• M33: 21,638,734 km (0.073 R)
• M34: 21,763,498 km (0.057 R)
• M35: 22,580,003 km (0.101 R)
• M36: 25,285,481 km (0.052 R)
• M37: 25,351,154 km (0.096 R)
• M38: 26,077,153 km (0.112 R)
• M39: 26,143,574 km (0.068 R)
• M40: 26,342,839 km (0.087 R)
• M41: 26,409,410 km (0.09 R)
• M42: 26,676,292 km (0.043 R)
• M43: 26,877,053 km (0.118 R)
• M44: 27,078,112 km (0.113 R)
• M45: 27,955,803 km (0.074 R)
• M46: 28,295,839 km (0.099 R)
• M47: 28,842,769 km (0.048 R)
• M48: 29,947,100 km (0.089 R)
• M49: 30,714,238 km (0.118 R)
• M50: 32,125,694 km (0.093 R)
• M51: 32,268,111 km (0.12 R)
• M52: 33,630,349 km (0.048 R)
• M53: 38,430,945 km (0.074 R)
• M54: 39,112,214 km (0.093 R)
• M55: 39,492,491 km (0.119 R)
• M56: 39,568,786 km (0.076 R)
• M57: 39,797,671 km (0.081 R)
• M58: 40,948,677 km (0.115 R)
• M59: 41,103,062 km (0.109 R)
• M60: 43,598,055 km (0.08 R)
• M61: 43,834,570 km (0.032 R)
• M62: 43,992,395 km (0.101 R)
• M63: 48,651,621 km (0.081 R)
• M64: 50,956,326 km (0.042 R)
• M65: 51,205,257 km (0.099 R)
• M66: 52,121,843 km (0.117 R)
• M67: 55,756,622 km (0.041 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 17,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit