🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.39 AU - 0.65 AU

Year: 135 Days

Day: 38 Hours

Environment

Temp: 257 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,704,916 km

• M1: 57,446 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.5 AU - 0.68 AU

Year: 163 Days

Day: 17.4 Hours

Environment

Temp: 217 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.35 AU - 3.07 AU

Year: 1606 Days

Day: 40.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.89 AU - 3.31 AU

Year: 1964 Days

Day: 39.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,704,916 km

• M1: 1,566,439 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.06 AU - 4.5 AU

Year: 3187 Days

Day: 38 Hours

Environment

Temp: -120 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 14.2

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 11.56 AU - 13.24 AU

Year: 15715 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,704,916 km

• M1: 176,675 km (0.11 R)
• M2: 718,519 km (0.109 R)
• M3: 1,695,393 km (0.12 R)
• M4: 2,937,504 km (0.115 R)
• M5: 3,515,700 km (0.118 R)
• M6: 4,059,787 km (0.093 R)
• M7: 5,220,966 km (0.025 R)
• M8: 6,256,931 km (0.055 R)
• M9: 7,676,166 km (0.057 R)
• M10: 8,282,785 km (0.078 R)
• M11: 9,348,820 km (0.096 R)
• M12: 10,662,139 km (0.12 R)
• M13: 15,887,743 km (0.053 R)
• M14: 20,738,753 km (0.089 R)
• M15: 21,576,800 km (0.043 R)
• M16: 28,598,775 km (0.086 R)
• M17: 29,427,547 km (0.05 R)
• M18: 31,350,777 km (0.102 R)
• M19: 36,282,720 km (0.084 R)
• M20: 37,993,970 km (0.103 R)
• M21: 39,122,237 km (0.116 R)
• M22: 41,445,492 km (0.112 R)
• M23: 45,379,766 km (0.055 R)
• M24: 49,704,940 km (0.07 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 15,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit