🌌 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: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.61 AU - 0.61 AU

Year: 167 Days

Day: 24 Hours

Environment

Temp: 181 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,786,308 km

• M1: 23,936 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.65 AU - 0.67 AU

Year: 188 Days

Day: 18 Hours

Environment

Temp: 171 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.81 AU - 1.09 AU

Year: 324 Days

Day: 38.3 Hours

Environment

Temp: 96 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.92 AU - 2.62 AU

Year: 1197 Days

Day: 43.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.35 AU - 5.47 AU

Year: 3240 Days

Day: 14 Hours

Environment

Temp: -111 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,786,308 km

• M1: 47,123 km (0.105 R)
• M2: 1,078,900 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.8

Radius: 14.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.65 AU - 11.53 AU

Year: 11213 Days

Day: 13.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,786,308 km

• M1: 184,305 km (0.098 R)
• M2: 1,159,084 km (0.079 R)
• M3: 1,907,822 km (0.079 R)
• M4: 2,582,209 km (0.092 R)
• M5: 3,388,242 km (0.081 R)
• M6: 5,713,741 km (0.119 R)
• M7: 7,463,139 km (0.039 R)
• M8: 8,531,118 km (0.109 R)
• M9: 10,110,871 km (0.09 R)
• M10: 10,588,537 km (0.103 R)
• M11: 11,936,713 km (0.069 R)
• M12: 12,531,215 km (0.098 R)
• M13: 15,805,613 km (0.113 R)
• M14: 16,669,242 km (0.094 R)
• M15: 18,490,895 km (0.062 R)
• M16: 19,859,417 km (0.091 R)
• M17: 21,817,054 km (0.064 R)
• M18: 22,707,162 km (0.075 R)
• M19: 23,900,354 km (0.116 R)
• M20: 24,465,086 km (0.075 R)
• M21: 26,212,689 km (0.088 R)
• M22: 28,776,198 km (0.103 R)
• M23: 30,612,063 km (0.114 R)
• M24: 33,452,328 km (0.084 R)
• M25: 39,260,166 km (0.063 R)
• M26: 49,105,351 km (0.091 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 19,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit