🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.64 AU - 0.94 AU

Year: 248 Days

Day: 13.6 Hours

Environment

Temp: 157 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.08 AU - 1.14 AU

Year: 413 Days

Day: 39.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.15 AU - 1.69 AU

Year: 597 Days

Day: 32 Hours

Environment

Temp: -14 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,607,703 km

• M1: 87,216 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.65 AU - 1.71 AU

Year: 769 Days

Day: 34.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.8

Radius: 8.5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.76 AU - 7.36 AU

Year: 6624 Days

Day: 8.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,607,703 km

• M1: 107,561 km (0.117 R)
• M2: 267,631 km (0.101 R)
• M3: 433,834 km (0.115 R)
• M4: 678,127 km (0.11 R)
• M5: 973,284 km (0.104 R)
• M6: 1,838,259 km (0.085 R)
• M7: 2,639,505 km (0.055 R)
• M8: 3,304,767 km (0.068 R)
• M9: 3,576,137 km (0.1 R)
• M10: 4,585,474 km (0.081 R)
• M11: 5,579,253 km (0.11 R)
• M12: 9,882,136 km (0.102 R)
• M13: 10,834,027 km (0.104 R)
• M14: 14,216,585 km (0.116 R)
• M15: 17,950,847 km (0.072 R)
• M16: 18,735,189 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.2

Radius: 6.6

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 10.82 AU - 17.7 AU

Year: 19014 Days

Day: 22.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,607,703 km

• M1: 107,112 km (0.102 R)
• M2: 866,471 km (0.112 R)
• M3: 1,028,037 km (0.114 R)
• M4: 4,116,036 km (0.079 R)
• M5: 6,484,768 km (0.112 R)
• M6: 7,697,708 km (0.119 R)
• M7: 10,136,303 km (0.105 R)
• M8: 10,644,038 km (0.088 R)
• M9: 10,798,722 km (0.082 R)
• M10: 12,132,088 km (0.088 R)
• M11: 12,856,291 km (0.025 R)
• M12: 16,027,617 km (0.071 R)
• M13: 27,400,795 km (0.105 R)
• M14: 31,423,930 km (0.112 R)
• M15: 33,310,808 km (0.12 R)
• M16: 35,159,090 km (0.075 R)
• M17: 37,733,520 km (0.097 R)
• M18: 48,282,114 km (0.085 R)
• M19: 57,465,778 km (0.108 R)
• M20: 60,622,892 km (0.118 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 11,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit