🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.17 AU - 4.65 AU

Year: 2783 Days

Day: 18.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.6

Radius: 11.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.77 AU - 9.74 AU

Year: 8528 Days

Day: 12.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,023,703 km

• M1: 143,614 km (0.111 R)
• M2: 505,790 km (0.101 R)
• M3: 909,854 km (0.043 R)
• M4: 1,430,305 km (0.109 R)
• M5: 2,008,202 km (0.065 R)
• M6: 2,369,331 km (0.118 R)
• M7: 4,772,172 km (0.096 R)
• M8: 6,165,377 km (0.095 R)
• M9: 6,594,873 km (0.081 R)
• M10: 7,440,250 km (0.102 R)
• M11: 8,556,549 km (0.087 R)
• M12: 9,261,006 km (0.102 R)
• M13: 10,138,846 km (0.098 R)
• M14: 10,691,610 km (0.111 R)
• M15: 11,558,380 km (0.087 R)
• M16: 12,419,466 km (0.052 R)
• M17: 13,874,305 km (0.063 R)
• M18: 17,184,158 km (0.087 R)
• M19: 18,508,249 km (0.084 R)
• M20: 19,970,418 km (0.099 R)
• M21: 20,913,483 km (0.053 R)
• M22: 21,583,532 km (0.071 R)
• M23: 22,267,793 km (0.112 R)
• M24: 24,001,482 km (0.105 R)
• M25: 26,855,211 km (0.112 R)
• M26: 27,914,215 km (0.112 R)
• M27: 29,461,954 km (0.109 R)
• M28: 30,115,547 km (0.046 R)
• M29: 30,778,864 km (0.086 R)
• M30: 31,840,860 km (0.05 R)
• M31: 33,127,252 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.1

Radius: 15

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 9.63 AU - 10.39 AU

Year: 11398 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,023,703 km

• M1: 193,580 km (0.076 R)
• M2: 664,663 km (0.08 R)
• M3: 1,353,113 km (0.092 R)
• M4: 2,602,105 km (0.079 R)
• M5: 4,621,377 km (0.061 R)
• M6: 5,374,902 km (0.105 R)
• M7: 7,466,280 km (0.096 R)
• M8: 10,013,333 km (0.082 R)
• M9: 10,919,149 km (0.058 R)
• M10: 12,696,820 km (0.077 R)
• M11: 20,310,155 km (0.091 R)
• M12: 27,513,891 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.2

Radius: 12.2

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.69 AU - 12.35 AU

Year: 13166 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,023,703 km

• M1: 162,613 km (0.114 R)
• M2: 758,162 km (0.097 R)
• M3: 1,202,019 km (0.106 R)
• M4: 2,141,344 km (0.072 R)
• M5: 3,793,802 km (0.118 R)
• M6: 5,640,737 km (0.111 R)
• M7: 6,174,054 km (0.111 R)
• M8: 7,166,785 km (0.066 R)
• M9: 7,701,598 km (0.12 R)
• M10: 10,112,367 km (0.065 R)
• M11: 10,501,920 km (0.097 R)
• M12: 11,914,124 km (0.117 R)
• M13: 13,250,631 km (0.097 R)
• M14: 15,696,407 km (0.091 R)
• M15: 17,858,994 km (0.114 R)
• M16: 19,520,577 km (0.093 R)
• M17: 27,960,440 km (0.081 R)
• M18: 30,889,268 km (0.1 R)
• M19: 33,769,176 km (0.11 R)
• M20: 39,095,309 km (0.11 R)
• M21: 50,079,533 km (0.119 R)
• M22: 56,620,550 km (0.099 R)
• M23: 59,641,978 km (0.117 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 11,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit