🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.58 AU - 0.64 AU

Year: 170 Days

Day: 32.9 Hours

Environment

Temp: 159 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.6 AU - 0.7 AU

Year: 187 Days

Day: 32.7 Hours

Environment

Temp: 178 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.69 AU - 0.97 AU

Year: 270 Days

Day: 18.8 Hours

Environment

Temp: 148 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.88 AU - 1 AU

Year: 325 Days

Day: 28.3 Hours

Environment

Temp: 115 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,380,224 km

• M1: 44,730 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.01 AU - 2.15 AU

Year: 1069 Days

Day: 44.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.7

Radius: 9.9

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.24 AU - 11.42 AU

Year: 10986 Days

Day: 12 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,380,224 km

• M1: 123,119 km (0.073 R)
• M2: 457,021 km (0.086 R)
• M3: 934,538 km (0.11 R)
• M4: 1,250,040 km (0.119 R)
• M5: 2,275,683 km (0.117 R)
• M6: 2,620,356 km (0.085 R)
• M7: 3,118,517 km (0.093 R)
• M8: 3,983,343 km (0.113 R)
• M9: 4,549,570 km (0.094 R)
• M10: 5,732,740 km (0.045 R)
• M11: 7,194,760 km (0.114 R)
• M12: 7,673,772 km (0.12 R)
• M13: 8,551,313 km (0.056 R)
• M14: 10,071,078 km (0.107 R)
• M15: 17,576,254 km (0.069 R)
• M16: 19,427,527 km (0.065 R)
• M17: 21,494,222 km (0.091 R)
• M18: 22,857,956 km (0.082 R)
• M19: 24,961,153 km (0.09 R)
• M20: 27,820,417 km (0.068 R)
• M21: 29,110,250 km (0.079 R)
• M22: 30,103,280 km (0.111 R)
• M23: 31,577,567 km (0.063 R)
• M24: 33,457,265 km (0.1 R)
• M25: 40,760,333 km (0.117 R)
• M26: 43,412,853 km (0.117 R)
• M27: 45,146,094 km (0.091 R)
• M28: 51,256,868 km (0.097 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 17,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit