🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.6 AU - 0.76 AU

Year: 206 Days

Day: 44.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.87 AU - 0.91 AU

Year: 308 Days

Day: 30.9 Hours

Environment

Temp: 163 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.96 AU - 1.24 AU

Year: 424 Days

Day: 32.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.1 AU - 1.42 AU

Year: 519 Days

Day: 25.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.35 AU - 1.35 AU

Year: 576 Days

Day: 29.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 87,543,751 km

• M1: 52,060 km (0.102 R)
• M2: 756,666 km (0.06 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.97 AU - 1.97 AU

Year: 1015 Days

Day: 38.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.8

Radius: 6.9

Gravity: 12.85 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 15.38 AU - 18.96 AU

Year: 26117 Days

Day: 22.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,543,751 km

• M1: 85,869 km (0.109 R)
• M2: 595,848 km (0.086 R)
• M3: 850,314 km (0.107 R)
• M4: 1,108,819 km (0.062 R)
• M5: 1,622,987 km (0.069 R)
• M6: 2,263,266 km (0.111 R)
• M7: 3,553,697 km (0.057 R)
• M8: 4,132,342 km (0.043 R)
• M9: 4,661,021 km (0.106 R)
• M10: 5,599,598 km (0.102 R)
• M11: 5,852,717 km (0.076 R)
• M12: 6,847,095 km (0.064 R)
• M13: 7,087,947 km (0.107 R)
• M14: 8,488,034 km (0.093 R)
• M15: 9,050,522 km (0.054 R)
• M16: 11,893,180 km (0.118 R)
• M17: 12,241,743 km (0.065 R)
• M18: 13,403,371 km (0.108 R)
• M19: 14,243,363 km (0.101 R)
• M20: 15,037,129 km (0.116 R)
• M21: 16,028,065 km (0.069 R)
• M22: 23,336,370 km (0.097 R)
• M23: 26,272,378 km (0.118 R)
• M24: 30,471,291 km (0.092 R)
• M25: 32,458,100 km (0.103 R)
• M26: 40,638,710 km (0.102 R)
• M27: 46,221,105 km (0.075 R)
• M28: 50,455,472 km (0.108 R)
• M29: 50,819,593 km (0.118 R)
• M30: 65,126,236 km (0.039 R)
• M31: 67,303,783 km (0.111 R)
• M32: 71,344,870 km (0.114 R)
• M33: 74,126,942 km (0.118 R)
• M34: 75,070,007 km (0.05 R)
• M35: 80,153,492 km (0.088 R)
• M36: 84,177,076 km (0.042 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: 538 - 11,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit