🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.42 AU - 0.6 AU

Year: 136 Days

Day: 19 Hours

Environment

Temp: 189 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.96 AU - 1.08 AU

Year: 384 Days

Day: 26.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.9 AU - 1.3 AU

Year: 430 Days

Day: 35 Hours

Environment

Temp: -0 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.23 AU - 1.71 AU

Year: 664 Days

Day: 32.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.16 AU - 2.9 AU

Year: 1500 Days

Day: 28.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.77 AU - 2.83 AU

Year: 1747 Days

Day: 18.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599.2

Radius: 6.7

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 10.09 AU - 14.07 AU

Year: 15651 Days

Day: 16.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,796,501 km

• M1: 83,775 km (0.036 R)
• M2: 533,915 km (0.096 R)
• M3: 777,011 km (0.093 R)
• M4: 1,094,608 km (0.081 R)
• M5: 1,716,486 km (0.068 R)
• M6: 2,030,641 km (0.092 R)
• M7: 2,281,068 km (0.09 R)
• M8: 4,182,906 km (0.062 R)
• M9: 4,787,431 km (0.067 R)
• M10: 5,163,071 km (0.035 R)
• M11: 5,412,301 km (0.077 R)
• M12: 6,449,763 km (0.116 R)
• M13: 6,697,197 km (0.094 R)
• M14: 9,639,937 km (0.08 R)
• M15: 11,815,539 km (0.075 R)
• M16: 13,082,932 km (0.115 R)
• M17: 13,953,741 km (0.098 R)
• M18: 14,438,289 km (0.076 R)
• M19: 15,150,076 km (0.068 R)
• M20: 17,505,045 km (0.102 R)
• M21: 20,268,567 km (0.085 R)
• M22: 24,989,726 km (0.12 R)
• M23: 27,929,324 km (0.112 R)
• M24: 32,276,638 km (0.082 R)
• M25: 38,927,012 km (0.045 R)
• M26: 39,336,311 km (0.113 R)
• M27: 45,523,679 km (0.065 R)
• M28: 46,282,589 km (0.079 R)
• M29: 47,982,171 km (0.103 R)
• M30: 49,403,201 km (0.093 R)
• M31: 56,407,224 km (0.105 R)
• M32: 58,881,423 km (0.057 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: 264 - 14,408 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit