🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.57 AU - 0.87 AU

Year: 219 Days

Day: 29 Hours

Environment

Temp: 176 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.17 AU - 1.25 AU

Year: 477 Days

Day: 28.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 43,010,278 km

• M1: 296,952 km (0.103 R)
• M2: 606,171 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.28 AU - 2 AU

Year: 752 Days

Day: 35.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.1 AU - 2.46 AU

Year: 1233 Days

Day: 27.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 8.1

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.35 AU - 6.71 AU

Year: 4658 Days

Day: 6 Hours

Environment

Temp: -132 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 43,010,278 km

• M1: 101,577 km (0.113 R)
• M2: 222,901 km (0.069 R)
• M3: 354,697 km (0.093 R)
• M4: 806,931 km (0.057 R)
• M5: 868,715 km (0.052 R)
• M6: 945,010 km (0.117 R)
• M7: 1,174,044 km (0.114 R)
• M8: 1,273,527 km (0.11 R)
• M9: 1,526,945 km (0.107 R)
• M10: 1,878,650 km (0.091 R)
• M11: 1,995,935 km (0.065 R)
• M12: 2,115,463 km (0.101 R)
• M13: 2,617,963 km (0.071 R)
• M14: 2,768,159 km (0.106 R)
• M15: 2,825,305 km (0.116 R)
• M16: 2,882,751 km (0.108 R)
• M17: 3,749,371 km (0.034 R)
• M18: 4,069,660 km (0.031 R)
• M19: 4,332,205 km (0.118 R)
• M20: 4,443,356 km (0.11 R)
• M21: 4,510,376 km (0.095 R)
• M22: 4,577,844 km (0.111 R)
• M23: 4,920,124 km (0.115 R)
• M24: 5,365,477 km (0.09 R)
• M25: 5,532,877 km (0.08 R)
• M26: 6,345,044 km (0.113 R)
• M27: 6,881,203 km (0.097 R)
• M28: 7,063,263 km (0.047 R)
• M29: 7,220,491 km (0.053 R)
• M30: 7,511,758 km (0.082 R)
• M31: 7,861,069 km (0.082 R)
• M32: 8,051,208 km (0.039 R)
• M33: 8,519,748 km (0.1 R)
• M34: 8,883,870 km (0.048 R)
• M35: 9,511,732 km (0.076 R)
• M36: 9,627,521 km (0.092 R)
• M37: 10,006,751 km (0.102 R)
• M38: 10,124,485 km (0.106 R)
• M39: 10,213,047 km (0.036 R)
• M40: 11,021,773 km (0.115 R)
• M41: 11,082,509 km (0.07 R)
• M42: 11,204,282 km (0.115 R)
• M43: 11,265,468 km (0.095 R)
• M44: 11,665,044 km (0.068 R)
• M45: 12,257,451 km (0.075 R)
• M46: 12,320,432 km (0.117 R)
• M47: 12,636,682 km (0.09 R)
• M48: 12,891,597 km (0.085 R)
• M49: 13,277,260 km (0.082 R)
• M50: 13,601,588 km (0.109 R)
• M51: 14,523,410 km (0.069 R)
• M52: 14,924,632 km (0.07 R)
• M53: 15,295,634 km (0.113 R)
• M54: 15,431,320 km (0.094 R)
• M55: 15,533,345 km (0.035 R)
• M56: 16,253,659 km (0.079 R)
• M57: 17,160,671 km (0.079 R)
• M58: 17,442,962 km (0.104 R)
• M59: 17,513,872 km (0.109 R)
• M60: 18,048,086 km (0.092 R)
• M61: 18,732,645 km (0.103 R)
• M62: 18,914,108 km (0.04 R)
• M63: 19,388,931 km (0.103 R)
• M64: 20,238,348 km (0.088 R)
• M65: 20,424,747 km (0.109 R)
• M66: 20,499,396 km (0.111 R)
• M67: 21,251,126 km (0.095 R)
• M68: 22,434,145 km (0.079 R)
• M69: 22,704,170 km (0.079 R)
• M70: 22,897,749 km (0.068 R)
• M71: 23,014,136 km (0.12 R)
• M72: 23,091,927 km (0.118 R)
• M73: 23,560,019 km (0.105 R)
• M74: 24,149,584 km (0.049 R)
• M75: 24,823,672 km (0.067 R)
• M76: 25,383,318 km (0.098 R)
• M77: 25,906,910 km (0.049 R)
• M78: 27,416,203 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.2

Radius: 14.5

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.14 AU - 7.62 AU

Year: 6463 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 43,010,278 km

• M1: 237,711 km (0.11 R)
• M2: 529,726 km (0.101 R)
• M3: 784,042 km (0.105 R)
• M4: 968,347 km (0.104 R)
• M5: 1,109,717 km (0.095 R)
• M6: 1,367,325 km (0.091 R)
• M7: 1,463,067 km (0.115 R)
• M8: 1,713,045 km (0.078 R)
• M9: 2,105,590 km (0.086 R)
• M10: 2,217,788 km (0.113 R)
• M11: 2,646,686 km (0.06 R)
• M12: 2,829,793 km (0.035 R)
• M13: 2,954,259 km (0.094 R)
• M14: 3,059,426 km (0.085 R)
• M15: 3,230,416 km (0.114 R)
• M16: 3,470,970 km (0.085 R)
• M17: 3,627,150 km (0.076 R)
• M18: 3,785,574 km (0.079 R)
• M19: 4,039,442 km (0.105 R)
• M20: 4,299,144 km (0.085 R)
• M21: 4,467,142 km (0.092 R)
• M22: 4,564,231 km (0.111 R)
• M23: 4,984,751 km (0.077 R)
• M24: 5,136,144 km (0.12 R)
• M25: 5,863,339 km (0.079 R)
• M26: 6,567,496 km (0.061 R)
• M27: 6,901,698 km (0.073 R)
• M28: 7,127,591 km (0.087 R)
• M29: 8,293,856 km (0.079 R)
• M30: 8,625,065 km (0.091 R)
• M31: 9,021,948 km (0.075 R)
• M32: 10,120,595 km (0.097 R)
• M33: 11,728,922 km (0.112 R)
• M34: 11,863,710 km (0.099 R)
• M35: 11,965,137 km (0.044 R)
• M36: 12,926,004 km (0.115 R)
• M37: 13,030,423 km (0.057 R)
• M38: 13,911,555 km (0.103 R)
• M39: 14,666,725 km (0.045 R)
• M40: 15,324,507 km (0.108 R)
• M41: 15,508,961 km (0.106 R)
• M42: 15,768,513 km (0.065 R)
• M43: 15,880,113 km (0.114 R)
• M44: 17,087,518 km (0.083 R)
• M45: 17,818,303 km (0.104 R)
• M46: 18,129,168 km (0.057 R)
• M47: 19,430,071 km (0.107 R)
• M48: 20,720,352 km (0.079 R)
• M49: 21,047,224 km (0.069 R)
• M50: 21,211,332 km (0.078 R)
• M51: 23,002,169 km (0.113 R)
• M52: 23,340,559 km (0.101 R)
• M53: 23,510,502 km (0.062 R)
• M54: 23,638,259 km (0.096 R)
• M55: 24,323,118 km (0.097 R)
• M56: 25,101,326 km (0.095 R)
• M57: 25,406,206 km (0.089 R)
• M58: 26,107,820 km (0.074 R)
• M59: 26,993,589 km (0.042 R)
• M60: 27,395,409 km (0.112 R)
• M61: 28,749,270 km (0.12 R)
• M62: 28,931,480 km (0.102 R)
• M63: 29,068,362 km (0.063 R)
• M64: 29,526,132 km (0.091 R)
• M65: 29,617,985 km (0.08 R)
• M66: 30,541,752 km (0.095 R)
• M67: 31,100,500 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.7

Radius: 13.5

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.08 AU - 11.14 AU

Year: 10670 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 43,010,278 km

• M1: 217,366 km (0.041 R)
• M2: 401,670 km (0.104 R)
• M3: 536,608 km (0.12 R)
• M4: 675,883 km (0.068 R)
• M5: 829,221 km (0.097 R)
• M6: 1,065,586 km (0.109 R)
• M7: 1,286,242 km (0.109 R)
• M8: 1,816,866 km (0.119 R)
• M9: 2,412,116 km (0.09 R)
• M10: 2,557,974 km (0.118 R)
• M11: 2,782,221 km (0.064 R)
• M12: 3,065,410 km (0.109 R)
• M13: 3,660,211 km (0.089 R)
• M14: 4,086,415 km (0.116 R)
• M15: 5,880,543 km (0.028 R)
• M16: 6,789,499 km (0.079 R)
• M17: 7,455,359 km (0.117 R)
• M18: 7,598,375 km (0.092 R)
• M19: 7,742,139 km (0.101 R)
• M20: 8,363,419 km (0.109 R)
• M21: 8,549,369 km (0.059 R)
• M22: 8,887,310 km (0.104 R)
• M23: 9,306,484 km (0.089 R)
• M24: 9,576,508 km (0.102 R)
• M25: 10,124,485 km (0.098 R)
• M26: 10,763,268 km (0.081 R)
• M27: 10,884,591 km (0.106 R)
• M28: 11,538,933 km (0.082 R)
• M29: 12,671,987 km (0.1 R)
• M30: 13,403,670 km (0.037 R)
• M31: 13,708,850 km (0.069 R)
• M32: 14,683,330 km (0.044 R)
• M33: 15,224,127 km (0.104 R)
• M34: 16,186,490 km (0.083 R)
• M35: 16,511,715 km (0.086 R)
• M36: 16,792,062 km (0.055 R)
• M37: 16,886,009 km (0.04 R)
• M38: 17,168,450 km (0.069 R)
• M39: 17,357,691 km (0.095 R)
• M40: 18,362,690 km (0.099 R)
• M41: 19,583,558 km (0.075 R)
• M42: 20,328,705 km (0.115 R)
• M43: 21,591,161 km (0.116 R)
• M44: 22,309,231 km (0.089 R)
• M45: 22,723,019 km (0.091 R)
• M46: 24,830,105 km (0.088 R)
• M47: 25,690,442 km (0.094 R)
• M48: 25,961,214 km (0.071 R)
• M49: 26,396,544 km (0.106 R)
• M50: 26,834,268 km (0.046 R)
• M51: 27,717,045 km (0.041 R)
• M52: 29,624,268 km (0.059 R)
• M53: 30,938,485 km (0.108 R)
• M54: 31,689,616 km (0.09 R)
• M55: 32,388,388 km (0.036 R)
• M56: 32,505,373 km (0.062 R)
• M57: 32,622,359 km (0.101 R)
• M58: 33,151,038 km (0.05 R)
• M59: 33,505,136 km (0.069 R)
• M60: 34,873,807 km (0.065 R)
• M61: 36,078,818 km (0.063 R)
• M62: 37,665,602 km (0.118 R)
• M63: 37,788,721 km (0.111 R)
• M64: 38,035,109 km (0.077 R)
• M65: 38,158,527 km (0.053 R)
• M66: 38,343,879 km (0.07 R)
• M67: 38,715,480 km (0.052 R)
• M68: 39,275,275 km (0.111 R)
• M69: 40,402,645 km (0.098 R)
• M70: 41,350,347 km (0.049 R)
• M71: 41,667,794 km (0.092 R)
• M72: 42,433,137 km (0.1 R)
• M73: 42,561,193 km (0.117 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 15,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit