🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.57 AU - 0.89 AU

Year: 230 Days

Day: 42.3 Hours

Environment

Temp: 155 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.68 AU - 3.04 AU

Year: 1785 Days

Day: 48 Hours

Environment

Temp: -109 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.6

Radius: 5.7

Gravity: 23.13 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.63 AU - 13.19 AU

Year: 16130 Days

Day: 15.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,506,631 km

• M1: 70,909 km (0.118 R)
• M2: 309,368 km (0.092 R)
• M3: 673,340 km (0.109 R)
• M4: 919,129 km (0.09 R)
• M5: 1,132,157 km (0.078 R)
• M6: 1,320,650 km (0.102 R)
• M7: 1,886,579 km (0.105 R)
• M8: 2,153,761 km (0.072 R)
• M9: 3,109,841 km (0.045 R)
• M10: 3,977,508 km (0.042 R)
• M11: 5,857,056 km (0.118 R)
• M12: 7,168,281 km (0.06 R)
• M13: 8,259,598 km (0.031 R)
• M14: 8,510,772 km (0.058 R)
• M15: 8,767,034 km (0.075 R)
• M16: 9,134,446 km (0.088 R)
• M17: 9,348,969 km (0.074 R)
• M18: 10,183,426 km (0.117 R)
• M19: 11,745,976 km (0.095 R)
• M20: 11,935,965 km (0.072 R)
• M21: 13,187,501 km (0.097 R)
• M22: 13,392,749 km (0.12 R)
• M23: 18,725,016 km (0.078 R)
• M24: 20,684,000 km (0.112 R)
• M25: 26,170,801 km (0.106 R)
• M26: 26,386,820 km (0.113 R)
• M27: 26,931,955 km (0.099 R)
• M28: 27,819,968 km (0.107 R)
• M29: 32,429,378 km (0.074 R)
• M30: 34,848,974 km (0.058 R)
• M31: 37,523,036 km (0.105 R)
• M32: 47,153,997 km (0.072 R)
• M33: 48,118,155 km (0.1 R)
• M34: 49,919,762 km (0.082 R)
• M35: 51,596,156 km (0.068 R)
• M36: 64,788,295 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.5

Radius: 5.6

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 12.4 AU - 17.44 AU

Year: 21263 Days

Day: 21 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,506,631 km

• M1: 69,713 km (0.112 R)
• M2: 410,646 km (0.06 R)
• M3: 617,241 km (0.097 R)
• M4: 972,536 km (0.118 R)
• M5: 1,214,585 km (0.066 R)
• M6: 1,805,497 km (0.085 R)
• M7: 3,244,329 km (0.099 R)
• M8: 3,435,665 km (0.078 R)
• M9: 4,508,581 km (0.117 R)
• M10: 5,348,722 km (0.071 R)
• M11: 5,788,390 km (0.108 R)
• M12: 6,933,861 km (0.115 R)
• M13: 7,664,497 km (0.118 R)
• M14: 8,091,898 km (0.118 R)
• M15: 8,400,369 km (0.076 R)
• M16: 8,625,514 km (0.07 R)
• M17: 9,518,015 km (0.084 R)
• M18: 9,961,573 km (0.116 R)
• M19: 10,367,282 km (0.045 R)
• M20: 12,273,309 km (0.096 R)
• M21: 14,788,797 km (0.118 R)
• M22: 19,136,859 km (0.074 R)
• M23: 19,527,010 km (0.071 R)
• M24: 20,893,287 km (0.094 R)
• M25: 22,408,265 km (0.073 R)
• M26: 23,280,720 km (0.073 R)
• M27: 27,193,452 km (0.118 R)
• M28: 33,398,622 km (0.1 R)
• M29: 33,737,162 km (0.029 R)
• M30: 34,882,334 km (0.098 R)
• M31: 41,516,401 km (0.104 R)
• M32: 46,798,702 km (0.088 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 18,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit