🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.64 AU - 0.9 AU

Year: 247 Days

Day: 37.2 Hours

Environment

Temp: 129 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.3 AU - 1.36 AU

Year: 560 Days

Day: 34.1 Hours

Environment

Temp: -16 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.82 AU - 2.34 AU

Year: 1096 Days

Day: 23.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.67 AU - 3.53 AU

Year: 1994 Days

Day: 14.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 14.2

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.77 AU - 11.65 AU

Year: 11051 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,453,616 km

• M1: 177,423 km (0.041 R)
• M2: 674,238 km (0.12 R)
• M3: 1,520,662 km (0.081 R)
• M4: 2,714,902 km (0.1 R)
• M5: 3,916,771 km (0.056 R)
• M6: 4,379,328 km (0.103 R)
• M7: 5,715,835 km (0.094 R)
• M8: 8,585,422 km (0.062 R)
• M9: 9,419,580 km (0.119 R)
• M10: 11,909,486 km (0.119 R)
• M11: 12,711,780 km (0.119 R)
• M12: 15,270,053 km (0.118 R)
• M13: 19,063,556 km (0.04 R)
• M14: 20,241,938 km (0.096 R)
• M15: 25,633,146 km (0.116 R)
• M16: 30,624,779 km (0.113 R)
• M17: 31,479,282 km (0.086 R)
• M18: 40,921,151 km (0.092 R)
• M19: 45,587,408 km (0.112 R)
• M20: 47,265,597 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.1

Radius: 3.7

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 16.4 AU - 20.08 AU

Year: 28453 Days

Day: 21.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 99.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,453,616 km

• M1: 59,690 km (0.101 R)
• M2: 181,761 km (0.117 R)
• M3: 638,035 km (0.084 R)
• M4: 918,232 km (0.085 R)
• M5: 1,214,286 km (0.106 R)
• M6: 3,148,886 km (0.114 R)
• M7: 4,002,341 km (0.067 R)
• M8: 5,971,947 km (0.047 R)
• M9: 7,064,011 km (0.066 R)
• M10: 7,428,432 km (0.084 R)
• M11: 8,596,492 km (0.061 R)
• M12: 10,806,651 km (0.103 R)
• M13: 12,070,304 km (0.117 R)
• M14: 12,299,638 km (0.114 R)
• M15: 13,185,856 km (0.1 R)
• M16: 21,604,924 km (0.051 R)
• M17: 23,956,453 km (0.094 R)
• M18: 25,054,203 km (0.096 R)
• M19: 30,410,704 km (0.025 R)
• M20: 33,919,522 km (0.03 R)
• M21: 36,363,054 km (0.079 R)
• M22: 42,913,496 km (0.06 R)
• M23: 45,076,681 km (0.094 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 11,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit