🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.47 AU - 0.75 AU

Year: 179 Days

Day: 34.1 Hours

Environment

Temp: 161 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,735,194 km

• M1: 31,715 km (0.116 R)
• M2: 198,965 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.35 AU - 1.43 AU

Year: 614 Days

Day: 28.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.58 AU - 4.7 AU

Year: 3157 Days

Day: 14.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.5

Radius: 15

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.55 AU - 7.59 AU

Year: 7045 Days

Day: 13.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,735,194 km

• M1: 200,760 km (0.105 R)
• M2: 743,053 km (0.065 R)
• M3: 1,292,376 km (0.047 R)
• M4: 2,266,109 km (0.06 R)
• M5: 2,749,908 km (0.1 R)
• M6: 3,549,808 km (0.098 R)
• M7: 7,862,864 km (0.109 R)
• M8: 9,343,434 km (0.074 R)
• M9: 10,174,002 km (0.049 R)
• M10: 12,250,121 km (0.117 R)
• M11: 14,839,510 km (0.077 R)
• M12: 15,398,258 km (0.103 R)
• M13: 17,983,758 km (0.082 R)
• M14: 22,185,215 km (0.119 R)
• M15: 24,171,426 km (0.099 R)
• M16: 27,369,379 km (0.104 R)
• M17: 28,305,563 km (0.063 R)
• M18: 29,166,199 km (0.079 R)
• M19: 32,994,259 km (0.039 R)
• M20: 34,919,434 km (0.084 R)
• M21: 35,909,622 km (0.032 R)
• M22: 36,692,618 km (0.095 R)
• M23: 38,758,564 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.2

Radius: 3.8

Gravity: 40.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 13.08 AU - 15.58 AU

Year: 20328 Days

Day: 22.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,735,194 km

• M1: 47,273 km (0.111 R)
• M2: 356,342 km (0.088 R)
• M3: 507,436 km (0.113 R)
• M4: 769,681 km (0.101 R)
• M5: 1,116,150 km (0.117 R)
• M6: 1,660,088 km (0.043 R)
• M7: 2,683,337 km (0.112 R)
• M8: 3,880,419 km (0.116 R)
• M9: 4,425,703 km (0.086 R)
• M10: 5,948,311 km (0.113 R)
• M11: 7,215,105 km (0.113 R)
• M12: 10,091,872 km (0.043 R)
• M13: 10,565,499 km (0.053 R)
• M14: 14,599,555 km (0.099 R)
• M15: 16,790,715 km (0.116 R)
• M16: 20,286,818 km (0.119 R)
• M17: 23,003,665 km (0.089 R)
• M18: 23,206,519 km (0.118 R)
• M19: 30,224,455 km (0.119 R)
• M20: 30,712,443 km (0.101 R)
• M21: 35,074,866 km (0.041 R)
• M22: 42,517,211 km (0.115 R)
• M23: 48,409,422 km (0.104 R)
• M24: 49,751,165 km (0.083 R)
• M25: 50,090,453 km (0.094 R)
• M26: 52,333,374 km (0.047 R)
• M27: 52,684,331 km (0.058 R)
• M28: 53,213,608 km (0.067 R)
• M29: 60,420,635 km (0.102 R)
• M30: 66,592,894 km (0.086 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 17,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit