🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.54 AU - 0.8 AU

Year: 210 Days

Day: 18.3 Hours

Environment

Temp: 102 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.68 AU - 0.82 AU

Year: 249 Days

Day: 38.3 Hours

Environment

Temp: 74 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.7 AU - 1.06 AU

Year: 316 Days

Day: 37.9 Hours

Environment

Temp: 31 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.85 AU - 1.23 AU

Year: 406 Days

Day: 40.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.86 AU - 1.22 AU

Year: 406 Days

Day: 46.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,882,559 km

• M1: 338,690 km (0.118 R)

Asteroid Belt

Center: 1.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.78 AU - 2.1 AU

Year: 1035 Days

Day: 44.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,882,559 km

• M1: 375,042 km (0.118 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.34 AU - 3.5 AU

Year: 2422 Days

Day: 29.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,882,559 km

• M1: 749,485 km (0.101 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.27 AU - 4.23 AU

Year: 2780 Days

Day: 19.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,882,559 km

• M1: 3,347,402 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.7

Radius: 5.2

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 17.79 AU - 18.11 AU

Year: 29118 Days

Day: 17.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,882,559 km

• M1: 78,240 km (0.075 R)
• M2: 253,269 km (0.098 R)
• M3: 450,140 km (0.107 R)
• M4: 634,893 km (0.053 R)
• M5: 1,081,742 km (0.103 R)
• M6: 1,661,733 km (0.052 R)
• M7: 3,065,410 km (0.092 R)
• M8: 3,588,703 km (0.107 R)
• M9: 3,936,668 km (0.089 R)
• M10: 4,924,014 km (0.074 R)
• M11: 7,729,423 km (0.086 R)
• M12: 8,095,190 km (0.1 R)
• M13: 9,378,590 km (0.089 R)
• M14: 17,333,756 km (0.106 R)
• M15: 19,448,022 km (0.12 R)
• M16: 20,026,667 km (0.082 R)
• M17: 26,340,595 km (0.043 R)
• M18: 47,728,901 km (0.107 R)
• M19: 60,972,352 km (0.103 R)
• M20: 66,455,114 km (0.119 R)
• M21: 67,765,442 km (0.118 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: 511 - 14,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit