🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.89 AU - 0.91 AU

Year: 310 Days

Day: 32.3 Hours

Environment

Temp: 166 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.27 AU - 1.71 AU

Year: 661 Days

Day: 32.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.91 AU - 5.13 AU

Year: 3493 Days

Day: 30.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.62 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 46.5

Radius: 4.6

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 11.45 AU - 13.97 AU

Year: 16468 Days

Day: 20.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 104,042,352 km

• M1: 57,146 km (0.103 R)
• M2: 268,379 km (0.063 R)
• M3: 477,367 km (0.112 R)
• M4: 714,031 km (0.058 R)
• M5: 907,760 km (0.055 R)
• M6: 1,646,624 km (0.093 R)
• M7: 1,824,944 km (0.101 R)
• M8: 2,002,068 km (0.088 R)
• M9: 3,817,438 km (0.11 R)
• M10: 3,972,272 km (0.05 R)
• M11: 6,510,948 km (0.108 R)
• M12: 8,168,193 km (0.075 R)
• M13: 9,113,353 km (0.116 R)
• M14: 9,714,138 km (0.081 R)
• M15: 19,565,008 km (0.107 R)
• M16: 21,523,543 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.8

Radius: 5

Gravity: 38.91 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.99 AU - 21.21 AU

Year: 26835 Days

Day: 22.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 104,042,352 km

• M1: 62,233 km (0.089 R)
• M2: 285,433 km (0.066 R)
• M3: 441,912 km (0.114 R)
• M4: 958,025 km (0.082 R)
• M5: 1,124,677 km (0.045 R)
• M6: 1,294,620 km (0.085 R)
• M7: 1,572,722 km (0.112 R)
• M8: 2,546,006 km (0.112 R)
• M9: 3,971,375 km (0.119 R)
• M10: 4,332,055 km (0.061 R)
• M11: 4,913,542 km (0.034 R)
• M12: 5,286,490 km (0.089 R)
• M13: 5,678,137 km (0.104 R)
• M14: 5,858,402 km (0.116 R)
• M15: 7,547,811 km (0.087 R)
• M16: 9,792,228 km (0.114 R)
• M17: 10,857,664 km (0.091 R)
• M18: 12,445,795 km (0.083 R)
• M19: 13,137,835 km (0.083 R)
• M20: 15,542,471 km (0.12 R)
• M21: 18,225,060 km (0.052 R)
• M22: 19,016,133 km (0.07 R)
• M23: 23,432,262 km (0.066 R)
• M24: 23,779,928 km (0.09 R)
• M25: 26,686,016 km (0.104 R)
• M26: 28,486,127 km (0.113 R)
• M27: 34,968,502 km (0.109 R)
• M28: 35,727,412 km (0.111 R)
• M29: 39,034,572 km (0.112 R)
• M30: 39,359,798 km (0.102 R)
• M31: 41,856,736 km (0.105 R)
• M32: 42,197,371 km (0.1 R)
• M33: 47,163,571 km (0.114 R)
• M34: 50,553,608 km (0.113 R)
• M35: 53,499,939 km (0.068 R)
• M36: 55,321,442 km (0.073 R)
• M37: 72,871,965 km (0.071 R)
• M38: 77,134,158 km (0.064 R)
• M39: 79,978,762 km (0.106 R)
• M40: 84,240,057 km (0.037 R)
• M41: 93,502,110 km (0.088 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 16,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit