🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.93 AU - 1.03 AU

Year: 341 Days

Day: 39.2 Hours

Environment

Temp: 117 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,371,479 km

• M1: 315,203 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.83 AU - 2.11 AU

Year: 972 Days

Day: 46.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.97 AU - 2.49 AU

Year: 1170 Days

Day: 41.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,371,479 km

• M1: 148,551 km (0.076 R)
• M2: 280,496 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.42 AU - 2.64 AU

Year: 1414 Days

Day: 27.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.28 AU - 5.16 AU

Year: 3047 Days

Day: 39.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.8

Radius: 10.7

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.88 AU - 7.86 AU

Year: 6329 Days

Day: 8.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 39,371,479 km

• M1: 134,189 km (0.064 R)
• M2: 240,105 km (0.106 R)
• M3: 457,919 km (0.115 R)
• M4: 526,585 km (0.045 R)
• M5: 827,276 km (0.103 R)
• M6: 929,452 km (0.075 R)
• M7: 1,067,530 km (0.097 R)
• M8: 1,347,727 km (0.08 R)
• M9: 1,763,759 km (0.111 R)
• M10: 1,859,502 km (0.107 R)
• M11: 1,976,786 km (0.099 R)
• M12: 2,096,465 km (0.104 R)
• M13: 2,385,637 km (0.072 R)
• M14: 2,470,609 km (0.082 R)
• M15: 2,643,694 km (0.093 R)
• M16: 3,002,130 km (0.113 R)
• M17: 3,234,007 km (0.104 R)
• M18: 3,328,403 km (0.084 R)
• M19: 3,520,187 km (0.086 R)
• M20: 3,593,042 km (0.114 R)
• M21: 4,349,109 km (0.068 R)
• M22: 5,431,899 km (0.045 R)
• M23: 6,355,516 km (0.098 R)
• M24: 6,988,016 km (0.056 R)
• M25: 7,358,420 km (0.115 R)
• M26: 7,483,484 km (0.117 R)
• M27: 7,577,581 km (0.048 R)
• M28: 7,735,407 km (0.065 R)
• M29: 8,086,513 km (0.087 R)
• M30: 8,377,630 km (0.073 R)
• M31: 8,606,515 km (0.091 R)
• M32: 9,406,864 km (0.113 R)
• M33: 9,542,549 km (0.105 R)
• M34: 9,747,348 km (0.046 R)
• M35: 9,850,272 km (0.109 R)
• M36: 9,919,087 km (0.051 R)
• M37: 10,126,579 km (0.082 R)
• M38: 10,475,591 km (0.111 R)
• M39: 10,581,057 km (0.069 R)
• M40: 10,686,973 km (0.101 R)
• M41: 10,935,305 km (0.115 R)
• M42: 11,874,331 km (0.102 R)
• M43: 12,131,490 km (0.098 R)
• M44: 12,316,393 km (0.113 R)
• M45: 12,576,843 km (0.078 R)
• M46: 13,065,280 km (0.115 R)
• M47: 13,445,258 km (0.093 R)
• M48: 14,177,091 km (0.119 R)
• M49: 14,528,347 km (0.115 R)
• M50: 14,843,101 km (0.118 R)
• M51: 15,040,869 km (0.104 R)
• M52: 15,359,213 km (0.107 R)
• M53: 16,205,339 km (0.113 R)
• M54: 17,816,658 km (0.052 R)
• M55: 18,449,905 km (0.111 R)
• M56: 19,565,008 km (0.117 R)
• M57: 20,043,422 km (0.059 R)
• M58: 20,218,302 km (0.065 R)
• M59: 20,746,083 km (0.05 R)
• M60: 21,456,823 km (0.112 R)
• M61: 21,680,621 km (0.085 R)
• M62: 22,265,997 km (0.118 R)
• M63: 22,356,504 km (0.117 R)
• M64: 23,775,290 km (0.045 R)
• M65: 25,648,555 km (0.095 R)
• M66: 25,933,688 km (0.104 R)
• M67: 26,459,076 km (0.083 R)
• M68: 26,939,734 km (0.063 R)
• M69: 27,181,185 km (0.093 R)
• M70: 27,520,473 km (0.107 R)
• M71: 27,861,107 km (0.109 R)
• M72: 28,056,333 km (0.107 R)
• M73: 29,039,490 km (0.12 R)
• M74: 30,736,678 km (0.11 R)
• M75: 31,699,041 km (0.095 R)
• M76: 32,209,469 km (0.051 R)
• M77: 33,290,463 km (0.102 R)
• M78: 34,017,658 km (0.096 R)
• M79: 34,487,844 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.8

Radius: 12.3

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 8.85 AU - 9.41 AU

Year: 9696 Days

Day: 6.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 39,371,479 km

• M1: 181,013 km (0.093 R)
• M2: 263,891 km (0.064 R)
• M3: 409,749 km (0.104 R)
• M4: 802,892 km (0.061 R)
• M5: 894,894 km (0.104 R)
• M6: 1,642,734 km (0.092 R)
• M7: 2,098,260 km (0.043 R)
• M8: 2,185,326 km (0.082 R)
• M9: 2,408,675 km (0.114 R)
• M10: 2,639,505 km (0.075 R)
• M11: 3,073,488 km (0.096 R)
• M12: 3,349,796 km (0.097 R)
• M13: 3,452,420 km (0.025 R)
• M14: 3,556,091 km (0.07 R)
• M15: 4,144,759 km (0.106 R)
• M16: 4,563,782 km (0.108 R)
• M17: 4,996,569 km (0.116 R)
• M18: 5,262,554 km (0.055 R)
• M19: 5,533,326 km (0.084 R)
• M20: 6,151,464 km (0.104 R)
• M21: 6,246,010 km (0.112 R)
• M22: 6,468,762 km (0.111 R)
• M23: 6,889,431 km (0.073 R)
• M24: 7,053,540 km (0.083 R)
• M25: 7,218,995 km (0.078 R)
• M26: 7,318,926 km (0.107 R)
• M27: 7,419,306 km (0.1 R)
• M28: 7,520,135 km (0.046 R)
• M29: 8,031,311 km (0.115 R)
• M30: 8,413,235 km (0.048 R)
• M31: 8,801,292 km (0.079 R)
• M32: 9,412,399 km (0.116 R)
• M33: 9,741,514 km (0.054 R)
• M34: 10,942,486 km (0.096 R)
• M35: 11,952,421 km (0.082 R)
• M36: 12,070,903 km (0.093 R)
• M37: 12,508,476 km (0.051 R)
• M38: 13,032,518 km (0.063 R)
• M39: 13,481,611 km (0.042 R)
• M40: 13,646,168 km (0.078 R)
• M41: 14,816,622 km (0.088 R)
• M42: 14,986,415 km (0.114 R)
• M43: 15,071,686 km (0.097 R)
• M44: 15,285,312 km (0.056 R)
• M45: 16,149,838 km (0.102 R)
• M46: 16,632,142 km (0.094 R)
• M47: 18,654,106 km (0.091 R)
• M48: 18,745,810 km (0.048 R)
• M49: 19,067,894 km (0.036 R)
• M50: 19,531,049 km (0.065 R)
• M51: 19,764,123 km (0.067 R)
• M52: 21,038,248 km (0.081 R)
• M53: 21,229,284 km (0.115 R)
• M54: 22,436,090 km (0.117 R)
• M55: 22,729,152 km (0.12 R)
• M56: 22,827,139 km (0.111 R)
• M57: 23,665,336 km (0.091 R)
• M58: 23,913,818 km (0.108 R)
• M59: 24,313,095 km (0.116 R)
• M60: 24,916,273 km (0.046 R)
• M61: 25,473,525 km (0.105 R)
• M62: 26,600,297 km (0.109 R)
• M63: 26,858,652 km (0.069 R)
• M64: 27,117,756 km (0.111 R)
• M65: 27,795,584 km (0.056 R)
• M66: 28,005,170 km (0.111 R)
• M67: 29,008,374 km (0.119 R)
• M68: 29,381,022 km (0.074 R)
• M69: 29,541,092 km (0.115 R)
• M70: 29,648,054 km (0.094 R)
• M71: 29,808,722 km (0.063 R)
• M72: 30,023,245 km (0.098 R)
• M73: 32,307,904 km (0.118 R)
• M74: 34,535,267 km (0.091 R)
• M75: 34,704,312 km (0.082 R)
• M76: 36,524,470 km (0.053 R)
• M77: 38,259,057 km (0.104 R)
• M78: 38,667,609 km (0.081 R)
• M79: 39,195,091 km (0.069 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 17,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit