🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.47 AU - 0.57 AU

Year: 112 Days

Day: 43.7 Hours

Environment

Temp: 334 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,825,301 km

• M1: 28,124 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.46 AU - 0.68 AU

Year: 129 Days

Day: 19.4 Hours

Environment

Temp: 309 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.9 AU - 1.04 AU

Year: 286 Days

Day: 38.3 Hours

Environment

Temp: 251 °C

Axial Tilt: 166.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.62 AU - 2.19 AU

Year: 784 Days

Day: 13.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.94 AU - 3.06 AU

Year: 1183 Days

Day: 30.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.94 AU - 3.14 AU

Year: 1211 Days

Day: 27.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,825,301 km

• M1: 1,310,477 km (0.08 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.09 AU - 6.71 AU

Year: 4288 Days

Day: 30.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,825,301 km

• M1: 931,546 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.5

Radius: 10.2

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.01 AU - 10.95 AU

Year: 9434 Days

Day: 7.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,825,301 km

• M1: 126,859 km (0.116 R)
• M2: 753,824 km (0.036 R)
• M3: 2,102,598 km (0.105 R)
• M4: 2,956,204 km (0.104 R)
• M5: 3,342,615 km (0.098 R)
• M6: 4,590,261 km (0.092 R)
• M7: 5,336,306 km (0.108 R)
• M8: 5,982,419 km (0.111 R)
• M9: 6,528,900 km (0.119 R)
• M10: 7,513,104 km (0.099 R)
• M11: 8,106,110 km (0.115 R)
• M12: 9,006,839 km (0.083 R)
• M13: 10,225,014 km (0.102 R)
• M14: 11,660,556 km (0.097 R)
• M15: 14,280,912 km (0.105 R)
• M16: 15,191,065 km (0.051 R)
• M17: 16,769,473 km (0.074 R)
• M18: 17,126,563 km (0.104 R)
• M19: 23,377,210 km (0.112 R)
• M20: 24,365,753 km (0.049 R)
• M21: 28,196,506 km (0.049 R)
• M22: 29,008,074 km (0.078 R)
• M23: 33,866,265 km (0.12 R)
• M24: 39,115,654 km (0.047 R)
• M25: 42,857,097 km (0.09 R)

Kuiper Belt

Range: 36.6 - 65.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 12,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit