🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.95 AU - 2.11 AU

Year: 1084 Days

Day: 40.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.61 AU - 3.11 AU

Year: 1812 Days

Day: 48 Hours

Environment

Temp: -109 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.3

Radius: 14.2

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.1 AU - 7.1 AU

Year: 5646 Days

Day: 14 Hours

Environment

Temp: -148 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,215,448 km

• M1: 176,675 km (0.1 R)
• M2: 2,396,109 km (0.099 R)
• M3: 2,887,089 km (0.076 R)
• M4: 5,238,917 km (0.1 R)
• M5: 5,978,679 km (0.101 R)
• M6: 7,072,389 km (0.108 R)
• M7: 7,744,083 km (0.086 R)
• M8: 8,581,233 km (0.08 R)
• M9: 9,433,941 km (0.084 R)
• M10: 9,926,567 km (0.057 R)
• M11: 11,711,269 km (0.087 R)
• M12: 12,869,306 km (0.119 R)
• M13: 14,747,508 km (0.114 R)
• M14: 18,830,632 km (0.115 R)
• M15: 20,567,014 km (0.119 R)
• M16: 22,408,115 km (0.117 R)
• M17: 33,597,887 km (0.055 R)
• M18: 34,538,857 km (0.105 R)
• M19: 36,582,813 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.7

Radius: 14

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.62 AU - 8.6 AU

Year: 7867 Days

Day: 11.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,215,448 km

• M1: 176,974 km (0.068 R)
• M2: 849,566 km (0.1 R)
• M3: 1,481,917 km (0.111 R)
• M4: 1,950,906 km (0.076 R)
• M5: 2,728,366 km (0.115 R)
• M6: 3,862,019 km (0.058 R)
• M7: 5,403,325 km (0.087 R)
• M8: 6,155,055 km (0.085 R)
• M9: 6,705,425 km (0.045 R)
• M10: 8,207,238 km (0.114 R)
• M11: 8,834,951 km (0.112 R)
• M12: 10,727,963 km (0.073 R)
• M13: 12,165,299 km (0.114 R)
• M14: 13,404,867 km (0.117 R)
• M15: 18,477,431 km (0.078 R)
• M16: 18,944,925 km (0.09 R)
• M17: 21,844,281 km (0.027 R)
• M18: 24,704,443 km (0.089 R)
• M19: 25,190,636 km (0.111 R)
• M20: 26,687,961 km (0.097 R)
• M21: 30,783,203 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178

Radius: 7.5

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.82 AU - 19.42 AU

Year: 24254 Days

Day: 15.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,215,448 km

• M1: 94,845 km (0.098 R)
• M2: 688,300 km (0.044 R)
• M3: 2,147,178 km (0.094 R)
• M4: 2,559,320 km (0.111 R)
• M5: 5,116,247 km (0.082 R)
• M6: 5,528,988 km (0.084 R)
• M7: 6,151,315 km (0.12 R)
• M8: 10,463,473 km (0.087 R)
• M9: 20,411,433 km (0.104 R)
• M10: 28,104,653 km (0.113 R)
• M11: 35,769,150 km (0.085 R)
• M12: 40,411,471 km (0.085 R)
• M13: 43,296,765 km (0.045 R)
• M14: 53,416,313 km (0.097 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 18,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit