🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.82 AU - 0.88 AU

Year: 289 Days

Day: 30.7 Hours

Environment

Temp: 103 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.81 AU - 1.87 AU

Year: 921 Days

Day: 19.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.57 AU - 2.61 AU

Year: 1115 Days

Day: 18.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,691,195 km

• M1: 15,109 km (0.097 R)
• M2: 61,036 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.94 AU - 2.64 AU

Year: 1279 Days

Day: 16.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.3 AU - 2.88 AU

Year: 1538 Days

Day: 33.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.3 AU - 4.8 AU

Year: 3581 Days

Day: 23 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.5

Radius: 11.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.28 AU - 8.6 AU

Year: 7487 Days

Day: 7.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,691,195 km

• M1: 150,196 km (0.11 R)
• M2: 584,030 km (0.116 R)
• M3: 1,038,508 km (0.048 R)
• M4: 1,745,358 km (0.089 R)
• M5: 2,658,205 km (0.118 R)
• M6: 3,913,630 km (0.107 R)
• M7: 4,524,887 km (0.103 R)
• M8: 6,642,744 km (0.101 R)
• M9: 9,889,616 km (0.095 R)
• M10: 11,223,131 km (0.114 R)
• M11: 18,875,661 km (0.112 R)
• M12: 19,661,947 km (0.063 R)
• M13: 24,340,471 km (0.099 R)
• M14: 25,100,877 km (0.091 R)
• M15: 25,877,140 km (0.075 R)
• M16: 29,521,943 km (0.108 R)
• M17: 31,071,179 km (0.08 R)
• M18: 33,703,203 km (0.094 R)
• M19: 36,920,904 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.6

Radius: 13.6

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.4 AU - 12.88 AU

Year: 15606 Days

Day: 7 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,691,195 km

• M1: 169,195 km (0.1 R)
• M2: 1,035,666 km (0.097 R)
• M3: 1,688,960 km (0.106 R)
• M4: 2,974,604 km (0.1 R)
• M5: 3,942,053 km (0.112 R)
• M6: 4,865,222 km (0.034 R)
• M7: 5,723,914 km (0.106 R)
• M8: 8,336,042 km (0.077 R)
• M9: 9,005,193 km (0.1 R)
• M10: 9,470,892 km (0.107 R)
• M11: 13,256,615 km (0.091 R)
• M12: 14,169,312 km (0.112 R)
• M13: 19,297,078 km (0.104 R)
• M14: 21,277,006 km (0.09 R)
• M15: 22,528,093 km (0.079 R)
• M16: 31,722,976 km (0.067 R)
• M17: 35,501,220 km (0.099 R)
• M18: 39,942,781 km (0.115 R)
• M19: 40,444,084 km (0.109 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 12,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit