🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.4 AU - 3.6 AU

Year: 1968 Days

Day: 43.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,631,139 km

• M1: 42,785 km (0.118 R)

Asteroid Belt

Center: 3.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.8

Radius: 14.3

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.29 AU - 5.51 AU

Year: 4108 Days

Day: 12.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,631,139 km

• M1: 180,565 km (0.09 R)
• M2: 742,903 km (0.092 R)
• M3: 1,196,933 km (0.089 R)
• M4: 1,718,431 km (0.102 R)
• M5: 2,269,250 km (0.099 R)
• M6: 4,092,848 km (0.084 R)
• M7: 4,597,741 km (0.092 R)
• M8: 6,916,358 km (0.11 R)
• M9: 8,330,806 km (0.116 R)
• M10: 10,669,320 km (0.107 R)
• M11: 12,404,207 km (0.071 R)
• M12: 12,954,577 km (0.094 R)
• M13: 13,625,972 km (0.109 R)
• M14: 14,320,555 km (0.025 R)
• M15: 15,207,671 km (0.109 R)
• M16: 16,666,848 km (0.113 R)
• M17: 17,337,645 km (0.114 R)
• M18: 19,592,833 km (0.068 R)
• M19: 24,057,432 km (0.081 R)
• M20: 27,694,306 km (0.095 R)
• M21: 28,463,388 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 11.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.9 AU - 8.04 AU

Year: 6233 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,631,139 km

• M1: 139,425 km (0.118 R)
• M2: 552,764 km (0.106 R)
• M3: 3,726,932 km (0.116 R)
• M4: 5,591,819 km (0.081 R)
• M5: 6,901,997 km (0.094 R)
• M6: 7,411,976 km (0.096 R)
• M7: 8,643,316 km (0.094 R)
• M8: 9,819,155 km (0.097 R)
• M9: 10,387,777 km (0.086 R)
• M10: 10,898,055 km (0.109 R)
• M11: 13,751,934 km (0.109 R)
• M12: 14,706,817 km (0.114 R)
• M13: 16,221,496 km (0.108 R)
• M14: 16,642,314 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 12.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.46 AU - 8.74 AU

Year: 7935 Days

Day: 9.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,631,139 km

• M1: 161,865 km (0.045 R)
• M2: 694,882 km (0.086 R)
• M3: 1,157,738 km (0.094 R)
• M4: 1,950,158 km (0.065 R)
• M5: 2,952,912 km (0.117 R)
• M6: 3,617,875 km (0.094 R)
• M7: 4,801,044 km (0.113 R)
• M8: 5,279,010 km (0.081 R)
• M9: 9,070,418 km (0.104 R)
• M10: 9,804,046 km (0.112 R)
• M11: 10,927,376 km (0.109 R)
• M12: 16,027,168 km (0.108 R)
• M13: 18,434,946 km (0.093 R)
• M14: 20,066,460 km (0.111 R)
• M15: 23,360,605 km (0.067 R)
• M16: 24,563,522 km (0.066 R)
• M17: 25,358,485 km (0.072 R)
• M18: 29,198,213 km (0.114 R)
• M19: 34,604,680 km (0.118 R)
• M20: 35,268,596 km (0.078 R)
• M21: 38,243,948 km (0.069 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 16,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit