🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.62 AU - 2.4 AU

Year: 1046 Days

Day: 33 Hours

Environment

Temp: -78 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.9 AU - 2.36 AU

Year: 1141 Days

Day: 17.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,905,663 km

• M1: 492,626 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.03 AU - 2.25 AU

Year: 1149 Days

Day: 24.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.9 AU - 3.04 AU

Year: 1425 Days

Day: 19.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.67 AU - 4.45 AU

Year: 2466 Days

Day: 47 Hours

Environment

Temp: -108 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,905,663 km

• M1: 1,342,641 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.8

Radius: 5.6

Gravity: 24.55 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.83 AU - 16.93 AU

Year: 21071 Days

Day: 22.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,905,663 km

• M1: 69,713 km (0.116 R)
• M2: 596,297 km (0.111 R)
• M3: 795,561 km (0.104 R)
• M4: 1,771,538 km (0.111 R)
• M5: 2,128,179 km (0.113 R)
• M6: 3,343,213 km (0.101 R)
• M7: 5,151,552 km (0.109 R)
• M8: 5,546,341 km (0.11 R)
• M9: 8,192,129 km (0.091 R)
• M10: 8,840,187 km (0.084 R)
• M11: 9,995,382 km (0.111 R)
• M12: 11,576,482 km (0.103 R)
• M13: 12,813,207 km (0.108 R)
• M14: 20,049,107 km (0.087 R)
• M15: 24,244,729 km (0.097 R)
• M16: 30,360,888 km (0.113 R)
• M17: 31,255,633 km (0.098 R)
• M18: 34,044,735 km (0.082 R)
• M19: 38,015,811 km (0.111 R)
• M20: 39,656,750 km (0.09 R)
• M21: 39,960,134 km (0.102 R)
• M22: 42,284,736 km (0.087 R)
• M23: 42,601,285 km (0.075 R)
• M24: 47,031,775 km (0.07 R)
• M25: 47,371,662 km (0.087 R)
• M26: 66,962,400 km (0.086 R)
• M27: 67,177,223 km (0.065 R)
• M28: 67,824,683 km (0.094 R)
• M29: 68,476,181 km (0.112 R)
• M30: 70,455,660 km (0.051 R)
• M31: 74,759,142 km (0.111 R)
• M32: 76,387,814 km (0.073 R)
• M33: 78,277,983 km (0.117 R)
• M34: 80,441,468 km (0.093 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 13,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit