🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.39 AU - 1.75 AU

Year: 737 Days

Day: 15.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.71 AU - 2.71 AU

Year: 1231 Days

Day: 31.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383

Radius: 12.7

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.49 AU - 5.85 AU

Year: 5059 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,147,125 km

• M1: 160,070 km (0.108 R)
• M2: 693,237 km (0.064 R)
• M3: 1,450,950 km (0.038 R)
• M4: 2,504,867 km (0.106 R)
• M5: 3,930,534 km (0.117 R)
• M6: 5,485,904 km (0.085 R)
• M7: 6,182,431 km (0.063 R)
• M8: 6,689,269 km (0.073 R)
• M9: 7,923,152 km (0.1 R)
• M10: 8,703,754 km (0.047 R)
• M11: 9,930,157 km (0.103 R)
• M12: 10,668,871 km (0.04 R)
• M13: 11,890,637 km (0.03 R)
• M14: 13,497,169 km (0.117 R)
• M15: 14,352,569 km (0.105 R)
• M16: 16,283,279 km (0.073 R)
• M17: 22,270,037 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.8

Radius: 7.3

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 15.28 AU - 17.44 AU

Year: 24797 Days

Day: 16.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,147,125 km

• M1: 90,806 km (0.029 R)
• M2: 327,320 km (0.109 R)
• M3: 2,086,591 km (0.117 R)
• M4: 3,738,301 km (0.117 R)
• M5: 4,999,262 km (0.071 R)
• M6: 6,115,411 km (0.107 R)
• M7: 6,802,814 km (0.078 R)
• M8: 7,798,238 km (0.077 R)
• M9: 9,890,065 km (0.071 R)
• M10: 14,266,850 km (0.098 R)
• M11: 17,810,374 km (0.084 R)
• M12: 22,958,486 km (0.09 R)
• M13: 25,177,172 km (0.079 R)
• M14: 28,146,540 km (0.071 R)
• M15: 30,164,915 km (0.113 R)
• M16: 31,474,195 km (0.102 R)
• M17: 35,773,339 km (0.03 R)
• M18: 36,355,125 km (0.113 R)
• M19: 38,289,425 km (0.059 R)
• M20: 39,668,119 km (0.098 R)
• M21: 52,655,758 km (0.061 R)
• M22: 54,359,528 km (0.087 R)
• M23: 58,879,628 km (0.106 R)
• M24: 63,644,021 km (0.115 R)
• M25: 67,547,328 km (0.117 R)
• M26: 68,213,039 km (0.042 R)
• M27: 69,783,218 km (0.073 R)
• M28: 72,995,832 km (0.053 R)
• M29: 73,696,848 km (0.105 R)
• M30: 80,209,142 km (0.076 R)
• M31: 83,222,642 km (0.091 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 18,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit