🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.42 AU - 1.56 AU

Year: 675 Days

Day: 38.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,075,752 km

• M1: 43,383 km (0.111 R)
• M2: 953,088 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.3 AU - 2.16 AU

Year: 844 Days

Day: 29.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,075,752 km

• M1: 1,009,038 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.47 AU - 2.69 AU

Year: 1537 Days

Day: 40.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.85 AU - 3.89 AU

Year: 2823 Days

Day: 41.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,075,752 km

• M1: 1,657,694 km (0.097 R)

Asteroid Belt

Center: 6.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.2

Radius: 8.9

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.49 AU - 10.53 AU

Year: 10030 Days

Day: 8.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,075,752 km

• M1: 111,750 km (0.076 R)
• M2: 455,974 km (0.1 R)
• M3: 847,173 km (0.092 R)
• M4: 1,313,619 km (0.099 R)
• M5: 1,614,311 km (0.115 R)
• M6: 2,700,391 km (0.073 R)
• M7: 3,362,212 km (0.086 R)
• M8: 5,005,545 km (0.036 R)
• M9: 6,723,975 km (0.075 R)
• M10: 7,044,564 km (0.047 R)
• M11: 8,247,929 km (0.1 R)
• M12: 9,785,047 km (0.067 R)
• M13: 11,447,827 km (0.111 R)
• M14: 11,847,852 km (0.098 R)
• M15: 12,981,056 km (0.109 R)
• M16: 13,861,140 km (0.12 R)
• M17: 14,580,108 km (0.106 R)
• M18: 15,669,928 km (0.103 R)
• M19: 17,405,263 km (0.086 R)
• M20: 24,112,783 km (0.079 R)
• M21: 24,961,003 km (0.064 R)
• M22: 27,829,393 km (0.116 R)
• M23: 31,687,073 km (0.087 R)
• M24: 34,685,014 km (0.062 R)
• M25: 37,116,129 km (0.093 R)
• M26: 37,867,111 km (0.026 R)
• M27: 38,246,341 km (0.059 R)
• M28: 40,575,281 km (0.119 R)
• M29: 42,314,955 km (0.11 R)
• M30: 43,686,617 km (0.033 R)
• M31: 45,799,239 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 19,899 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit