🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.43 AU - 0.57 AU

Year: 135 Days

Day: 24.4 Hours

Environment

Temp: 236 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,653,937 km

• M1: 398,828 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.57 AU - 0.65 AU

Year: 182 Days

Day: 28.6 Hours

Environment

Temp: 166 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.71 AU - 1.09 AU

Year: 327 Days

Day: 32.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.02 AU - 2.72 AU

Year: 1397 Days

Day: 32.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.2

Radius: 8

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 13.17 AU - 17.31 AU

Year: 22780 Days

Day: 23.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 28,653,937 km

• M1: 540,348 km (0.113 R)
• M2: 709,543 km (0.048 R)
• M3: 769,980 km (0.115 R)
• M4: 844,929 km (0.072 R)
• M5: 1,002,455 km (0.101 R)
• M6: 1,316,312 km (0.046 R)
• M7: 1,563,298 km (0.051 R)
• M8: 2,136,407 km (0.1 R)
• M9: 2,225,867 km (0.054 R)
• M10: 2,427,076 km (0.032 R)
• M11: 2,788,654 km (0.101 R)
• M12: 2,966,077 km (0.104 R)
• M13: 3,519,888 km (0.052 R)
• M14: 3,776,449 km (0.097 R)
• M15: 3,841,524 km (0.115 R)
• M16: 3,928,889 km (0.103 R)
• M17: 4,330,110 km (0.08 R)
• M18: 4,674,634 km (0.096 R)
• M19: 4,767,983 km (0.115 R)
• M20: 5,171,748 km (0.07 R)
• M21: 5,463,464 km (0.083 R)
• M22: 6,113,766 km (0.102 R)
• M23: 6,370,326 km (0.054 R)
• M24: 6,578,267 km (0.042 R)
• M25: 6,735,495 km (0.08 R)
• M26: 7,296,187 km (0.114 R)
• M27: 7,350,342 km (0.114 R)
• M28: 8,690,440 km (0.101 R)
• M29: 10,899,551 km (0.077 R)
• M30: 11,336,078 km (0.099 R)
• M31: 11,556,585 km (0.088 R)
• M32: 12,744,991 km (0.106 R)
• M33: 12,875,889 km (0.069 R)
• M34: 14,822,307 km (0.1 R)
• M35: 15,409,927 km (0.106 R)
• M36: 16,111,242 km (0.081 R)
• M37: 16,217,307 km (0.099 R)
• M38: 16,465,639 km (0.108 R)
• M39: 17,038,150 km (0.097 R)
• M40: 18,424,025 km (0.077 R)
• M41: 19,392,970 km (0.057 R)
• M42: 19,732,258 km (0.1 R)
• M43: 20,073,341 km (0.089 R)
• M44: 20,187,634 km (0.066 R)
• M45: 20,263,780 km (0.09 R)
• M46: 21,379,929 km (0.117 R)
• M47: 22,515,976 km (0.038 R)
• M48: 23,631,377 km (0.115 R)
• M49: 24,074,486 km (0.083 R)
• M50: 24,398,515 km (0.062 R)
• M51: 26,455,935 km (0.115 R)
• M52: 26,832,173 km (0.102 R)
• M53: 28,440,051 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 18,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit