🌌 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: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.45 AU - 0.71 AU

Year: 158 Days

Day: 17.5 Hours

Environment

Temp: 228 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.46 AU - 0.7 AU

Year: 158 Days

Day: 39.7 Hours

Environment

Temp: 255 °C

Axial Tilt: 46.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,453,220 km

• M1: 64,925 km (0.07 R)
• M2: 463,454 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.48 AU - 0.72 AU

Year: 166 Days

Day: 16.9 Hours

Environment

Temp: 183 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.56 AU - 0.72 AU

Year: 183 Days

Day: 33.7 Hours

Environment

Temp: 165 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,453,220 km

• M1: 419,772 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.61 AU - 0.83 AU

Year: 219 Days

Day: 17.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,453,220 km

• M1: 258,655 km (0.032 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.94 AU - 2.86 AU

Year: 1332 Days

Day: 47.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,453,220 km

• M1: 354,098 km (0.11 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.06 AU - 3.42 AU

Year: 1624 Days

Day: 38.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.96 AU - 3.14 AU

Year: 1908 Days

Day: 30.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.7 AU - 3.88 AU

Year: 2137 Days

Day: 23.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,453,220 km

• M1: 1,057,358 km (0.091 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.2

Radius: 9.8

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.4 AU - 8.04 AU

Year: 7682 Days

Day: 5.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,453,220 km

• M1: 147,803 km (0.054 R)
• M2: 470,784 km (0.104 R)
• M3: 1,022,801 km (0.054 R)
• M4: 1,484,609 km (0.084 R)
• M5: 2,081,954 km (0.09 R)
• M6: 2,773,545 km (0.049 R)
• M7: 3,227,275 km (0.032 R)
• M8: 3,634,779 km (0.109 R)
• M9: 4,231,525 km (0.063 R)
• M10: 6,280,867 km (0.054 R)
• M11: 6,918,602 km (0.094 R)
• M12: 8,745,492 km (0.061 R)
• M13: 9,678,234 km (0.073 R)
• M14: 10,973,153 km (0.116 R)
• M15: 11,532,649 km (0.097 R)
• M16: 13,497,169 km (0.099 R)
• M17: 15,739,042 km (0.08 R)
• M18: 20,410,984 km (0.113 R)
• M19: 21,179,319 km (0.076 R)
• M20: 21,570,816 km (0.099 R)
• M21: 22,610,970 km (0.116 R)
• M22: 23,433,758 km (0.084 R)
• M23: 28,036,586 km (0.043 R)
• M24: 29,956,674 km (0.037 R)
• M25: 30,351,014 km (0.047 R)
• M26: 35,466,214 km (0.065 R)
• M27: 38,749,439 km (0.109 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 18,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit