🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.44 AU - 0.62 AU

Year: 165 Days

Day: 18.2 Hours

Environment

Temp: 117 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.26 AU - 1.8 AU

Year: 809 Days

Day: 13.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.9

Radius: 10.2

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.71 AU - 6.43 AU

Year: 6393 Days

Day: 10.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,005,372 km

• M1: 126,859 km (0.112 R)
• M2: 523,593 km (0.089 R)
• M3: 1,034,619 km (0.11 R)
• M4: 3,357,724 km (0.086 R)
• M5: 3,832,697 km (0.108 R)
• M6: 4,443,057 km (0.033 R)
• M7: 6,518,578 km (0.092 R)
• M8: 13,662,325 km (0.068 R)
• M9: 14,008,943 km (0.116 R)
• M10: 14,463,272 km (0.08 R)
• M11: 19,940,050 km (0.077 R)
• M12: 21,967,999 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.7

Radius: 9.1

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.26 AU - 7.88 AU

Year: 8036 Days

Day: 10 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,005,372 km

• M1: 113,545 km (0.111 R)
• M2: 454,179 km (0.114 R)
• M3: 818,300 km (0.029 R)
• M4: 1,253,032 km (0.109 R)
• M5: 2,484,073 km (0.063 R)
• M6: 3,318,978 km (0.107 R)
• M7: 5,110,114 km (0.12 R)
• M8: 6,767,658 km (0.106 R)
• M9: 8,095,040 km (0.032 R)
• M10: 9,013,421 km (0.115 R)
• M11: 9,999,870 km (0.116 R)
• M12: 10,375,959 km (0.075 R)
• M13: 13,054,509 km (0.106 R)
• M14: 13,390,655 km (0.075 R)
• M15: 14,021,958 km (0.071 R)
• M16: 22,015,271 km (0.081 R)
• M17: 28,013,697 km (0.079 R)
• M18: 32,806,663 km (0.119 R)
• M19: 33,324,422 km (0.095 R)
• M20: 33,847,715 km (0.111 R)
• M21: 34,164,264 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 17,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit