🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.56 AU - 0.92 AU

Year: 234 Days

Day: 47.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.62 AU - 0.88 AU

Year: 238 Days

Day: 17.1 Hours

Environment

Temp: 149 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.07 AU - 1.21 AU

Year: 447 Days

Day: 18.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.86 AU - 2.2 AU

Year: 1062 Days

Day: 42.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.46 AU - 2.46 AU

Year: 1416 Days

Day: 33.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.21 AU - 2.85 AU

Year: 1477 Days

Day: 22.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,103,988 km

• M1: 29,920 km (0.094 R)
• M2: 138,976 km (0.079 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.22 AU - 3.64 AU

Year: 2332 Days

Day: 43.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,103,988 km

• M1: 156,031 km (0.074 R)

Asteroid Belt

Center: 4.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.1

Radius: 11.2

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.29 AU - 5.41 AU

Year: 3921 Days

Day: 6.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,103,988 km

• M1: 139,276 km (0.098 R)
• M2: 520,002 km (0.073 R)
• M3: 1,004,251 km (0.052 R)
• M4: 1,414,149 km (0.08 R)
• M5: 2,339,262 km (0.093 R)
• M6: 3,112,533 km (0.031 R)
• M7: 4,070,259 km (0.104 R)
• M8: 4,523,540 km (0.078 R)
• M9: 5,531,680 km (0.082 R)
• M10: 7,647,742 km (0.101 R)
• M11: 9,574,264 km (0.056 R)
• M12: 10,214,692 km (0.034 R)
• M13: 11,403,846 km (0.099 R)
• M14: 13,853,660 km (0.105 R)
• M15: 15,362,804 km (0.088 R)
• M16: 16,806,423 km (0.065 R)
• M17: 17,857,498 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 11,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit