🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.73 AU - 1.19 AU

Year: 334 Days

Day: 32.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.84 AU - 1.14 AU

Year: 349 Days

Day: 14.2 Hours

Environment

Temp: 115 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,271,383 km

• M1: 73,004 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.7 AU - 3.54 AU

Year: 1955 Days

Day: 17.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,271,383 km

• M1: 40,092 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.83 AU - 3.49 AU

Year: 1993 Days

Day: 17.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.66 AU - 4.18 AU

Year: 2244 Days

Day: 19 Hours

Environment

Temp: -95 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.68 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.5

Radius: 5.1

Gravity: 25.39 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.27 AU - 14.61 AU

Year: 18464 Days

Day: 21.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,271,383 km

• M1: 75,996 km (0.108 R)
• M2: 250,576 km (0.115 R)
• M3: 506,987 km (0.08 R)
• M4: 832,063 km (0.032 R)
• M5: 1,097,899 km (0.051 R)
• M6: 1,300,604 km (0.076 R)
• M7: 1,782,159 km (0.072 R)
• M8: 1,986,061 km (0.102 R)
• M9: 2,289,147 km (0.112 R)
• M10: 2,862,256 km (0.118 R)
• M11: 3,330,647 km (0.114 R)
• M12: 3,878,923 km (0.06 R)
• M13: 4,063,976 km (0.1 R)
• M14: 5,884,432 km (0.074 R)
• M15: 9,017,909 km (0.114 R)
• M16: 10,906,433 km (0.038 R)
• M17: 16,226,283 km (0.108 R)
• M18: 22,158,437 km (0.116 R)
• M19: 22,552,477 km (0.111 R)
• M20: 25,982,757 km (0.076 R)
• M21: 26,752,587 km (0.108 R)
• M22: 32,193,761 km (0.105 R)
• M23: 32,445,684 km (0.053 R)
• M24: 37,209,778 km (0.065 R)
• M25: 45,990,574 km (0.115 R)
• M26: 49,421,452 km (0.081 R)
• M27: 50,093,745 km (0.109 R)
• M28: 54,971,533 km (0.118 R)
• M29: 57,340,116 km (0.108 R)
• M30: 60,730,602 km (0.091 R)
• M31: 63,656,138 km (0.071 R)
• M32: 71,057,941 km (0.069 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 148 - 12,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit