🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.79 AU - 0.85 AU

Year: 259 Days

Day: 32.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.99 AU - 1.03 AU

Year: 353 Days

Day: 21.8 Hours

Environment

Temp: 126 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,348,349 km

• M1: 236,215 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.07 AU - 1.47 AU

Year: 498 Days

Day: 13.9 Hours

Environment

Temp: 33 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.31 AU - 1.81 AU

Year: 679 Days

Day: 42.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.7 AU - 2.06 AU

Year: 898 Days

Day: 30.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,348,349 km

• M1: 1,163,572 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.71 AU - 2.39 AU

Year: 1022 Days

Day: 41.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.91 AU - 4.75 AU

Year: 2610 Days

Day: 47.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.7

Radius: 5.7

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 16.94 AU - 22.32 AU

Year: 30288 Days

Day: 16.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 85.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,348,349 km

• M1: 70,909 km (0.051 R)
• M2: 451,486 km (0.044 R)
• M3: 782,995 km (0.098 R)
• M4: 2,152,863 km (0.099 R)
• M5: 2,485,718 km (0.048 R)
• M6: 3,338,725 km (0.118 R)
• M7: 3,816,242 km (0.034 R)
• M8: 4,441,112 km (0.03 R)
• M9: 4,832,909 km (0.086 R)
• M10: 9,060,395 km (0.04 R)
• M11: 10,782,566 km (0.082 R)
• M12: 11,100,012 km (0.111 R)
• M13: 14,549,889 km (0.049 R)
• M14: 16,474,466 km (0.06 R)
• M15: 18,653,209 km (0.102 R)
• M16: 19,110,829 km (0.114 R)
• M17: 22,526,597 km (0.046 R)
• M18: 24,759,944 km (0.108 R)
• M19: 32,207,225 km (0.118 R)
• M20: 35,033,278 km (0.064 R)
• M21: 39,500,719 km (0.11 R)
• M22: 50,776,509 km (0.078 R)
• M23: 62,175,119 km (0.056 R)
• M24: 71,986,795 km (0.076 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 18,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit