🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.57 AU - 0.87 AU

Year: 233 Days

Day: 31.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.76 AU - 1.02 AU

Year: 320 Days

Day: 29.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.97 AU - 1.29 AU

Year: 457 Days

Day: 29.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.79 AU - 1.97 AU

Year: 982 Days

Day: 22.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.75 AU - 4.23 AU

Year: 2483 Days

Day: 21.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,570,331 km

• M1: 565,929 km (0.094 R)

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.7

Radius: 8.6

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.68 AU - 4.84 AU

Year: 3348 Days

Day: 5.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,570,331 km

• M1: 108,309 km (0.092 R)
• M2: 396,135 km (0.087 R)
• M3: 856,747 km (0.099 R)
• M4: 1,188,256 km (0.078 R)
• M5: 1,768,845 km (0.11 R)
• M6: 2,937,055 km (0.056 R)
• M7: 3,786,920 km (0.1 R)
• M8: 4,577,695 km (0.064 R)
• M9: 5,607,676 km (0.067 R)
• M10: 8,050,161 km (0.086 R)
• M11: 8,576,446 km (0.092 R)
• M12: 9,389,510 km (0.118 R)
• M13: 9,736,727 km (0.065 R)
• M14: 10,052,379 km (0.107 R)
• M15: 11,211,612 km (0.046 R)
• M16: 18,551,333 km (0.095 R)
• M17: 19,594,030 km (0.069 R)
• M18: 21,462,059 km (0.045 R)
• M19: 23,095,218 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 12.1

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.02 AU - 6.22 AU

Year: 5073 Days

Day: 11.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 105,570,331 km

• M1: 151,243 km (0.099 R)
• M2: 686,953 km (0.108 R)
• M3: 1,068,578 km (0.038 R)
• M4: 1,514,080 km (0.11 R)
• M5: 2,396,857 km (0.03 R)
• M6: 2,887,987 km (0.09 R)
• M7: 3,684,296 km (0.12 R)
• M8: 4,146,703 km (0.07 R)
• M9: 5,189,101 km (0.083 R)
• M10: 5,772,234 km (0.096 R)
• M11: 6,398,600 km (0.085 R)
• M12: 7,000,732 km (0.056 R)
• M13: 7,386,993 km (0.118 R)
• M14: 8,012,163 km (0.119 R)
• M15: 8,474,570 km (0.095 R)
• M16: 9,969,651 km (0.117 R)
• M17: 11,296,434 km (0.092 R)
• M18: 11,731,315 km (0.066 R)
• M19: 12,177,267 km (0.11 R)
• M20: 12,686,199 km (0.048 R)
• M21: 13,476,075 km (0.115 R)
• M22: 16,103,612 km (0.109 R)
• M23: 18,651,713 km (0.09 R)
• M24: 19,191,761 km (0.109 R)
• M25: 21,827,077 km (0.085 R)
• M26: 22,276,021 km (0.056 R)
• M27: 22,807,542 km (0.086 R)
• M28: 25,428,646 km (0.116 R)
• M29: 30,048,528 km (0.074 R)
• M30: 30,884,929 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.8

Radius: 6.1

Gravity: 21.39 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 17.21 AU - 19.81 AU

Year: 30325 Days

Day: 16.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 105,570,331 km

• M1: 75,996 km (0.105 R)
• M2: 476,320 km (0.115 R)
• M3: 1,646,325 km (0.068 R)
• M4: 2,318,019 km (0.056 R)
• M5: 3,098,621 km (0.108 R)
• M6: 5,038,905 km (0.091 R)
• M7: 5,728,551 km (0.079 R)
• M8: 7,346,602 km (0.092 R)
• M9: 8,463,350 km (0.074 R)
• M10: 9,882,585 km (0.11 R)
• M11: 10,546,500 km (0.049 R)
• M12: 14,152,258 km (0.049 R)
• M13: 14,401,637 km (0.064 R)
• M14: 14,823,803 km (0.118 R)
• M15: 15,428,627 km (0.109 R)
• M16: 15,781,528 km (0.1 R)
• M17: 16,412,083 km (0.099 R)
• M18: 16,872,695 km (0.116 R)
• M19: 18,701,828 km (0.109 R)
• M20: 21,742,255 km (0.075 R)
• M21: 24,734,662 km (0.101 R)
• M22: 25,462,306 km (0.113 R)
• M23: 25,955,231 km (0.119 R)
• M24: 28,121,258 km (0.111 R)
• M25: 30,405,169 km (0.105 R)
• M26: 33,540,291 km (0.096 R)
• M27: 41,963,998 km (0.048 R)
• M28: 47,120,487 km (0.109 R)
• M29: 51,498,469 km (0.1 R)
• M30: 52,286,550 km (0.084 R)
• M31: 60,178,436 km (0.066 R)
• M32: 63,050,566 km (0.078 R)
• M33: 63,952,342 km (0.048 R)
• M34: 70,991,520 km (0.09 R)
• M35: 72,705,164 km (0.086 R)
• M36: 89,670,011 km (0.105 R)
• M37: 94,582,207 km (0.12 R)
• M38: 101,817,956 km (0.066 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 14,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit