🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.55 AU - 0.63 AU

Year: 169 Days

Day: 42.1 Hours

Environment

Temp: 207 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.42 AU - 1.48 AU

Year: 651 Days

Day: 24.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.67 AU - 1.95 AU

Year: 908 Days

Day: 13.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,788,801 km

• M1: 138,677 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.88 AU - 4.04 AU

Year: 2399 Days

Day: 27.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.7 AU - 4.24 AU

Year: 2410 Days

Day: 31.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.7

Radius: 11.4

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.55 AU - 9.71 AU

Year: 8642 Days

Day: 15 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 71,788,801 km

• M1: 157,377 km (0.083 R)
• M2: 296,353 km (0.098 R)
• M3: 383,719 km (0.068 R)
• M4: 565,031 km (0.115 R)
• M5: 713,582 km (0.08 R)
• M6: 1,585,887 km (0.1 R)
• M7: 1,737,130 km (0.082 R)
• M8: 2,243,669 km (0.064 R)
• M9: 2,665,834 km (0.11 R)
• M10: 2,979,092 km (0.102 R)
• M11: 3,249,116 km (0.097 R)
• M12: 3,442,995 km (0.088 R)
• M13: 4,047,670 km (0.074 R)
• M14: 4,286,727 km (0.079 R)
• M15: 4,469,087 km (0.078 R)
• M16: 4,841,735 km (0.068 R)
• M17: 5,192,093 km (0.059 R)
• M18: 5,419,482 km (0.04 R)
• M19: 5,550,829 km (0.114 R)
• M20: 6,121,096 km (0.11 R)
• M21: 6,535,033 km (0.068 R)
• M22: 6,710,063 km (0.115 R)
• M23: 7,244,875 km (0.101 R)
• M24: 7,756,500 km (0.096 R)
• M25: 8,129,148 km (0.111 R)
• M26: 8,776,159 km (0.082 R)
• M27: 9,558,406 km (0.058 R)
• M28: 9,837,406 km (0.094 R)
• M29: 9,917,740 km (0.04 R)
• M30: 10,403,784 km (0.112 R)
• M31: 10,485,464 km (0.116 R)
• M32: 11,189,173 km (0.09 R)
• M33: 11,695,113 km (0.115 R)
• M34: 12,251,766 km (0.081 R)
• M35: 12,729,432 km (0.062 R)
• M36: 13,257,513 km (0.032 R)
• M37: 13,435,235 km (0.113 R)
• M38: 13,524,246 km (0.087 R)
• M39: 14,153,604 km (0.11 R)
• M40: 14,517,576 km (0.114 R)
• M41: 15,069,293 km (0.078 R)
• M42: 16,430,783 km (0.078 R)
• M43: 17,538,406 km (0.111 R)
• M44: 17,831,318 km (0.118 R)
• M45: 18,422,080 km (0.111 R)
• M46: 18,521,114 km (0.069 R)
• M47: 18,670,113 km (0.108 R)
• M48: 19,572,189 km (0.076 R)
• M49: 19,723,881 km (0.107 R)
• M50: 19,977,748 km (0.09 R)
• M51: 21,836,652 km (0.082 R)
• M52: 21,994,029 km (0.096 R)
• M53: 22,468,403 km (0.09 R)
• M54: 23,534,887 km (0.081 R)
• M55: 23,750,158 km (0.086 R)
• M56: 24,182,645 km (0.033 R)
• M57: 24,563,372 km (0.108 R)
• M58: 24,891,141 km (0.038 R)
• M59: 25,606,368 km (0.12 R)
• M60: 25,716,921 km (0.056 R)
• M61: 26,663,726 km (0.09 R)
• M62: 27,113,268 km (0.08 R)
• M63: 27,508,655 km (0.063 R)
• M64: 28,994,012 km (0.085 R)
• M65: 30,563,743 km (0.112 R)
• M66: 31,093,169 km (0.115 R)
• M67: 31,270,443 km (0.098 R)
• M68: 31,863,299 km (0.089 R)
• M69: 32,280,528 km (0.044 R)
• M70: 32,879,817 km (0.069 R)
• M71: 33,724,895 km (0.118 R)
• M72: 33,846,219 km (0.107 R)
• M73: 34,332,861 km (0.065 R)
• M74: 35,621,497 km (0.119 R)
• M75: 35,930,566 km (0.111 R)
• M76: 37,050,905 km (0.099 R)
• M77: 37,741,149 km (0.096 R)
• M78: 37,867,111 km (0.079 R)
• M79: 38,435,732 km (0.088 R)
• M80: 39,070,775 km (0.086 R)
• M81: 39,453,446 km (0.105 R)
• M82: 39,773,287 km (0.119 R)
• M83: 40,608,940 km (0.075 R)
• M84: 42,428,499 km (0.083 R)
• M85: 42,821,942 km (0.078 R)
• M86: 43,546,295 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.7

Radius: 3.5

Gravity: 23.65 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 17.79 AU - 17.97 AU

Year: 28184 Days

Day: 21.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 71,788,801 km

• M1: 55,351 km (0.106 R)
• M2: 94,845 km (0.088 R)
• M3: 162,314 km (0.092 R)
• M4: 327,171 km (0.064 R)
• M5: 493,374 km (0.111 R)
• M6: 751,430 km (0.081 R)
• M7: 943,813 km (0.051 R)
• M8: 1,151,156 km (0.097 R)
• M9: 1,260,063 km (0.098 R)
• M10: 1,400,834 km (0.108 R)
• M11: 1,458,579 km (0.09 R)
• M12: 1,916,498 km (0.086 R)
• M13: 2,211,057 km (0.068 R)
• M14: 2,449,815 km (0.097 R)
• M15: 2,519,527 km (0.069 R)
• M16: 4,253,367 km (0.09 R)
• M17: 4,635,290 km (0.078 R)
• M18: 4,983,853 km (0.047 R)
• M19: 5,250,885 km (0.042 R)
• M20: 5,522,555 km (0.107 R)
• M21: 6,174,054 km (0.065 R)
• M22: 6,702,733 km (0.119 R)
• M23: 6,997,291 km (0.084 R)
• M24: 7,245,922 km (0.11 R)
• M25: 7,598,824 km (0.055 R)
• M26: 7,700,700 km (0.098 R)
• M27: 8,743,996 km (0.064 R)
• M28: 8,957,920 km (0.085 R)
• M29: 9,445,610 km (0.106 R)
• M30: 11,714,860 km (0.085 R)
• M31: 12,486,785 km (0.089 R)
• M32: 13,091,758 km (0.116 R)
• M33: 13,336,351 km (0.118 R)
• M34: 13,706,157 km (0.087 R)
• M35: 13,954,639 km (0.078 R)
• M36: 14,582,052 km (0.055 R)
• M37: 15,282,918 km (0.056 R)
• M38: 16,849,657 km (0.102 R)
• M39: 17,450,292 km (0.11 R)
• M40: 18,603,692 km (0.097 R)
• M41: 18,741,023 km (0.058 R)
• M42: 19,293,637 km (0.057 R)
• M43: 19,432,614 km (0.117 R)
• M44: 19,711,614 km (0.12 R)
• M45: 20,062,122 km (0.049 R)
• M46: 20,983,345 km (0.072 R)
• M47: 22,500,118 km (0.118 R)
• M48: 23,530,847 km (0.096 R)
• M49: 24,351,392 km (0.098 R)
• M50: 24,803,028 km (0.076 R)
• M51: 24,878,425 km (0.112 R)
• M52: 25,257,207 km (0.085 R)
• M53: 25,637,933 km (0.074 R)
• M54: 26,250,986 km (0.087 R)
• M55: 26,404,922 km (0.103 R)
• M56: 26,482,114 km (0.082 R)
• M57: 27,023,958 km (0.09 R)
• M58: 27,101,749 km (0.075 R)
• M59: 27,569,541 km (0.067 R)
• M60: 27,882,949 km (0.065 R)
• M61: 28,750,916 km (0.074 R)
• M62: 29,068,661 km (0.05 R)
• M63: 29,387,604 km (0.071 R)
• M64: 29,948,596 km (0.113 R)
• M65: 33,054,846 km (0.103 R)
• M66: 33,304,376 km (0.054 R)
• M67: 33,554,503 km (0.101 R)
• M68: 33,638,128 km (0.107 R)
• M69: 33,972,928 km (0.095 R)
• M70: 35,748,805 km (0.115 R)
• M71: 40,629,585 km (0.083 R)
• M72: 42,061,985 km (0.093 R)
• M73: 42,513,022 km (0.086 R)
• M74: 43,328,779 km (0.101 R)
• M75: 43,784,305 km (0.067 R)
• M76: 43,875,559 km (0.102 R)
• M77: 46,736,619 km (0.089 R)
• M78: 46,829,968 km (0.062 R)
• M79: 47,672,353 km (0.054 R)
• M80: 47,766,301 km (0.11 R)
• M81: 51,284,095 km (0.079 R)
• M82: 53,414,817 km (0.118 R)
• M83: 55,673,296 km (0.1 R)
• M84: 57,162,842 km (0.071 R)
• M85: 57,362,406 km (0.112 R)
• M86: 57,862,512 km (0.118 R)
• M87: 58,163,203 km (0.043 R)
• M88: 58,967,591 km (0.1 R)
• M89: 59,978,274 km (0.084 R)
• M90: 60,485,710 km (0.104 R)
• M91: 60,892,766 km (0.06 R)
• M92: 61,402,895 km (0.042 R)
• M93: 64,492,839 km (0.102 R)
• M94: 65,533,890 km (0.109 R)
• M95: 66,475,759 km (0.082 R)
• M96: 69,009,049 km (0.032 R)
• M97: 70,287,363 km (0.104 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 14,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit