🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.64 AU - 0.96 AU

Year: 249 Days

Day: 16.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,145,502 km

• M1: 338,839 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.42 AU - 1.44 AU

Year: 596 Days

Day: 47.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 26.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.55 AU - 2.21 AU

Year: 898 Days

Day: 14 Hours

Environment

Temp: -34 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,145,502 km

• M1: 305,030 km (0.095 R)
• M2: 396,135 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.06 AU - 2.86 AU

Year: 1344 Days

Day: 30.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.7 AU - 3.34 AU

Year: 1828 Days

Day: 13.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.8

Radius: 9.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.33 AU - 11.27 AU

Year: 9877 Days

Day: 14.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 95,145,502 km

• M1: 122,969 km (0.102 R)
• M2: 190,887 km (0.09 R)
• M3: 311,762 km (0.112 R)
• M4: 408,253 km (0.105 R)
• M5: 602,580 km (0.104 R)
• M6: 827,276 km (0.054 R)
• M7: 943,215 km (0.081 R)
• M8: 1,010,085 km (0.098 R)
• M9: 1,324,240 km (0.108 R)
• M10: 1,399,937 km (0.1 R)
• M11: 1,524,253 km (0.119 R)
• M12: 1,817,315 km (0.068 R)
• M13: 2,005,359 km (0.114 R)
• M14: 2,253,991 km (0.068 R)
• M15: 2,780,875 km (0.106 R)
• M16: 2,938,401 km (0.108 R)
• M17: 3,769,866 km (0.045 R)
• M18: 4,010,719 km (0.107 R)
• M19: 4,144,310 km (0.072 R)
• M20: 4,347,314 km (0.118 R)
• M21: 4,905,015 km (0.093 R)
• M22: 6,447,818 km (0.111 R)
• M23: 8,099,678 km (0.112 R)
• M24: 8,212,474 km (0.109 R)
• M25: 8,297,296 km (0.067 R)
• M26: 8,467,987 km (0.092 R)
• M27: 8,611,153 km (0.089 R)
• M28: 9,016,114 km (0.112 R)
• M29: 9,162,122 km (0.094 R)
• M30: 10,298,467 km (0.104 R)
• M31: 10,451,206 km (0.094 R)
• M32: 11,101,359 km (0.08 R)
• M33: 11,892,283 km (0.084 R)
• M34: 12,278,395 km (0.104 R)
• M35: 12,538,097 km (0.069 R)
• M36: 12,635,934 km (0.102 R)
• M37: 12,701,308 km (0.036 R)
• M38: 13,195,280 km (0.117 R)
• M39: 13,261,552 km (0.066 R)
• M40: 13,594,856 km (0.054 R)
• M41: 14,134,007 km (0.089 R)
• M42: 14,440,383 km (0.044 R)
• M43: 14,645,781 km (0.104 R)
• M44: 14,714,596 km (0.11 R)
• M45: 14,817,819 km (0.042 R)
• M46: 15,163,689 km (0.077 R)
• M47: 15,337,671 km (0.108 R)
• M48: 15,617,419 km (0.117 R)
• M49: 16,040,183 km (0.025 R)
• M50: 16,146,397 km (0.119 R)
• M51: 16,861,026 km (0.102 R)
• M52: 17,367,266 km (0.107 R)
• M53: 17,841,940 km (0.053 R)
• M54: 17,952,044 km (0.037 R)
• M55: 18,173,000 km (0.094 R)
• M56: 18,283,852 km (0.056 R)
• M57: 18,469,054 km (0.111 R)
• M58: 19,366,641 km (0.119 R)
• M59: 19,479,887 km (0.117 R)
• M60: 20,201,996 km (0.089 R)
• M61: 20,316,737 km (0.079 R)
• M62: 21,515,914 km (0.053 R)
• M63: 21,594,004 km (0.063 R)
• M64: 22,025,594 km (0.099 R)
• M65: 22,222,614 km (0.06 R)
• M66: 22,698,036 km (0.12 R)
• M67: 23,297,026 km (0.118 R)
• M68: 23,779,928 km (0.097 R)
• M69: 23,982,184 km (0.087 R)
• M70: 24,266,271 km (0.11 R)
• M71: 24,469,873 km (0.091 R)
• M72: 26,327,430 km (0.047 R)
• M73: 26,830,378 km (0.03 R)
• M74: 28,016,240 km (0.116 R)
• M75: 28,187,081 km (0.039 R)
• M76: 28,401,156 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.9

Radius: 7.3

Gravity: 14.82 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 16.53 AU - 18.97 AU

Year: 26043 Days

Day: 24.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 95,145,502 km

• M1: 444,156 km (0.075 R)
• M2: 560,244 km (0.04 R)
• M3: 686,654 km (0.039 R)
• M4: 968,048 km (0.096 R)
• M5: 1,350,420 km (0.109 R)
• M6: 1,453,044 km (0.108 R)
• M7: 1,593,816 km (0.055 R)
• M8: 2,962,487 km (0.092 R)
• M9: 3,232,960 km (0.045 R)
• M10: 3,371,188 km (0.1 R)
• M11: 4,963,807 km (0.09 R)
• M12: 5,339,148 km (0.086 R)
• M13: 6,174,353 km (0.036 R)
• M14: 6,346,241 km (0.101 R)
• M15: 7,471,217 km (0.116 R)
• M16: 7,532,103 km (0.09 R)
• M17: 8,592,752 km (0.09 R)
• M18: 9,173,042 km (0.099 R)
• M19: 10,235,636 km (0.076 R)
• M20: 10,781,519 km (0.058 R)
• M21: 11,688,530 km (0.097 R)
• M22: 14,935,403 km (0.07 R)
• M23: 15,944,739 km (0.099 R)
• M24: 16,023,278 km (0.115 R)
• M25: 17,540,051 km (0.069 R)
• M26: 17,946,808 km (0.09 R)
• M27: 19,520,577 km (0.083 R)
• M28: 20,026,667 km (0.116 R)
• M29: 21,051,861 km (0.083 R)
• M30: 21,224,348 km (0.038 R)
• M31: 21,310,815 km (0.091 R)
• M32: 21,657,733 km (0.076 R)
• M33: 21,831,864 km (0.041 R)
• M34: 22,006,445 km (0.046 R)
• M35: 22,798,117 km (0.082 R)
• M36: 23,688,524 km (0.097 R)
• M37: 23,778,133 km (0.106 R)
• M38: 23,867,891 km (0.072 R)
• M39: 24,954,122 km (0.104 R)
• M40: 25,779,303 km (0.09 R)
• M41: 28,498,394 km (0.119 R)
• M42: 28,976,360 km (0.103 R)
• M43: 29,072,252 km (0.102 R)
• M44: 29,649,999 km (0.047 R)
• M45: 31,110,672 km (0.083 R)
• M46: 34,203,010 km (0.119 R)
• M47: 34,507,442 km (0.05 R)
• M48: 35,528,746 km (0.066 R)
• M49: 38,440,519 km (0.119 R)
• M50: 38,862,684 km (0.112 R)
• M51: 40,889,137 km (0.082 R)
• M52: 41,644,307 km (0.102 R)
• M53: 41,752,467 km (0.104 R)
• M54: 42,513,022 km (0.051 R)
• M55: 45,043,620 km (0.11 R)
• M56: 46,945,158 km (0.077 R)
• M57: 47,283,549 km (0.103 R)
• M58: 48,987,169 km (0.057 R)
• M59: 49,330,197 km (0.055 R)
• M60: 50,364,367 km (0.119 R)
• M61: 50,826,325 km (0.099 R)
• M62: 51,173,692 km (0.092 R)
• M63: 51,638,043 km (0.095 R)
• M64: 52,220,578 km (0.068 R)
• M65: 52,688,071 km (0.083 R)
• M66: 52,805,206 km (0.092 R)
• M67: 53,627,246 km (0.12 R)
• M68: 54,217,111 km (0.085 R)
• M69: 57,078,020 km (0.119 R)
• M70: 57,680,301 km (0.08 R)
• M71: 58,163,503 km (0.081 R)
• M72: 58,284,527 km (0.112 R)
• M73: 60,477,333 km (0.111 R)
• M74: 61,460,640 km (0.114 R)
• M75: 62,201,448 km (0.115 R)
• M76: 62,573,049 km (0.083 R)
• M77: 63,442,811 km (0.056 R)
• M78: 64,441,826 km (0.042 R)
• M79: 64,692,402 km (0.099 R)
• M80: 65,571,888 km (0.106 R)
• M81: 73,401,542 km (0.105 R)
• M82: 74,712,917 km (0.117 R)
• M83: 77,093,019 km (0.094 R)
• M84: 77,625,288 km (0.093 R)
• M85: 80,170,247 km (0.083 R)
• M86: 80,439,673 km (0.036 R)
• M87: 82,470,314 km (0.093 R)
• M88: 82,606,299 km (0.114 R)
• M89: 84,929,404 km (0.108 R)
• M90: 86,029,995 km (0.035 R)
• M91: 86,720,240 km (0.059 R)
• M92: 88,106,264 km (0.118 R)
• M93: 88,662,768 km (0.108 R)
• M94: 89,220,320 km (0.026 R)
• M95: 90,759,831 km (0.11 R)
• M96: 91,181,249 km (0.116 R)
• M97: 92,026,028 km (0.09 R)
• M98: 94,007,152 km (0.077 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 12,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit