🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.49 AU - 0.59 AU

Year: 144 Days

Day: 46.2 Hours

Environment

Temp: 185 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,831,591 km

• M1: 166,652 km (0.081 R)
• M2: 305,928 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.51 AU - 0.71 AU

Year: 173 Days

Day: 35.7 Hours

Environment

Temp: 167 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.51 AU - 1.55 AU

Year: 688 Days

Day: 32.4 Hours

Environment

Temp: -31 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.54 AU - 5.22 AU

Year: 3918 Days

Day: 15.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,831,591 km

• M1: 627,264 km (0.108 R)
• M2: 806,183 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.4

Radius: 12.1

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.09 AU - 12.13 AU

Year: 11683 Days

Day: 13.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,831,591 km

• M1: 150,495 km (0.108 R)
• M2: 756,367 km (0.081 R)
• M3: 1,471,744 km (0.104 R)
• M4: 1,902,287 km (0.068 R)
• M5: 2,478,089 km (0.103 R)
• M6: 3,025,019 km (0.077 R)
• M7: 4,609,709 km (0.118 R)
• M8: 7,491,113 km (0.119 R)
• M9: 9,082,685 km (0.102 R)
• M10: 9,694,989 km (0.059 R)
• M11: 12,057,289 km (0.102 R)
• M12: 13,633,153 km (0.111 R)
• M13: 17,266,885 km (0.089 R)
• M14: 21,322,933 km (0.092 R)
• M15: 26,075,507 km (0.043 R)
• M16: 30,804,595 km (0.058 R)
• M17: 43,188,756 km (0.09 R)
• M18: 46,696,527 km (0.075 R)
• M19: 48,519,676 km (0.109 R)
• M20: 50,547,774 km (0.085 R)
• M21: 52,145,928 km (0.083 R)
• M22: 57,486,123 km (0.105 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 14,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit