🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.57 AU - 0.77 AU

Year: 238 Days

Day: 22.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,084,029 km

• M1: 452,384 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.7 AU - 0.9 AU

Year: 310 Days

Day: 37.2 Hours

Environment

Temp: -26 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.91 AU - 1.93 AU

Year: 1153 Days

Day: 14.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.82 AU - 2.1 AU

Year: 1189 Days

Day: 26.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.1

Radius: 13.8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.97 AU - 6.13 AU

Year: 4919 Days

Day: 15 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 47,084,029 km

• M1: 182,210 km (0.086 R)
• M2: 307,573 km (0.103 R)
• M3: 456,274 km (0.1 R)
• M4: 556,354 km (0.116 R)
• M5: 656,435 km (0.084 R)
• M6: 846,574 km (0.088 R)
• M7: 932,593 km (0.081 R)
• M8: 1,210,696 km (0.098 R)
• M9: 1,334,712 km (0.089 R)
• M10: 1,503,010 km (0.113 R)
• M11: 1,761,964 km (0.096 R)
• M12: 1,918,742 km (0.107 R)
• M13: 2,050,688 km (0.053 R)
• M14: 2,185,774 km (0.082 R)
• M15: 2,308,445 km (0.109 R)
• M16: 2,402,093 km (0.111 R)
• M17: 2,512,945 km (0.038 R)
• M18: 2,658,055 km (0.091 R)
• M19: 2,772,946 km (0.1 R)
• M20: 3,266,769 km (0.102 R)
• M21: 3,862,617 km (0.077 R)
• M22: 3,955,966 km (0.047 R)
• M23: 4,087,762 km (0.118 R)
• M24: 4,259,650 km (0.112 R)
• M25: 4,433,782 km (0.111 R)
• M26: 4,829,468 km (0.116 R)
• M27: 5,319,551 km (0.071 R)
• M28: 5,444,615 km (0.044 R)
• M29: 5,570,726 km (0.069 R)
• M30: 5,783,005 km (0.071 R)
• M31: 6,106,435 km (0.079 R)
• M32: 6,435,850 km (0.076 R)
• M33: 6,703,780 km (0.12 R)
• M34: 6,816,427 km (0.114 R)
• M35: 7,043,666 km (0.047 R)
• M36: 7,250,410 km (0.105 R)
• M37: 7,412,574 km (0.044 R)
• M38: 7,954,119 km (0.034 R)
• M39: 9,476,876 km (0.086 R)
• M40: 9,807,636 km (0.092 R)
• M41: 10,532,737 km (0.118 R)
• M42: 10,928,274 km (0.098 R)
• M43: 11,248,264 km (0.043 R)
• M44: 11,761,385 km (0.109 R)
• M45: 12,226,933 km (0.116 R)
• M46: 13,289,377 km (0.074 R)
• M47: 13,403,072 km (0.084 R)
• M48: 13,516,916 km (0.091 R)
• M49: 14,207,160 km (0.061 R)
• M50: 14,352,420 km (0.093 R)
• M51: 14,791,041 km (0.109 R)
• M52: 14,967,865 km (0.072 R)
• M53: 15,056,427 km (0.107 R)
• M54: 15,263,920 km (0.1 R)
• M55: 15,922,150 km (0.056 R)
• M56: 16,194,269 km (0.095 R)
• M57: 16,650,991 km (0.101 R)
• M58: 16,896,332 km (0.116 R)
• M59: 17,173,836 km (0.109 R)
• M60: 17,359,636 km (0.082 R)
• M61: 17,639,534 km (0.092 R)
• M62: 18,235,532 km (0.072 R)
• M63: 18,583,646 km (0.043 R)
• M64: 19,157,952 km (0.081 R)
• M65: 19,544,214 km (0.102 R)
• M66: 19,673,466 km (0.112 R)
• M67: 20,193,469 km (0.119 R)
• M68: 20,586,462 km (0.064 R)
• M69: 22,183,719 km (0.099 R)
• M70: 22,386,125 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.6

Radius: 8.9

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.82 AU - 9.66 AU

Year: 10253 Days

Day: 8.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 47,084,029 km

• M1: 392,246 km (0.062 R)
• M2: 574,157 km (0.103 R)
• M3: 651,648 km (0.111 R)
• M4: 716,574 km (0.084 R)
• M5: 889,060 km (0.106 R)
• M6: 1,173,595 km (0.091 R)
• M7: 1,336,956 km (0.08 R)
• M8: 1,618,499 km (0.114 R)
• M9: 1,731,745 km (0.114 R)
• M10: 1,847,833 km (0.113 R)
• M11: 2,312,484 km (0.106 R)
• M12: 2,414,809 km (0.047 R)
• M13: 2,571,288 km (0.118 R)
• M14: 3,004,972 km (0.085 R)
• M15: 3,490,717 km (0.059 R)
• M16: 3,549,509 km (0.053 R)
• M17: 3,697,910 km (0.072 R)
• M18: 4,470,583 km (0.094 R)
• M19: 4,534,611 km (0.08 R)
• M20: 4,695,877 km (0.085 R)
• M21: 5,057,306 km (0.094 R)
• M22: 5,157,387 km (0.095 R)
• M23: 5,292,025 km (0.089 R)
• M24: 5,564,742 km (0.056 R)
• M25: 6,374,066 km (0.067 R)
• M26: 6,811,041 km (0.075 R)
• M27: 7,257,591 km (0.034 R)
• M28: 7,867,801 km (0.091 R)
• M29: 9,015,516 km (0.074 R)
• M30: 9,137,139 km (0.115 R)
• M31: 9,753,931 km (0.092 R)
• M32: 9,920,583 km (0.072 R)
• M33: 11,994,159 km (0.078 R)
• M34: 12,262,537 km (0.066 R)
• M35: 14,243,213 km (0.117 R)
• M36: 14,861,501 km (0.077 R)
• M37: 16,469,828 km (0.105 R)
• M38: 16,867,908 km (0.078 R)
• M39: 17,018,104 km (0.111 R)
• M40: 17,877,245 km (0.058 R)
• M41: 19,218,390 km (0.066 R)
• M42: 19,532,545 km (0.034 R)
• M43: 21,020,745 km (0.11 R)
• M44: 22,379,991 km (0.087 R)
• M45: 22,876,357 km (0.075 R)
• M46: 23,655,463 km (0.107 R)
• M47: 24,443,394 km (0.087 R)
• M48: 24,556,640 km (0.042 R)
• M49: 24,613,338 km (0.109 R)
• M50: 25,125,561 km (0.112 R)
• M51: 26,392,505 km (0.092 R)
• M52: 26,625,130 km (0.117 R)
• M53: 27,033,831 km (0.068 R)
• M54: 27,150,966 km (0.103 R)
• M55: 27,739,185 km (0.083 R)
• M56: 28,808,660 km (0.053 R)
• M57: 29,167,994 km (0.113 R)
• M58: 29,408,548 km (0.112 R)
• M59: 29,709,988 km (0.094 R)
• M60: 30,255,421 km (0.115 R)
• M61: 31,233,043 km (0.104 R)
• M62: 31,911,171 km (0.088 R)
• M63: 32,469,619 km (0.119 R)
• M64: 32,781,232 km (0.091 R)
• M65: 33,722,053 km (0.102 R)
• M66: 34,227,544 km (0.12 R)
• M67: 34,417,683 km (0.061 R)
• M68: 35,437,940 km (0.082 R)
• M69: 35,566,146 km (0.083 R)
• M70: 36,080,613 km (0.109 R)
• M71: 36,274,192 km (0.079 R)
• M72: 37,508,076 km (0.087 R)
• M73: 37,704,199 km (0.118 R)
• M74: 37,966,144 km (0.107 R)
• M75: 38,491,831 km (0.11 R)
• M76: 39,086,333 km (0.113 R)
• M77: 39,484,264 km (0.099 R)
• M78: 41,021,980 km (0.039 R)
• M79: 42,239,108 km (0.117 R)
• M80: 42,443,160 km (0.071 R)
• M81: 42,920,527 km (0.12 R)
• M82: 42,988,893 km (0.105 R)
• M83: 43,057,259 km (0.095 R)
• M84: 43,331,023 km (0.105 R)
• M85: 44,225,020 km (0.117 R)
• M86: 44,639,705 km (0.11 R)
• M87: 45,821,529 km (0.091 R)
• M88: 46,241,001 km (0.102 R)
• M89: 46,591,658 km (0.094 R)
• M90: 47,083,985 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 19,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit