🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.71 AU - 1.01 AU

Year: 280 Days

Day: 41.8 Hours

Environment

Temp: 183 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.08 AU - 1.2 AU

Year: 428 Days

Day: 24.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.15 AU - 1.57 AU

Year: 557 Days

Day: 15.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.89 AU - 3.65 AU

Year: 2078 Days

Day: 36.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.65 AU - 4.63 AU

Year: 2961 Days

Day: 45.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 79.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.73 AU - 4.73 AU

Year: 3058 Days

Day: 33.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.86 AU - 4.76 AU

Year: 3145 Days

Day: 41.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 10.1

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.63 AU - 6.45 AU

Year: 4583 Days

Day: 7.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,627,155 km

• M1: 125,662 km (0.041 R)
• M2: 522,246 km (0.101 R)
• M3: 882,478 km (0.091 R)
• M4: 1,536,669 km (0.108 R)
• M5: 1,874,013 km (0.118 R)
• M6: 2,313,232 km (0.095 R)
• M7: 2,643,694 km (0.116 R)
• M8: 3,232,212 km (0.072 R)
• M9: 4,800,147 km (0.099 R)
• M10: 5,556,065 km (0.076 R)
• M11: 6,154,456 km (0.083 R)
• M12: 7,160,352 km (0.086 R)
• M13: 7,961,000 km (0.119 R)
• M14: 8,527,228 km (0.101 R)
• M15: 10,685,178 km (0.075 R)
• M16: 11,141,451 km (0.115 R)
• M17: 14,339,704 km (0.03 R)
• M18: 16,547,619 km (0.111 R)
• M19: 17,574,758 km (0.118 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 12,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit