🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.44 AU - 0.6 AU

Year: 135 Days

Day: 15.1 Hours

Environment

Temp: 239 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.95 AU - 1.15 AU

Year: 387 Days

Day: 17.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.4 AU - 1.52 AU

Year: 635 Days

Day: 31.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,726,532 km

• M1: 199,414 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.88 AU - 3.28 AU

Year: 1945 Days

Day: 45.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,726,532 km

• M1: 218,263 km (0.045 R)
• M2: 1,836,015 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331

Radius: 13.2

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 9.01 AU - 12.07 AU

Year: 12315 Days

Day: 14.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,726,532 km

• M1: 164,258 km (0.087 R)
• M2: 580,141 km (0.109 R)
• M3: 1,292,077 km (0.118 R)
• M4: 2,545,109 km (0.084 R)
• M5: 3,196,906 km (0.111 R)
• M6: 4,437,073 km (0.086 R)
• M7: 5,741,566 km (0.101 R)
• M8: 6,252,443 km (0.101 R)
• M9: 8,391,244 km (0.095 R)
• M10: 11,396,815 km (0.047 R)
• M11: 17,965,358 km (0.106 R)
• M12: 20,515,553 km (0.039 R)
• M13: 24,250,114 km (0.088 R)
• M14: 26,509,491 km (0.117 R)
• M15: 28,415,667 km (0.066 R)
• M16: 28,906,049 km (0.044 R)
• M17: 34,569,525 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.4

Radius: 6.4

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 16.41 AU - 17.21 AU

Year: 24804 Days

Day: 22.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,726,532 km

• M1: 134,040 km (0.115 R)
• M2: 834,158 km (0.086 R)
• M3: 1,177,036 km (0.093 R)
• M4: 1,431,502 km (0.061 R)
• M5: 2,615,120 km (0.093 R)
• M6: 3,954,470 km (0.1 R)
• M7: 4,160,466 km (0.099 R)
• M8: 4,435,876 km (0.103 R)
• M9: 6,593,975 km (0.098 R)
• M10: 9,949,306 km (0.116 R)
• M11: 10,221,424 km (0.084 R)
• M12: 13,288,180 km (0.104 R)
• M13: 15,208,269 km (0.088 R)
• M14: 18,180,330 km (0.057 R)
• M15: 18,587,386 km (0.109 R)
• M16: 20,891,193 km (0.112 R)
• M17: 31,195,046 km (0.031 R)
• M18: 35,055,119 km (0.054 R)
• M19: 38,018,354 km (0.059 R)
• M20: 39,765,059 km (0.089 R)
• M21: 53,847,006 km (0.109 R)
• M22: 55,024,341 km (0.1 R)
• M23: 55,534,170 km (0.065 R)
• M24: 57,430,473 km (0.119 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 20,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit