🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.83 AU - 0.95 AU

Year: 308 Days

Day: 40.1 Hours

Environment

Temp: 149 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,534,827 km

• M1: 28,124 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.58 AU - 2.46 AU

Year: 1054 Days

Day: 31.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.96 AU - 3.64 AU

Year: 2201 Days

Day: 46.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,534,827 km

• M1: 84,373 km (0.047 R)
• M2: 401,670 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.32 AU - 4.16 AU

Year: 2655 Days

Day: 22.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89

Radius: 10

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.37 AU - 5.97 AU

Year: 4956 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,534,827 km

• M1: 124,615 km (0.056 R)
• M2: 484,548 km (0.082 R)
• M3: 978,220 km (0.11 R)
• M4: 1,601,744 km (0.086 R)
• M5: 2,078,064 km (0.1 R)
• M6: 2,407,778 km (0.097 R)
• M7: 3,381,660 km (0.107 R)
• M8: 5,341,242 km (0.12 R)
• M9: 6,982,032 km (0.108 R)
• M10: 9,352,709 km (0.105 R)
• M11: 10,400,942 km (0.09 R)
• M12: 11,227,919 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 14.1

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.66 AU - 11.46 AU

Year: 12597 Days

Day: 9.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,534,827 km

• M1: 175,329 km (0.083 R)
• M2: 730,337 km (0.111 R)
• M3: 1,230,143 km (0.074 R)
• M4: 1,935,198 km (0.104 R)
• M5: 2,595,523 km (0.117 R)
• M6: 4,781,746 km (0.108 R)
• M7: 5,336,306 km (0.036 R)
• M8: 5,901,038 km (0.084 R)
• M9: 8,997,714 km (0.082 R)
• M10: 10,172,655 km (0.111 R)
• M11: 13,960,174 km (0.108 R)
• M12: 14,611,822 km (0.065 R)
• M13: 16,040,033 km (0.026 R)
• M14: 19,245,168 km (0.069 R)
• M15: 20,578,533 km (0.102 R)
• M16: 23,018,176 km (0.104 R)
• M17: 25,382,420 km (0.053 R)
• M18: 29,226,038 km (0.106 R)
• M19: 31,186,070 km (0.032 R)
• M20: 31,892,321 km (0.118 R)
• M21: 33,232,269 km (0.081 R)
• M22: 34,932,599 km (0.041 R)
• M23: 38,046,778 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.4

Radius: 4.2

Gravity: 35.85 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 11.67 AU - 18.41 AU

Year: 21411 Days

Day: 17.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,534,827 km

• M1: 52,210 km (0.09 R)
• M2: 186,100 km (0.079 R)
• M3: 609,312 km (0.06 R)
• M4: 749,485 km (0.103 R)
• M5: 934,837 km (0.106 R)
• M6: 1,234,033 km (0.05 R)
• M7: 2,021,217 km (0.065 R)
• M8: 2,615,120 km (0.048 R)
• M9: 4,543,138 km (0.03 R)
• M10: 4,973,980 km (0.103 R)
• M11: 5,123,577 km (0.043 R)
• M12: 5,314,614 km (0.116 R)
• M13: 5,590,173 km (0.077 R)
• M14: 5,875,157 km (0.113 R)
• M15: 6,474,147 km (0.107 R)
• M16: 7,994,510 km (0.087 R)
• M17: 8,199,908 km (0.094 R)
• M18: 8,674,881 km (0.115 R)
• M19: 10,030,986 km (0.085 R)
• M20: 11,653,076 km (0.032 R)
• M21: 12,388,948 km (0.089 R)
• M22: 13,369,861 km (0.11 R)
• M23: 15,014,091 km (0.09 R)
• M24: 16,455,915 km (0.067 R)
• M25: 17,295,608 km (0.099 R)
• M26: 21,330,861 km (0.072 R)
• M27: 30,692,546 km (0.117 R)
• M28: 30,943,572 km (0.079 R)
• M29: 31,196,093 km (0.115 R)
• M30: 32,479,343 km (0.05 R)
• M31: 33,002,337 km (0.103 R)
• M32: 33,133,984 km (0.084 R)
• M33: 37,247,626 km (0.103 R)
• M34: 38,109,310 km (0.116 R)
• M35: 41,535,400 km (0.117 R)
• M36: 45,649,192 km (0.113 R)
• M37: 48,311,136 km (0.056 R)
• M38: 53,396,267 km (0.093 R)
• M39: 59,603,382 km (0.094 R)
• M40: 67,963,210 km (0.064 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 16,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit