🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.84 AU - 1.32 AU

Year: 414 Days

Day: 27.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.12 AU - 2.7 AU

Year: 1380 Days

Day: 16.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.22 AU - 3.7 AU

Year: 2375 Days

Day: 15.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 11.7

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5 AU - 5.12 AU

Year: 4200 Days

Day: 9.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,237,787 km

• M1: 152,590 km (0.107 R)
• M2: 557,102 km (0.116 R)
• M3: 1,041,800 km (0.106 R)
• M4: 2,080,158 km (0.071 R)
• M5: 7,996,455 km (0.046 R)
• M6: 9,050,970 km (0.097 R)
• M7: 11,980,246 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.2

Radius: 8.3

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.2 AU - 10.64 AU

Year: 11528 Days

Day: 10.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 27,237,787 km

• M1: 103,372 km (0.081 R)
• M2: 499,058 km (0.078 R)
• M3: 803,640 km (0.103 R)
• M4: 1,401,433 km (0.042 R)
• M5: 2,580,713 km (0.084 R)
• M6: 4,024,332 km (0.047 R)
• M7: 4,598,040 km (0.053 R)
• M8: 7,650,136 km (0.106 R)
• M9: 8,019,194 km (0.096 R)
• M10: 8,529,771 km (0.049 R)
• M11: 8,882,074 km (0.08 R)
• M12: 10,439,089 km (0.072 R)
• M13: 11,519,784 km (0.087 R)
• M14: 12,787,327 km (0.116 R)
• M15: 13,722,164 km (0.09 R)
• M16: 14,267,598 km (0.065 R)
• M17: 14,827,543 km (0.099 R)
• M18: 15,727,374 km (0.112 R)
• M19: 17,354,251 km (0.119 R)
• M20: 17,635,794 km (0.102 R)
• M21: 19,015,535 km (0.042 R)
• M22: 19,465,825 km (0.088 R)
• M23: 20,465,886 km (0.036 R)
• M24: 26,913,555 km (0.085 R)
• M25: 30,338,448 km (0.12 R)
• M26: 32,208,122 km (0.116 R)
• M27: 33,063,224 km (0.098 R)
• M28: 34,263,747 km (0.105 R)
• M29: 40,088,190 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.8

Radius: 6.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.13 AU - 16.71 AU

Year: 21263 Days

Day: 15.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,237,787 km

• M1: 93,050 km (0.109 R)
• M2: 892,351 km (0.069 R)
• M3: 1,596,957 km (0.075 R)
• M4: 2,920,599 km (0.042 R)
• M5: 3,749,371 km (0.061 R)
• M6: 5,085,729 km (0.073 R)
• M7: 6,307,645 km (0.101 R)
• M8: 14,567,841 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 15,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit