🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.55 AU - 0.91 AU

Year: 228 Days

Day: 42.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 52.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.89 AU - 1.35 AU

Year: 433 Days

Day: 15.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,679,691 km

• M1: 29,321 km (0.093 R)

Asteroid Belt

Center: 2.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.64 AU - 4 AU

Year: 2210 Days

Day: 41.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 11.3

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.73 AU - 9.65 AU

Year: 9357 Days

Day: 14.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,679,691 km

• M1: 141,669 km (0.093 R)
• M2: 569,519 km (0.03 R)
• M3: 931,247 km (0.05 R)
• M4: 2,090,630 km (0.087 R)
• M5: 2,660,748 km (0.117 R)
• M6: 3,289,807 km (0.091 R)
• M7: 4,314,253 km (0.069 R)
• M8: 5,419,781 km (0.117 R)
• M9: 7,794,947 km (0.056 R)
• M10: 9,734,782 km (0.108 R)
• M11: 10,094,565 km (0.105 R)
• M12: 11,325,606 km (0.067 R)
• M13: 12,921,217 km (0.115 R)
• M14: 17,459,268 km (0.09 R)
• M15: 19,018,377 km (0.108 R)
• M16: 26,711,597 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.7

Radius: 14.7

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.96 AU - 11.7 AU

Year: 12127 Days

Day: 9.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,679,691 km

• M1: 182,809 km (0.068 R)
• M2: 832,811 km (0.104 R)
• M3: 1,519,914 km (0.092 R)
• M4: 2,162,288 km (0.086 R)
• M5: 3,358,771 km (0.091 R)
• M6: 6,424,032 km (0.066 R)
• M7: 10,704,625 km (0.111 R)
• M8: 11,190,220 km (0.072 R)
• M9: 13,081,586 km (0.084 R)
• M10: 16,306,318 km (0.05 R)
• M11: 17,128,956 km (0.057 R)
• M12: 18,540,562 km (0.046 R)
• M13: 20,028,313 km (0.075 R)
• M14: 24,969,231 km (0.114 R)
• M15: 25,983,505 km (0.092 R)
• M16: 26,782,208 km (0.026 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 19,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit