🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.73 AU - 0.77 AU

Year: 245 Days

Day: 14.8 Hours

Environment

Temp: 124 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,766,962 km

• M1: 354,697 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.01 AU - 1.49 AU

Year: 526 Days

Day: 47.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.21 AU - 1.43 AU

Year: 571 Days

Day: 35.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.7

Radius: 12.8

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.7 AU - 11.88 AU

Year: 14291 Days

Day: 12.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 102,766,962 km

• M1: 159,172 km (0.116 R)
• M2: 734,376 km (0.111 R)
• M3: 1,227,151 km (0.114 R)
• M4: 1,667,119 km (0.106 R)
• M5: 3,881,167 km (0.117 R)
• M6: 5,665,870 km (0.102 R)
• M7: 7,397,764 km (0.115 R)
• M8: 7,945,741 km (0.061 R)
• M9: 8,565,974 km (0.081 R)
• M10: 9,028,680 km (0.112 R)
• M11: 10,622,646 km (0.101 R)
• M12: 14,041,555 km (0.026 R)
• M13: 15,485,624 km (0.053 R)
• M14: 16,173,923 km (0.103 R)
• M15: 17,685,610 km (0.105 R)
• M16: 18,361,493 km (0.078 R)
• M17: 18,821,656 km (0.084 R)
• M18: 23,856,672 km (0.047 R)
• M19: 24,961,452 km (0.107 R)
• M20: 28,175,861 km (0.104 R)
• M21: 29,410,193 km (0.094 R)
• M22: 35,651,117 km (0.076 R)
• M23: 38,953,490 km (0.03 R)
• M24: 48,309,640 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.4

Radius: 7

Gravity: 14.84 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 15.26 AU - 22.14 AU

Year: 30464 Days

Day: 15.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 102,766,962 km

• M1: 87,066 km (0.091 R)
• M2: 323,281 km (0.116 R)
• M3: 2,245,913 km (0.06 R)
• M4: 2,565,454 km (0.035 R)
• M5: 2,943,488 km (0.113 R)
• M6: 3,912,882 km (0.086 R)
• M7: 4,194,425 km (0.041 R)
• M8: 4,837,846 km (0.117 R)
• M9: 5,415,593 km (0.113 R)
• M10: 6,560,465 km (0.097 R)
• M11: 9,887,222 km (0.097 R)
• M12: 12,019,890 km (0.067 R)
• M13: 13,949,403 km (0.118 R)
• M14: 18,119,294 km (0.064 R)
• M15: 19,914,618 km (0.116 R)
• M16: 23,508,258 km (0.073 R)
• M17: 25,155,331 km (0.055 R)
• M18: 25,884,321 km (0.11 R)
• M19: 28,415,816 km (0.083 R)
• M20: 29,741,553 km (0.093 R)
• M21: 35,457,388 km (0.102 R)
• M22: 37,148,742 km (0.107 R)
• M23: 44,101,901 km (0.086 R)
• M24: 53,451,768 km (0.066 R)
• M25: 54,252,117 km (0.063 R)
• M26: 63,591,512 km (0.107 R)
• M27: 72,229,442 km (0.033 R)
• M28: 79,782,190 km (0.102 R)
• M29: 84,017,605 km (0.119 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 19,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit