🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.45 AU - 0.69 AU

Year: 157 Days

Day: 26 Hours

Environment

Temp: 157 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.65 AU - 0.73 AU

Year: 209 Days

Day: 37.8 Hours

Environment

Temp: 188 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.71 AU - 2.11 AU

Year: 964 Days

Day: 24.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.86 AU - 2.44 AU

Year: 1151 Days

Day: 15.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,709,027 km

• M1: 570,865 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.83 AU - 2.85 AU

Year: 1307 Days

Day: 24 Hours

Environment

Temp: -77 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.88 AU - 4.5 AU

Year: 3133 Days

Day: 34.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,709,027 km

• M1: 1,003,802 km (0.117 R)

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.3

Radius: 11.5

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.41 AU - 8.37 AU

Year: 8095 Days

Day: 12.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 60,709,027 km

• M1: 188,045 km (0.087 R)
• M2: 387,907 km (0.077 R)
• M3: 467,344 km (0.118 R)
• M4: 647,011 km (0.116 R)
• M5: 775,515 km (0.058 R)
• M6: 866,620 km (0.065 R)
• M7: 961,615 km (0.12 R)
• M8: 1,128,267 km (0.11 R)
• M9: 1,359,994 km (0.082 R)
• M10: 1,869,674 km (0.116 R)
• M11: 1,974,243 km (0.108 R)
• M12: 2,255,637 km (0.12 R)
• M13: 2,412,714 km (0.039 R)
• M14: 3,126,595 km (0.04 R)
• M15: 3,507,172 km (0.094 R)
• M16: 3,689,981 km (0.114 R)
• M17: 3,956,564 km (0.073 R)
• M18: 4,147,003 km (0.069 R)
• M19: 4,593,702 km (0.039 R)
• M20: 4,707,845 km (0.062 R)
• M21: 4,997,317 km (0.075 R)
• M22: 6,723,826 km (0.052 R)
• M23: 6,951,663 km (0.063 R)
• M24: 7,148,983 km (0.103 R)
• M25: 7,314,887 km (0.113 R)
• M26: 8,197,963 km (0.109 R)
• M27: 9,007,288 km (0.101 R)
• M28: 9,403,273 km (0.098 R)
• M29: 9,585,334 km (0.088 R)
• M30: 9,768,442 km (0.102 R)
• M31: 10,249,848 km (0.107 R)
• M32: 10,739,182 km (0.027 R)
• M33: 11,236,146 km (0.119 R)
• M34: 11,390,531 km (0.063 R)
• M35: 11,779,785 km (0.076 R)
• M36: 12,212,871 km (0.118 R)
• M37: 12,491,273 km (0.105 R)
• M38: 13,135,441 km (0.064 R)
• M39: 13,502,554 km (0.074 R)
• M40: 13,955,836 km (0.104 R)
• M41: 14,456,091 km (0.077 R)
• M42: 14,624,089 km (0.116 R)
• M43: 14,835,172 km (0.075 R)
• M44: 15,345,600 km (0.095 R)
• M45: 16,035,246 km (0.082 R)
• M46: 16,122,163 km (0.115 R)
• M47: 16,252,911 km (0.091 R)
• M48: 16,383,959 km (0.03 R)
• M49: 16,471,474 km (0.117 R)
• M50: 17,000,152 km (0.068 R)
• M51: 17,088,714 km (0.096 R)
• M52: 18,939,689 km (0.053 R)
• M53: 19,169,770 km (0.07 R)
• M54: 19,865,550 km (0.089 R)
• M55: 20,758,649 km (0.091 R)
• M56: 21,091,056 km (0.107 R)
• M57: 21,616,892 km (0.092 R)
• M58: 22,632,961 km (0.113 R)
• M59: 22,877,105 km (0.054 R)
• M60: 23,466,670 km (0.07 R)
• M61: 23,614,921 km (0.105 R)
• M62: 24,560,679 km (0.103 R)
• M63: 26,130,260 km (0.074 R)
• M64: 26,232,735 km (0.062 R)
• M65: 26,592,069 km (0.04 R)
• M66: 27,523,615 km (0.033 R)
• M67: 27,627,884 km (0.052 R)
• M68: 29,259,249 km (0.12 R)
• M69: 29,632,047 km (0.095 R)
• M70: 30,435,986 km (0.037 R)
• M71: 31,464,621 km (0.076 R)
• M72: 32,339,768 km (0.114 R)
• M73: 32,945,939 km (0.061 R)
• M74: 33,444,848 km (0.101 R)
• M75: 34,899,837 km (0.089 R)
• M76: 35,012,634 km (0.11 R)
• M77: 35,125,580 km (0.036 R)
• M78: 36,489,913 km (0.05 R)
• M79: 37,293,852 km (0.109 R)
• M80: 37,813,704 km (0.109 R)
• M81: 38,045,431 km (0.088 R)
• M82: 38,394,144 km (0.039 R)
• M83: 38,743,754 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.5

Radius: 14.3

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.97 AU - 13.43 AU

Year: 15564 Days

Day: 11.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 60,709,027 km

• M1: 179,817 km (0.106 R)
• M2: 461,509 km (0.058 R)
• M3: 1,204,113 km (0.101 R)
• M4: 1,323,044 km (0.099 R)
• M5: 1,651,560 km (0.1 R)
• M6: 1,758,074 km (0.102 R)
• M7: 1,894,507 km (0.064 R)
• M8: 2,091,977 km (0.118 R)
• M9: 2,208,065 km (0.118 R)
• M10: 2,538,526 km (0.088 R)
• M11: 2,757,238 km (0.061 R)
• M12: 2,917,458 km (0.096 R)
• M13: 3,213,811 km (0.111 R)
• M14: 5,714,190 km (0.09 R)
• M15: 6,212,351 km (0.117 R)
• M16: 6,339,060 km (0.097 R)
• M17: 6,552,237 km (0.085 R)
• M18: 7,789,711 km (0.111 R)
• M19: 7,972,370 km (0.101 R)
• M20: 8,342,026 km (0.081 R)
• M21: 8,435,375 km (0.101 R)
• M22: 9,002,501 km (0.039 R)
• M23: 10,828,492 km (0.107 R)
• M24: 10,981,381 km (0.097 R)
• M25: 12,604,369 km (0.076 R)
• M26: 12,711,630 km (0.079 R)
• M27: 12,981,206 km (0.118 R)
• M28: 13,089,514 km (0.048 R)
• M29: 14,413,156 km (0.056 R)
• M30: 14,920,443 km (0.065 R)
• M31: 15,147,832 km (0.104 R)
• M32: 15,606,199 km (0.052 R)
• M33: 16,595,041 km (0.088 R)
• M34: 18,878,354 km (0.06 R)
• M35: 22,549,037 km (0.111 R)
• M36: 23,006,806 km (0.088 R)
• M37: 23,997,742 km (0.077 R)
• M38: 24,532,106 km (0.115 R)
• M39: 25,137,828 km (0.098 R)
• M40: 25,408,600 km (0.119 R)
• M41: 25,816,703 km (0.105 R)
• M42: 26,501,562 km (0.041 R)
• M43: 27,679,645 km (0.112 R)
• M44: 28,169,578 km (0.057 R)
• M45: 29,728,538 km (0.026 R)
• M46: 30,302,245 km (0.027 R)
• M47: 32,412,772 km (0.067 R)
• M48: 33,077,436 km (0.055 R)
• M49: 34,195,081 km (0.109 R)
• M50: 35,476,836 km (0.039 R)
• M51: 35,780,669 km (0.025 R)
• M52: 36,697,554 km (0.093 R)
• M53: 37,854,395 km (0.085 R)
• M54: 38,087,169 km (0.086 R)
• M55: 39,808,891 km (0.077 R)
• M56: 41,316,389 km (0.094 R)
• M57: 41,556,045 km (0.11 R)
• M58: 41,716,114 km (0.105 R)
• M59: 43,897,102 km (0.097 R)
• M60: 44,386,885 km (0.051 R)
• M61: 46,529,725 km (0.076 R)
• M62: 47,530,086 km (0.052 R)
• M63: 49,213,212 km (0.118 R)
• M64: 50,147,151 km (0.051 R)
• M65: 50,573,655 km (0.048 R)
• M66: 51,430,252 km (0.089 R)
• M67: 52,637,507 km (0.101 R)
• M68: 53,244,575 km (0.108 R)
• M69: 53,418,408 km (0.108 R)
• M70: 53,941,252 km (0.118 R)
• M71: 54,203,348 km (0.083 R)
• M72: 55,961,123 km (0.051 R)
• M73: 56,314,922 km (0.116 R)
• M74: 57,469,967 km (0.042 R)
• M75: 57,559,127 km (0.103 R)
• M76: 59,172,091 km (0.051 R)
• M77: 60,165,122 km (0.083 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 15,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit