🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.53 AU - 0.71 AU

Year: 175 Days

Day: 17 Hours

Environment

Temp: 150 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.93 AU - 0.93 AU

Year: 321 Days

Day: 12.1 Hours

Environment

Temp: 134 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.34 AU - 1.86 AU

Year: 725 Days

Day: 13.4 Hours

Environment

Temp: -31 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.92 AU - 3.1 AU

Year: 1424 Days

Day: 14.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.87 AU - 4.37 AU

Year: 2467 Days

Day: 12.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,314,493 km

• M1: 154,983 km (0.106 R)

Asteroid Belt

Center: 6.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.4

Radius: 14.8

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.62 AU - 10.62 AU

Year: 9864 Days

Day: 15 Hours

Environment

Temp: -168 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 41,314,493 km

• M1: 185,202 km (0.056 R)
• M2: 1,059,751 km (0.088 R)
• M3: 1,664,725 km (0.092 R)
• M4: 2,616,168 km (0.082 R)
• M5: 4,877,639 km (0.044 R)
• M6: 5,724,512 km (0.102 R)
• M7: 8,467,090 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.4

Radius: 6.1

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 11.76 AU - 15.68 AU

Year: 18201 Days

Day: 21.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,314,493 km

• M1: 75,846 km (0.111 R)
• M2: 293,062 km (0.105 R)
• M3: 924,216 km (0.088 R)
• M4: 1,304,344 km (0.108 R)
• M5: 1,739,973 km (0.111 R)
• M6: 2,734,948 km (0.088 R)
• M7: 6,009,197 km (0.071 R)
• M8: 7,592,990 km (0.08 R)
• M9: 13,505,696 km (0.069 R)
• M10: 20,953,426 km (0.083 R)
• M11: 21,588,469 km (0.075 R)
• M12: 23,231,951 km (0.04 R)
• M13: 26,766,051 km (0.086 R)
• M14: 27,892,373 km (0.093 R)
• M15: 28,274,746 km (0.119 R)
• M16: 33,139,519 km (0.114 R)
• M17: 37,480,849 km (0.105 R)
• M18: 40,332,633 km (0.081 R)
• M19: 40,698,998 km (0.103 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 13,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit