🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.61 AU - 0.73 AU

Year: 196 Days

Day: 32.9 Hours

Environment

Temp: 190 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.16 AU - 2.76 AU

Year: 1382 Days

Day: 39.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 11.7

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.75 AU - 7.57 AU

Year: 6156 Days

Day: 5 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,925,656 km

• M1: 145,559 km (0.043 R)
• M2: 545,583 km (0.103 R)
• M3: 1,002,156 km (0.096 R)
• M4: 1,407,716 km (0.081 R)
• M5: 2,880,208 km (0.109 R)
• M6: 4,669,099 km (0.097 R)
• M7: 5,141,529 km (0.045 R)
• M8: 7,213,759 km (0.077 R)
• M9: 7,885,304 km (0.072 R)
• M10: 10,662,588 km (0.086 R)
• M11: 15,994,556 km (0.109 R)
• M12: 18,743,267 km (0.052 R)
• M13: 23,435,254 km (0.034 R)
• M14: 23,919,353 km (0.107 R)
• M15: 26,008,487 km (0.118 R)
• M16: 27,053,279 km (0.109 R)
• M17: 29,319,687 km (0.078 R)
• M18: 29,976,272 km (0.079 R)
• M19: 32,501,484 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.1

Radius: 3.1

Gravity: 47.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 13.89 AU - 19.75 AU

Year: 24707 Days

Day: 15.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,925,656 km

• M1: 38,596 km (0.116 R)
• M2: 210,185 km (0.041 R)
• M3: 776,263 km (0.104 R)
• M4: 1,042,099 km (0.079 R)
• M5: 1,380,340 km (0.092 R)
• M6: 2,424,832 km (0.045 R)
• M7: 3,937,117 km (0.118 R)
• M8: 5,416,640 km (0.093 R)
• M9: 6,322,604 km (0.101 R)
• M10: 7,714,613 km (0.107 R)
• M11: 8,534,559 km (0.11 R)
• M12: 10,225,314 km (0.083 R)
• M13: 21,198,766 km (0.033 R)
• M14: 29,615,890 km (0.113 R)
• M15: 33,551,810 km (0.069 R)
• M16: 34,756,522 km (0.101 R)
• M17: 38,398,482 km (0.063 R)
• M18: 43,219,573 km (0.055 R)
• M19: 72,113,354 km (0.119 R)
• M20: 72,334,011 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64

Radius: 7.3

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 15.23 AU - 22.79 AU

Year: 29686 Days

Day: 16.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,925,656 km

• M1: 101,427 km (0.047 R)
• M2: 347,965 km (0.037 R)
• M3: 953,836 km (0.12 R)
• M4: 1,601,595 km (0.091 R)
• M5: 4,341,929 km (0.118 R)
• M6: 13,335,304 km (0.058 R)
• M7: 23,218,786 km (0.115 R)
• M8: 24,183,543 km (0.11 R)
• M9: 24,901,912 km (0.057 R)
• M10: 31,063,100 km (0.114 R)
• M11: 33,765,735 km (0.12 R)
• M12: 34,436,981 km (0.072 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 16,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit