🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.66 AU - 1.04 AU

Year: 286 Days

Day: 22.6 Hours

Environment

Temp: 78 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.28 AU - 1.28 AU

Year: 529 Days

Day: 13 Hours

Environment

Temp: 8 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.1 AU - 1.48 AU

Year: 535 Days

Day: 38.3 Hours

Environment

Temp: -12 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,328,624 km

• M1: 40,541 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.29 AU - 1.89 AU

Year: 732 Days

Day: 32.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.44 AU - 1.96 AU

Year: 810 Days

Day: 47 Hours

Environment

Temp: -49 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,328,624 km

• M1: 1,349,672 km (0.042 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.8 AU - 2.74 AU

Year: 1249 Days

Day: 34.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.53 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649

Radius: 7.1

Gravity: 12.87 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 17.5 AU - 20.06 AU

Year: 29726 Days

Day: 20.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 97,328,624 km

• M1: 89,460 km (0.092 R)
• M2: 636,689 km (0.119 R)
• M3: 950,844 km (0.109 R)
• M4: 1,256,024 km (0.12 R)
• M5: 1,535,921 km (0.055 R)
• M6: 2,315,775 km (0.095 R)
• M7: 3,304,617 km (0.111 R)
• M8: 5,094,107 km (0.101 R)
• M9: 5,856,457 km (0.069 R)
• M10: 6,500,327 km (0.03 R)
• M11: 7,139,409 km (0.088 R)
• M12: 9,677,337 km (0.112 R)
• M13: 11,389,035 km (0.117 R)
• M14: 14,159,289 km (0.109 R)
• M15: 15,146,336 km (0.094 R)
• M16: 18,671,161 km (0.037 R)
• M17: 19,958,002 km (0.074 R)
• M18: 21,943,614 km (0.073 R)
• M19: 27,539,322 km (0.102 R)
• M20: 36,383,100 km (0.105 R)
• M21: 42,606,222 km (0.104 R)
• M22: 47,127,069 km (0.06 R)
• M23: 48,396,557 km (0.052 R)
• M24: 53,899,963 km (0.109 R)
• M25: 67,719,515 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 20,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit