🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.83 AU - 2.43 AU

Year: 1113 Days

Day: 28.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.83 AU - 2.57 AU

Year: 1169 Days

Day: 17.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.33 AU - 3.89 AU

Year: 1964 Days

Day: 18.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.46 AU - 3.62 AU

Year: 2385 Days

Day: 19.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.43 AU - 4.21 AU

Year: 2674 Days

Day: 25.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,520,883 km

• M1: 2,564,706 km (0.096 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.53 AU - 5.53 AU

Year: 3453 Days

Day: 42.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,520,883 km

• M1: 1,104,032 km (0.047 R)
• M2: 3,443,145 km (0.041 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.95 AU - 5.79 AU

Year: 3849 Days

Day: 16.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.99 AU - 5.27 AU

Year: 4161 Days

Day: 44.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,520,883 km

• M1: 3,387,045 km (0.092 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845

Radius: 11

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.19 AU - 6.07 AU

Year: 4784 Days

Day: 8.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 55,520,883 km

• M1: 245,939 km (0.054 R)
• M2: 324,478 km (0.116 R)
• M3: 476,469 km (0.119 R)
• M4: 729,140 km (0.089 R)
• M5: 1,373,757 km (0.106 R)
• M6: 1,537,118 km (0.105 R)
• M7: 1,672,654 km (0.053 R)
• M8: 1,776,924 km (0.11 R)
• M9: 2,235,291 km (0.072 R)
• M10: 2,587,894 km (0.105 R)
• M11: 2,729,862 km (0.111 R)
• M12: 2,895,317 km (0.047 R)
• M13: 3,000,484 km (0.089 R)
• M14: 3,085,606 km (0.104 R)
• M15: 3,279,933 km (0.089 R)
• M16: 3,590,498 km (0.085 R)
• M17: 4,335,795 km (0.057 R)
• M18: 4,602,977 km (0.118 R)
• M19: 5,128,065 km (0.104 R)
• M20: 5,204,660 km (0.062 R)
• M21: 5,333,164 km (0.117 R)
• M22: 5,645,973 km (0.081 R)
• M23: 6,399,049 km (0.051 R)
• M24: 6,536,829 km (0.11 R)
• M25: 6,928,027 km (0.085 R)
• M26: 7,126,543 km (0.037 R)
• M27: 7,269,409 km (0.103 R)
• M28: 7,500,089 km (0.046 R)
• M29: 7,968,779 km (0.113 R)
• M30: 8,568,068 km (0.079 R)
• M31: 9,027,035 km (0.092 R)
• M32: 9,243,952 km (0.087 R)
• M33: 9,588,326 km (0.095 R)
• M34: 9,746,301 km (0.119 R)
• M35: 10,289,940 km (0.109 R)
• M36: 10,745,017 km (0.086 R)
• M37: 10,974,949 km (0.095 R)
• M38: 11,439,899 km (0.113 R)
• M39: 11,809,705 km (0.052 R)
• M40: 12,526,727 km (0.064 R)
• M41: 12,977,615 km (0.084 R)
• M42: 13,222,657 km (0.066 R)
• M43: 13,363,428 km (0.064 R)
• M44: 13,646,318 km (0.084 R)
• M45: 14,002,809 km (0.046 R)
• M46: 14,074,467 km (0.071 R)
• M47: 14,182,177 km (0.075 R)
• M48: 14,362,293 km (0.087 R)
• M49: 15,644,497 km (0.117 R)
• M50: 16,054,993 km (0.097 R)
• M51: 16,205,189 km (0.117 R)
• M52: 17,001,349 km (0.104 R)
• M53: 17,269,429 km (0.116 R)
• M54: 17,616,346 km (0.095 R)
• M55: 17,732,584 km (0.071 R)
• M56: 18,004,553 km (0.088 R)
• M57: 18,121,538 km (0.091 R)
• M58: 19,585,204 km (0.117 R)
• M59: 19,826,056 km (0.099 R)
• M60: 20,270,362 km (0.065 R)
• M61: 20,473,366 km (0.072 R)
• M62: 20,636,278 km (0.094 R)
• M63: 21,830,219 km (0.11 R)
• M64: 23,131,272 km (0.104 R)
• M65: 24,630,093 km (0.112 R)
• M66: 24,846,860 km (0.031 R)
• M67: 25,064,076 km (0.115 R)
• M68: 25,151,292 km (0.065 R)
• M69: 25,413,237 km (0.097 R)
• M70: 25,895,691 km (0.119 R)
• M71: 26,071,917 km (0.09 R)
• M72: 26,736,431 km (0.116 R)
• M73: 26,825,441 km (0.1 R)
• M74: 27,003,762 km (0.077 R)
• M75: 27,901,200 km (0.049 R)
• M76: 28,717,406 km (0.116 R)
• M77: 29,357,535 km (0.085 R)
• M78: 29,541,391 km (0.091 R)
• M79: 29,817,698 km (0.106 R)
• M80: 31,400,144 km (0.057 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 13.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.62 AU - 11.46 AU

Year: 10553 Days

Day: 11.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 55,520,883 km

• M1: 179,517 km (0.065 R)
• M2: 376,239 km (0.075 R)
• M3: 517,309 km (0.038 R)
• M4: 734,376 km (0.09 R)
• M5: 943,514 km (0.052 R)
• M6: 1,066,483 km (0.051 R)
• M7: 1,307,186 km (0.089 R)
• M8: 1,446,312 km (0.095 R)
• M9: 1,590,674 km (0.051 R)
• M10: 1,894,507 km (0.088 R)
• M11: 2,413,911 km (0.086 R)
• M12: 3,163,546 km (0.094 R)
• M13: 3,418,162 km (0.102 R)
• M14: 4,015,805 km (0.057 R)
• M15: 4,153,136 km (0.11 R)
• M16: 4,574,703 km (0.12 R)
• M17: 4,718,317 km (0.119 R)
• M18: 4,936,580 km (0.079 R)
• M19: 5,046,983 km (0.077 R)
• M20: 5,383,279 km (0.11 R)
• M21: 5,573,269 km (0.106 R)
• M22: 5,920,934 km (0.101 R)
• M23: 6,315,573 km (0.078 R)
• M24: 6,923,838 km (0.093 R)
• M25: 7,678,410 km (0.045 R)
• M26: 7,978,952 km (0.105 R)
• M27: 10,902,543 km (0.046 R)
• M28: 11,582,316 km (0.118 R)
• M29: 11,877,921 km (0.068 R)
• M30: 12,830,261 km (0.115 R)
• M31: 12,982,851 km (0.109 R)
• M32: 13,136,039 km (0.11 R)
• M33: 14,383,686 km (0.084 R)
• M34: 15,614,577 km (0.118 R)
• M35: 16,050,505 km (0.077 R)
• M36: 17,664,816 km (0.059 R)
• M37: 17,778,061 km (0.096 R)
• M38: 17,891,457 km (0.09 R)
• M39: 18,176,141 km (0.108 R)
• M40: 18,519,917 km (0.066 R)
• M41: 18,634,958 km (0.111 R)
• M42: 19,505,318 km (0.102 R)
• M43: 20,448,383 km (0.117 R)
• M44: 22,440,129 km (0.063 R)
• M45: 23,428,074 km (0.094 R)
• M46: 26,346,429 km (0.079 R)
• M47: 26,605,682 km (0.111 R)
• M48: 26,995,983 km (0.112 R)
• M49: 27,388,229 km (0.05 R)
• M50: 27,650,773 km (0.078 R)
• M51: 27,782,419 km (0.117 R)
• M52: 29,511,920 km (0.111 R)
• M53: 30,593,662 km (0.083 R)
• M54: 31,344,793 km (0.111 R)
• M55: 31,894,864 km (0.074 R)
• M56: 33,004,731 km (0.068 R)
• M57: 35,262,163 km (0.057 R)
• M58: 36,842,964 km (0.071 R)
• M59: 37,060,329 km (0.09 R)
• M60: 37,933,981 km (0.051 R)
• M61: 38,153,591 km (0.055 R)
• M62: 38,373,499 km (0.071 R)
• M63: 40,520,827 km (0.1 R)
• M64: 40,745,224 km (0.093 R)
• M65: 40,970,070 km (0.053 R)
• M66: 41,345,560 km (0.118 R)
• M67: 41,646,850 km (0.059 R)
• M68: 41,797,795 km (0.098 R)
• M69: 43,240,666 km (0.109 R)
• M70: 43,469,850 km (0.114 R)
• M71: 45,629,445 km (0.119 R)
• M72: 46,565,778 km (0.109 R)
• M73: 48,298,570 km (0.085 R)
• M74: 50,132,640 km (0.06 R)
• M75: 50,373,493 km (0.101 R)
• M76: 51,583,889 km (0.106 R)
• M77: 51,827,135 km (0.11 R)
• M78: 53,376,371 km (0.069 R)
• M79: 53,622,310 km (0.064 R)
• M80: 54,692,682 km (0.042 R)
• M81: 55,189,048 km (0.037 R)
• M82: 55,354,952 km (0.078 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: 273 - 20,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit