🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.5 AU - 0.82 AU

Year: 187 Days

Day: 33.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 54,924,529 km

• M1: 18,251 km (0.082 R)
• M2: 34,856 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.86 AU - 0.88 AU

Year: 283 Days

Day: 18.8 Hours

Environment

Temp: 113 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 54,924,529 km

• M1: 26,928 km (0.108 R)
• M2: 437,723 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.01 AU - 1.37 AU

Year: 452 Days

Day: 31.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.45 AU - 4.17 AU

Year: 2590 Days

Day: 18.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.88 AU - 5.46 AU

Year: 4094 Days

Day: 31.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,924,529 km

• M1: 894,146 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.92 AU - 5.94 AU

Year: 4406 Days

Day: 14.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,924,529 km

• M1: 46,525 km (0.092 R)
• M2: 3,405,745 km (0.045 R)

Asteroid Belt

Center: 7.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.6

Radius: 13

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.88 AU - 12.84 AU

Year: 11613 Days

Day: 12.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,924,529 km

• M1: 165,605 km (0.085 R)
• M2: 914,941 km (0.046 R)
• M3: 1,647,970 km (0.097 R)
• M4: 2,129,077 km (0.047 R)
• M5: 2,556,179 km (0.038 R)
• M6: 3,159,806 km (0.046 R)
• M7: 4,530,272 km (0.094 R)
• M8: 8,839,589 km (0.065 R)
• M9: 11,171,071 km (0.093 R)
• M10: 12,417,521 km (0.083 R)
• M11: 14,086,584 km (0.04 R)
• M12: 16,414,626 km (0.06 R)
• M13: 17,168,151 km (0.106 R)
• M14: 19,651,326 km (0.06 R)
• M15: 22,273,926 km (0.118 R)
• M16: 23,669,076 km (0.084 R)
• M17: 25,519,003 km (0.1 R)
• M18: 26,633,059 km (0.066 R)
• M19: 27,991,108 km (0.086 R)
• M20: 31,645,634 km (0.105 R)
• M21: 32,577,330 km (0.09 R)
• M22: 34,130,156 km (0.049 R)
• M23: 36,108,288 km (0.12 R)
• M24: 39,217,531 km (0.085 R)
• M25: 43,207,306 km (0.119 R)
• M26: 44,209,462 km (0.103 R)
• M27: 44,789,004 km (0.086 R)
• M28: 45,227,027 km (0.095 R)
• M29: 47,915,300 km (0.08 R)
• M30: 49,143,649 km (0.116 R)
• M31: 53,937,363 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 8.1

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.93 AU - 12.83 AU

Year: 13369 Days

Day: 5 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,924,529 km

• M1: 106,065 km (0.113 R)
• M2: 379,679 km (0.09 R)
• M3: 812,167 km (0.067 R)
• M4: 1,566,290 km (0.118 R)
• M5: 3,934,873 km (0.076 R)
• M6: 4,582,332 km (0.063 R)
• M7: 12,121,167 km (0.119 R)
• M8: 12,978,064 km (0.08 R)
• M9: 13,293,566 km (0.04 R)
• M10: 13,809,230 km (0.047 R)
• M11: 17,339,141 km (0.105 R)
• M12: 19,311,140 km (0.081 R)
• M13: 22,769,993 km (0.081 R)
• M14: 23,789,053 km (0.058 R)
• M15: 27,440,139 km (0.052 R)
• M16: 29,561,287 km (0.12 R)
• M17: 30,773,329 km (0.102 R)
• M18: 39,536,772 km (0.113 R)
• M19: 40,067,247 km (0.103 R)
• M20: 42,791,424 km (0.095 R)
• M21: 44,913,769 km (0.092 R)
• M22: 49,674,123 km (0.077 R)
• M23: 51,071,217 km (0.099 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 14,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit