🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.52 AU - 0.56 AU

Year: 139 Days

Day: 18.9 Hours

Environment

Temp: 224 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.77 AU - 0.95 AU

Year: 279 Days

Day: 29.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.88 AU - 0.88 AU

Year: 289 Days

Day: 27.8 Hours

Environment

Temp: 99 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.13 AU - 1.85 AU

Year: 636 Days

Day: 47.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 9.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,075,536 km

• M1: 127,308 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.54 AU - 3.76 AU

Year: 1956 Days

Day: 42.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.84 AU - 5.5 AU

Year: 4113 Days

Day: 32.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.5

Radius: 11.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 12.1 AU - 13.34 AU

Year: 15871 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 149.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,075,536 km

• M1: 146,905 km (0.104 R)
• M2: 557,850 km (0.026 R)
• M3: 1,697,786 km (0.089 R)
• M4: 2,314,429 km (0.114 R)
• M5: 4,333,402 km (0.112 R)
• M6: 5,868,276 km (0.078 R)
• M7: 6,887,785 km (0.107 R)
• M8: 7,417,511 km (0.1 R)
• M9: 8,117,629 km (0.062 R)
• M10: 11,549,255 km (0.048 R)
• M11: 13,079,043 km (0.083 R)
• M12: 14,241,568 km (0.087 R)
• M13: 19,850,291 km (0.056 R)
• M14: 20,562,377 km (0.079 R)
• M15: 21,755,869 km (0.083 R)
• M16: 24,482,440 km (0.089 R)
• M17: 25,095,043 km (0.111 R)
• M18: 26,138,787 km (0.11 R)
• M19: 26,886,477 km (0.076 R)
• M20: 27,648,230 km (0.073 R)
• M21: 29,101,274 km (0.086 R)
• M22: 30,253,177 km (0.105 R)
• M23: 34,017,509 km (0.117 R)
• M24: 39,880,548 km (0.117 R)
• M25: 42,461,710 km (0.091 R)
• M26: 45,919,515 km (0.109 R)
• M27: 46,695,330 km (0.1 R)
• M28: 51,868,873 km (0.101 R)
• M29: 53,560,825 km (0.039 R)
• M30: 54,766,883 km (0.065 R)
• M31: 57,054,683 km (0.103 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 19,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit