🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.48 AU - 0.64 AU

Year: 152 Days

Day: 26.3 Hours

Environment

Temp: 222 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.92 AU - 1.48 AU

Year: 475 Days

Day: 14.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,478,850 km

• M1: 474,375 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.15 AU - 1.27 AU

Year: 481 Days

Day: 23.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 48.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.38 AU - 1.4 AU

Year: 593 Days

Day: 41.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.02 AU - 2.84 AU

Year: 1370 Days

Day: 12.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,478,850 km

• M1: 110,254 km (0.066 R)

Asteroid Belt

Center: 9.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.4

Radius: 3.5

Gravity: 30.4 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 12.31 AU - 20.17 AU

Year: 23668 Days

Day: 23 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,478,850 km

• M1: 43,533 km (0.091 R)
• M2: 199,564 km (0.06 R)
• M3: 366,964 km (0.086 R)
• M4: 632,949 km (0.097 R)
• M5: 772,823 km (0.086 R)
• M6: 1,634,058 km (0.084 R)
• M7: 2,677,353 km (0.088 R)
• M8: 2,821,117 km (0.113 R)
• M9: 4,036,899 km (0.079 R)
• M10: 5,564,143 km (0.077 R)
• M11: 6,203,525 km (0.073 R)
• M12: 7,344,956 km (0.094 R)
• M13: 8,932,938 km (0.107 R)
• M14: 9,146,264 km (0.11 R)
• M15: 9,363,032 km (0.109 R)
• M16: 10,090,975 km (0.099 R)
• M17: 10,735,891 km (0.039 R)
• M18: 12,633,690 km (0.074 R)
• M19: 14,015,974 km (0.072 R)
• M20: 15,495,946 km (0.097 R)
• M21: 17,571,467 km (0.069 R)
• M22: 18,075,462 km (0.045 R)
• M23: 18,589,031 km (0.109 R)
• M24: 22,952,951 km (0.027 R)
• M25: 23,656,360 km (0.091 R)
• M26: 25,211,580 km (0.05 R)
• M27: 28,639,166 km (0.087 R)
• M28: 32,615,477 km (0.026 R)
• M29: 32,867,699 km (0.115 R)
• M30: 38,327,872 km (0.101 R)
• M31: 40,758,688 km (0.086 R)
• M32: 41,051,301 km (0.105 R)
• M33: 41,640,567 km (0.113 R)
• M34: 47,039,854 km (0.103 R)
• M35: 47,523,204 km (0.05 R)
• M36: 53,935,867 km (0.114 R)
• M37: 55,176,781 km (0.041 R)
• M38: 58,269,268 km (0.116 R)
• M39: 66,199,003 km (0.101 R)
• M40: 67,416,580 km (0.094 R)
• M41: 67,825,730 km (0.108 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 19,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit