🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.43 AU - 0.65 AU

Year: 176 Days

Day: 24.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,485,962 km

• M1: 43,832 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.6 AU - 0.84 AU

Year: 271 Days

Day: 32 Hours

Environment

Temp: -34 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.98 AU - 2.02 AU

Year: 1253 Days

Day: 33.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.8

Radius: 8.1

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.27 AU - 4.35 AU

Year: 3294 Days

Day: 12 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,485,962 km

• M1: 100,679 km (0.038 R)
• M2: 398,529 km (0.085 R)
• M3: 703,858 km (0.105 R)
• M4: 1,029,084 km (0.117 R)
• M5: 1,340,397 km (0.103 R)
• M6: 1,655,300 km (0.096 R)
• M7: 1,939,985 km (0.115 R)
• M8: 2,498,584 km (0.049 R)
• M9: 2,980,139 km (0.111 R)
• M10: 3,662,455 km (0.098 R)
• M11: 4,330,110 km (0.086 R)
• M12: 4,875,993 km (0.099 R)
• M13: 5,440,276 km (0.082 R)
• M14: 5,793,626 km (0.032 R)
• M15: 6,191,407 km (0.114 R)
• M16: 7,796,293 km (0.095 R)
• M17: 8,210,829 km (0.068 R)
• M18: 8,567,620 km (0.07 R)
• M19: 8,823,432 km (0.088 R)
• M20: 9,700,076 km (0.071 R)
• M21: 10,261,516 km (0.114 R)
• M22: 10,844,350 km (0.078 R)
• M23: 13,943,569 km (0.078 R)
• M24: 17,942,469 km (0.067 R)
• M25: 20,234,758 km (0.103 R)
• M26: 21,084,473 km (0.089 R)
• M27: 22,924,826 km (0.09 R)
• M28: 23,920,251 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.8

Radius: 11.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.19 AU - 8.43 AU

Year: 8754 Days

Day: 11.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,485,962 km

• M1: 143,016 km (0.103 R)
• M2: 599,887 km (0.109 R)
• M3: 1,296,266 km (0.068 R)
• M4: 2,087,189 km (0.094 R)
• M5: 4,499,156 km (0.1 R)
• M6: 6,160,141 km (0.026 R)
• M7: 7,512,955 km (0.084 R)
• M8: 9,188,600 km (0.082 R)
• M9: 10,114,013 km (0.104 R)
• M10: 11,408,782 km (0.102 R)
• M11: 13,612,060 km (0.088 R)
• M12: 14,024,950 km (0.083 R)
• M13: 14,629,325 km (0.111 R)
• M14: 15,954,912 km (0.025 R)
• M15: 16,480,599 km (0.106 R)
• M16: 17,635,794 km (0.094 R)
• M17: 18,483,116 km (0.089 R)
• M18: 24,233,957 km (0.112 R)
• M19: 26,267,591 km (0.036 R)
• M20: 29,380,573 km (0.085 R)
• M21: 31,178,291 km (0.04 R)
• M22: 32,000,331 km (0.112 R)
• M23: 35,323,049 km (0.087 R)
• M24: 37,584,670 km (0.084 R)
• M25: 39,701,330 km (0.061 R)
• M26: 40,667,134 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.4

Radius: 10.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.17 AU - 9.53 AU

Year: 11661 Days

Day: 6.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,485,962 km

• M1: 125,812 km (0.118 R)
• M2: 645,066 km (0.1 R)
• M3: 1,620,893 km (0.119 R)
• M4: 4,998,514 km (0.078 R)
• M5: 6,023,857 km (0.11 R)
• M6: 9,125,321 km (0.119 R)
• M7: 9,868,074 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.5

Radius: 3

Gravity: 19.94 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 11.44 AU - 17.46 AU

Year: 24330 Days

Day: 16.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,485,962 km

• M1: 37,549 km (0.111 R)
• M2: 140,472 km (0.074 R)
• M3: 350,059 km (0.067 R)
• M4: 454,778 km (0.085 R)
• M5: 660,475 km (0.073 R)
• M6: 893,398 km (0.108 R)
• M7: 1,241,513 km (0.108 R)
• M8: 1,432,100 km (0.112 R)
• M9: 2,560,218 km (0.109 R)
• M10: 2,938,102 km (0.117 R)
• M11: 3,943,400 km (0.093 R)
• M12: 5,023,048 km (0.06 R)
• M13: 5,576,410 km (0.078 R)
• M14: 5,979,876 km (0.108 R)
• M15: 7,220,940 km (0.073 R)
• M16: 7,523,127 km (0.098 R)
• M17: 8,386,157 km (0.047 R)
• M18: 9,465,356 km (0.11 R)
• M19: 10,091,274 km (0.082 R)
• M20: 12,998,110 km (0.105 R)
• M21: 13,574,511 km (0.104 R)
• M22: 15,762,230 km (0.088 R)
• M23: 16,123,958 km (0.055 R)
• M24: 19,219,736 km (0.042 R)
• M25: 20,733,367 km (0.099 R)
• M26: 26,451,895 km (0.081 R)
• M27: 27,168,619 km (0.105 R)
• M28: 27,583,753 km (0.09 R)
• M29: 27,898,058 km (0.09 R)
• M30: 30,054,063 km (0.049 R)
• M31: 31,627,683 km (0.109 R)
• M32: 33,849,959 km (0.087 R)
• M33: 39,656,301 km (0.089 R)
• M34: 46,092,002 km (0.069 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 12,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit