🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.64 AU - 0.68 AU

Year: 198 Days

Day: 13.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.78 AU - 1.2 AU

Year: 363 Days

Day: 28.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 27.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.54 AU - 2.52 AU

Year: 1067 Days

Day: 39 Hours

Environment

Temp: -70 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.17 AU - 2.75 AU

Year: 1424 Days

Day: 24.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,908,268 km

• M1: 750,682 km (0.111 R)

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.4

Radius: 8.4

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.02 AU - 9.48 AU

Year: 9550 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 34,908,268 km

• M1: 108,608 km (0.048 R)
• M2: 460,612 km (0.116 R)
• M3: 1,103,883 km (0.112 R)
• M4: 1,506,301 km (0.062 R)
• M5: 4,467,292 km (0.109 R)
• M6: 5,158,284 km (0.119 R)
• M7: 5,564,143 km (0.095 R)
• M8: 6,138,449 km (0.094 R)
• M9: 6,401,742 km (0.106 R)
• M10: 6,951,364 km (0.118 R)
• M11: 7,617,524 km (0.097 R)
• M12: 8,932,638 km (0.105 R)
• M13: 10,182,529 km (0.12 R)
• M14: 13,087,121 km (0.074 R)
• M15: 13,461,564 km (0.108 R)
• M16: 14,166,619 km (0.103 R)
• M17: 16,214,913 km (0.074 R)
• M18: 17,235,171 km (0.032 R)
• M19: 24,272,703 km (0.064 R)
• M20: 28,731,917 km (0.097 R)
• M21: 29,152,885 km (0.111 R)
• M22: 33,591,903 km (0.096 R)
• M23: 35,246,306 km (0.056 R)
• M24: 35,850,083 km (0.115 R)
• M25: 36,460,741 km (0.063 R)
• M26: 37,828,664 km (0.055 R)
• M27: 38,334,454 km (0.085 R)
• M28: 41,330,750 km (0.078 R)
• M29: 45,611,344 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.8

Radius: 12.4

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.14 AU - 11.58 AU

Year: 12303 Days

Day: 13 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,908,268 km

• M1: 370,704 km (0.085 R)
• M2: 967,300 km (0.095 R)
• M3: 1,957,787 km (0.087 R)
• M4: 3,926,047 km (0.1 R)
• M5: 4,577,096 km (0.074 R)
• M6: 7,183,690 km (0.09 R)
• M7: 8,120,621 km (0.072 R)
• M8: 15,591,838 km (0.037 R)
• M9: 16,457,262 km (0.07 R)
• M10: 20,460,202 km (0.095 R)
• M11: 21,497,513 km (0.077 R)
• M12: 24,244,130 km (0.059 R)
• M13: 27,928,875 km (0.1 R)
• M14: 28,471,168 km (0.107 R)
• M15: 29,297,696 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 11,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit