🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.65 AU - 0.97 AU

Year: 268 Days

Day: 19.4 Hours

Environment

Temp: 107 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.09 AU - 1.11 AU

Year: 424 Days

Day: 32.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 12,576,800 km

• M1: 593,604 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.9 AU - 1.4 AU

Year: 453 Days

Day: 12.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 12,576,800 km

• M1: 947,104 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.39 AU - 3.07 AU

Year: 1656 Days

Day: 45 Hours

Environment

Temp: -100 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.5

Radius: 11.2

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.12 AU - 6.22 AU

Year: 4315 Days

Day: 6 Hours

Environment

Temp: -147 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 12,576,800 km

• M1: 141,370 km (0.113 R)
• M2: 510,578 km (0.085 R)
• M3: 1,253,032 km (0.04 R)
• M4: 1,931,907 km (0.108 R)
• M5: 2,448,169 km (0.091 R)
• M6: 3,355,929 km (0.029 R)
• M7: 3,952,525 km (0.057 R)
• M8: 5,603,188 km (0.074 R)
• M9: 7,040,225 km (0.086 R)
• M10: 7,879,619 km (0.106 R)
• M11: 8,269,471 km (0.081 R)
• M12: 9,757,072 km (0.12 R)
• M13: 11,237,493 km (0.085 R)
• M14: 12,383,263 km (0.104 R)
• M15: 12,765,785 km (0.112 R)
• M16: 16,747,182 km (0.098 R)
• M17: 19,689,773 km (0.063 R)
• M18: 20,675,772 km (0.057 R)
• M19: 23,612,079 km (0.083 R)
• M20: 25,950,294 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.8

Radius: 11.5

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.54 AU - 6 AU

Year: 5088 Days

Day: 7.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 12,576,800 km

• M1: 143,016 km (0.107 R)
• M2: 694,583 km (0.048 R)
• M3: 3,526,171 km (0.104 R)
• M4: 5,388,515 km (0.09 R)
• M5: 9,699,328 km (0.052 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 13,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit