🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.54 AU - 0.6 AU

Year: 158 Days

Day: 19.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.67 AU - 1.05 AU

Year: 293 Days

Day: 27.5 Hours

Environment

Temp: 93 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,054,651 km

• M1: 41,439 km (0.116 R)

Asteroid Belt

Center: 3.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.6

Radius: 14.2

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.05 AU - 5.29 AU

Year: 4315 Days

Day: 7.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,054,651 km

• M1: 177,273 km (0.117 R)
• M2: 734,974 km (0.073 R)
• M3: 1,347,877 km (0.098 R)
• M4: 1,794,127 km (0.111 R)
• M5: 2,385,488 km (0.113 R)
• M6: 2,895,916 km (0.084 R)
• M7: 4,984,451 km (0.098 R)
• M8: 5,635,651 km (0.099 R)
• M9: 7,833,992 km (0.115 R)
• M10: 8,427,147 km (0.07 R)
• M11: 9,012,823 km (0.036 R)
• M12: 9,547,486 km (0.1 R)
• M13: 10,554,878 km (0.095 R)
• M14: 12,312,952 km (0.08 R)
• M15: 16,068,457 km (0.085 R)
• M16: 17,143,916 km (0.077 R)
• M17: 17,788,234 km (0.096 R)
• M18: 20,397,969 km (0.106 R)
• M19: 21,055,152 km (0.117 R)
• M20: 24,629,195 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.1

Radius: 12.4

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.32 AU - 5.32 AU

Year: 4504 Days

Day: 6.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,054,651 km

• M1: 154,235 km (0.053 R)
• M2: 555,158 km (0.105 R)
• M3: 1,030,879 km (0.069 R)
• M4: 1,456,485 km (0.079 R)
• M5: 1,890,319 km (0.062 R)
• M6: 2,283,911 km (0.048 R)
• M7: 3,261,084 km (0.114 R)
• M8: 3,767,473 km (0.113 R)
• M9: 5,046,983 km (0.106 R)
• M10: 6,059,312 km (0.119 R)
• M11: 6,862,204 km (0.039 R)
• M12: 8,028,918 km (0.097 R)
• M13: 8,601,130 km (0.11 R)
• M14: 10,042,804 km (0.102 R)
• M15: 10,617,410 km (0.064 R)
• M16: 13,558,803 km (0.051 R)
• M17: 15,975,257 km (0.049 R)
• M18: 16,820,485 km (0.092 R)
• M19: 17,379,383 km (0.102 R)
• M20: 17,950,697 km (0.115 R)
• M21: 19,603,604 km (0.088 R)
• M22: 20,713,471 km (0.034 R)
• M23: 23,210,409 km (0.117 R)
• M24: 26,899,193 km (0.113 R)
• M25: 30,136,940 km (0.095 R)
• M26: 30,593,513 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 12,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit