🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.54 AU - 0.74 AU

Year: 190 Days

Day: 33.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.66 AU - 0.88 AU

Year: 251 Days

Day: 22.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.71 AU - 0.95 AU

Year: 280 Days

Day: 47.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,157,317 km

• M1: 33,809 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.07 AU - 1.25 AU

Year: 463 Days

Day: 37.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.02 AU - 1.56 AU

Year: 543 Days

Day: 28.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,157,317 km

• M1: 30,368 km (0.102 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.19 AU - 1.73 AU

Year: 654 Days

Day: 39.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.71 AU - 4.29 AU

Year: 2428 Days

Day: 43.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.4

Radius: 8.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.8 AU - 5.56 AU

Year: 3755 Days

Day: 10.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,157,317 km

• M1: 108,309 km (0.107 R)
• M2: 437,873 km (0.11 R)
• M3: 807,529 km (0.071 R)
• M4: 1,383,182 km (0.101 R)
• M5: 1,716,187 km (0.081 R)
• M6: 4,384,863 km (0.09 R)
• M7: 5,250,436 km (0.075 R)
• M8: 7,093,632 km (0.08 R)
• M9: 7,750,516 km (0.11 R)
• M10: 10,985,420 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.5

Radius: 3.1

Gravity: 13.27 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 16.64 AU - 20.92 AU

Year: 30182 Days

Day: 21.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,157,317 km

• M1: 38,596 km (0.065 R)
• M2: 324,179 km (0.111 R)
• M3: 2,303,358 km (0.06 R)
• M4: 2,508,607 km (0.117 R)
• M5: 2,908,332 km (0.074 R)
• M6: 3,099,069 km (0.072 R)
• M7: 3,197,654 km (0.08 R)
• M8: 9,803,298 km (0.082 R)
• M9: 10,672,312 km (0.077 R)
• M10: 19,798,680 km (0.092 R)
• M11: 35,240,621 km (0.062 R)
• M12: 36,878,568 km (0.097 R)
• M13: 49,320,772 km (0.057 R)
• M14: 49,631,936 km (0.066 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 16,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit