🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.47 AU - 0.63 AU

Year: 259 Days

Day: 18.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.49 AU - 0.77 AU

Year: 318 Days

Day: 22.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,851,275 km

• M1: 52,210 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.66 AU - 0.66 AU

Year: 341 Days

Day: 19.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,851,275 km

• M1: 601,234 km (0.094 R)

Asteroid Belt

Center: 1.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.3

Radius: 11.8

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.18 AU - 2.34 AU

Year: 2160 Days

Day: 6 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 53,851,275 km

• M1: 165,006 km (0.111 R)
• M2: 292,314 km (0.044 R)
• M3: 376,239 km (0.118 R)
• M4: 483,800 km (0.085 R)
• M5: 651,948 km (0.116 R)
• M6: 903,422 km (0.112 R)
• M7: 991,834 km (0.104 R)
• M8: 1,134,550 km (0.096 R)
• M9: 1,275,471 km (0.119 R)
• M10: 1,394,551 km (0.082 R)
• M11: 1,565,991 km (0.073 R)
• M12: 1,764,656 km (0.09 R)
• M13: 2,089,433 km (0.109 R)
• M14: 2,490,805 km (0.05 R)
• M15: 2,989,564 km (0.089 R)
• M16: 3,137,815 km (0.067 R)
• M17: 3,225,480 km (0.074 R)
• M18: 3,676,218 km (0.062 R)
• M19: 3,889,096 km (0.083 R)
• M20: 3,969,879 km (0.057 R)
• M21: 4,160,766 km (0.031 R)
• M22: 4,285,231 km (0.089 R)
• M23: 4,396,681 km (0.101 R)
• M24: 4,580,238 km (0.087 R)
• M25: 4,694,381 km (0.104 R)
• M26: 4,809,422 km (0.111 R)
• M27: 5,459,574 km (0.101 R)
• M28: 5,535,121 km (0.079 R)
• M29: 5,611,117 km (0.054 R)
• M30: 6,215,941 km (0.106 R)
• M31: 6,310,936 km (0.089 R)
• M32: 6,406,379 km (0.108 R)
• M33: 6,518,278 km (0.064 R)
• M34: 6,630,776 km (0.092 R)
• M35: 7,120,709 km (0.026 R)
• M36: 7,403,449 km (0.104 R)
• M37: 7,504,278 km (0.115 R)
• M38: 7,877,375 km (0.107 R)
• M39: 8,014,706 km (0.107 R)
• M40: 8,343,821 km (0.073 R)
• M41: 8,641,970 km (0.079 R)
• M42: 8,801,441 km (0.072 R)
• M43: 9,176,932 km (0.096 R)
• M44: 9,412,100 km (0.118 R)
• M45: 9,777,866 km (0.06 R)
• M46: 9,906,969 km (0.105 R)
• M47: 10,260,320 km (0.087 R)
• M48: 10,826,697 km (0.109 R)
• M49: 11,113,626 km (0.092 R)
• M50: 11,287,010 km (0.105 R)
• M51: 11,500,187 km (0.097 R)
• M52: 11,812,697 km (0.119 R)
• M53: 11,989,671 km (0.03 R)
• M54: 12,266,726 km (0.118 R)
• M55: 12,366,209 km (0.104 R)
• M56: 12,686,348 km (0.058 R)
• M57: 12,787,028 km (0.098 R)
• M58: 12,908,052 km (0.114 R)
• M59: 13,212,484 km (0.109 R)
• M60: 13,437,180 km (0.104 R)
• M61: 13,601,438 km (0.095 R)
• M62: 13,725,156 km (0.082 R)
• M63: 13,849,172 km (0.081 R)
• M64: 13,932,050 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.8

Radius: 5.7

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.14 AU - 10.5 AU

Year: 18091 Days

Day: 19.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 53,851,275 km

• M1: 79,736 km (0.075 R)
• M2: 141,520 km (0.052 R)
• M3: 211,681 km (0.109 R)
• M4: 727,046 km (0.032 R)
• M5: 783,594 km (0.045 R)
• M6: 861,235 km (0.104 R)
• M7: 1,131,558 km (0.065 R)
• M8: 1,522,906 km (0.104 R)
• M9: 1,645,577 km (0.079 R)
• M10: 1,771,538 km (0.106 R)
• M11: 2,113,818 km (0.088 R)
• M12: 2,306,500 km (0.053 R)
• M13: 2,504,867 km (0.095 R)
• M14: 2,591,634 km (0.083 R)
• M15: 2,708,918 km (0.09 R)
• M16: 3,071,095 km (0.089 R)
• M17: 5,209,447 km (0.09 R)
• M18: 6,041,809 km (0.073 R)
• M19: 7,283,172 km (0.061 R)
• M20: 7,658,065 km (0.118 R)
• M21: 7,784,325 km (0.12 R)
• M22: 7,953,820 km (0.082 R)
• M23: 8,556,849 km (0.118 R)
• M24: 8,600,382 km (0.11 R)
• M25: 9,174,389 km (0.119 R)
• M26: 9,806,140 km (0.027 R)
• M27: 10,685,926 km (0.102 R)
• M28: 10,780,023 km (0.09 R)
• M29: 11,350,290 km (0.111 R)
• M30: 11,542,523 km (0.09 R)
• M31: 11,639,014 km (0.067 R)
• M32: 11,784,423 km (0.108 R)
• M33: 12,968,340 km (0.08 R)
• M34: 13,068,720 km (0.066 R)
• M35: 13,118,985 km (0.101 R)
• M36: 14,035,123 km (0.073 R)
• M37: 14,500,821 km (0.112 R)
• M38: 15,182,538 km (0.068 R)
• M39: 15,607,097 km (0.083 R)
• M40: 15,660,503 km (0.112 R)
• M41: 15,713,910 km (0.062 R)
• M42: 15,820,872 km (0.109 R)
• M43: 15,928,134 km (0.099 R)
• M44: 18,971,104 km (0.045 R)
• M45: 19,256,537 km (0.091 R)
• M46: 19,716,102 km (0.114 R)
• M47: 19,831,442 km (0.055 R)
• M48: 19,947,081 km (0.101 R)
• M49: 20,821,780 km (0.11 R)
• M50: 21,352,553 km (0.093 R)
• M51: 21,947,653 km (0.057 R)
• M52: 23,397,705 km (0.096 R)
• M53: 24,011,057 km (0.093 R)
• M54: 24,134,325 km (0.111 R)
• M55: 25,378,830 km (0.101 R)
• M56: 26,389,364 km (0.062 R)
• M57: 28,514,850 km (0.096 R)
• M58: 29,103,967 km (0.1 R)
• M59: 29,367,109 km (0.093 R)
• M60: 30,962,570 km (0.106 R)
• M61: 32,041,620 km (0.087 R)
• M62: 32,245,372 km (0.086 R)
• M63: 32,381,357 km (0.114 R)
• M64: 33,064,421 km (0.119 R)
• M65: 34,375,347 km (0.112 R)
• M66: 35,072,174 km (0.114 R)
• M67: 35,422,233 km (0.118 R)
• M68: 36,055,480 km (0.031 R)
• M69: 36,338,071 km (0.117 R)
• M70: 36,905,496 km (0.095 R)
• M71: 37,475,763 km (0.093 R)
• M72: 37,618,778 km (0.106 R)
• M73: 39,276,771 km (0.06 R)
• M74: 39,713,148 km (0.094 R)
• M75: 40,078,167 km (0.038 R)
• M76: 40,370,930 km (0.104 R)
• M77: 40,958,401 km (0.113 R)
• M78: 42,439,869 km (0.1 R)
• M79: 43,487,203 km (0.068 R)
• M80: 44,391,672 km (0.066 R)
• M81: 44,618,762 km (0.1 R)
• M82: 44,922,146 km (0.089 R)
• M83: 45,226,279 km (0.039 R)
• M84: 45,302,274 km (0.071 R)
• M85: 48,849,988 km (0.066 R)
• M86: 49,084,408 km (0.108 R)
• M87: 49,947,288 km (0.068 R)
• M88: 50,894,243 km (0.099 R)
• M89: 51,052,667 km (0.085 R)
• M90: 52,325,894 km (0.119 R)
• M91: 52,485,665 km (0.104 R)
• M92: 52,565,700 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 18,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit