🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.48 AU - 0.62 AU

Year: 151 Days

Day: 20.4 Hours

Environment

Temp: 165 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.79 AU - 1.25 AU

Year: 382 Days

Day: 26.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.8 AU - 2.62 AU

Year: 1218 Days

Day: 38.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,799,182 km

• M1: 1,346,979 km (0.037 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.46 AU - 3.28 AU

Year: 1803 Days

Day: 14.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.6

Radius: 13.5

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.32 AU - 11.14 AU

Year: 11256 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,799,182 km

• M1: 170,242 km (0.101 R)
• M2: 914,193 km (0.037 R)
• M3: 1,457,532 km (0.077 R)
• M4: 2,129,376 km (0.115 R)
• M5: 4,122,319 km (0.092 R)
• M6: 4,569,168 km (0.054 R)
• M7: 6,108,829 km (0.093 R)
• M8: 6,852,031 km (0.112 R)
• M9: 9,407,612 km (0.05 R)
• M10: 10,701,783 km (0.06 R)
• M11: 11,278,782 km (0.106 R)
• M12: 14,803,906 km (0.1 R)
• M13: 15,689,525 km (0.035 R)
• M14: 16,434,972 km (0.056 R)
• M15: 18,370,619 km (0.085 R)
• M16: 23,347,889 km (0.049 R)
• M17: 24,471,668 km (0.033 R)
• M18: 27,152,313 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236

Radius: 3.2

Gravity: 23.05 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.72 AU - 17.82 AU

Year: 24338 Days

Day: 18.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,799,182 km

• M1: 40,691 km (0.104 R)
• M2: 338,241 km (0.034 R)
• M3: 922,420 km (0.116 R)
• M4: 1,568,085 km (0.118 R)
• M5: 2,068,340 km (0.105 R)
• M6: 2,712,359 km (0.116 R)
• M7: 3,295,491 km (0.04 R)
• M8: 5,838,954 km (0.085 R)
• M9: 7,364,554 km (0.068 R)
• M10: 10,370,872 km (0.033 R)
• M11: 10,483,071 km (0.113 R)
• M12: 10,596,167 km (0.117 R)
• M13: 13,361,633 km (0.117 R)
• M14: 13,628,516 km (0.114 R)
• M15: 16,957,966 km (0.065 R)
• M16: 19,144,488 km (0.084 R)
• M17: 23,871,033 km (0.103 R)
• M18: 25,264,687 km (0.08 R)
• M19: 28,984,288 km (0.095 R)
• M20: 31,148,670 km (0.092 R)
• M21: 33,540,591 km (0.111 R)
• M22: 41,728,531 km (0.106 R)
• M23: 48,284,059 km (0.037 R)
• M24: 49,069,897 km (0.119 R)
• M25: 49,545,319 km (0.067 R)
• M26: 50,023,882 km (0.087 R)
• M27: 50,505,588 km (0.099 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: 239 - 12,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit