🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.5

Radius: 9.6

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.39 AU - 2.63 AU

Year: 2652 Days

Day: 12.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,046,362 km

• M1: 120,127 km (0.097 R)
• M2: 690,394 km (0.064 R)
• M3: 1,065,286 km (0.09 R)
• M4: 1,442,273 km (0.051 R)
• M5: 1,926,671 km (0.036 R)
• M6: 4,653,092 km (0.109 R)
• M7: 5,958,633 km (0.086 R)
• M8: 6,422,087 km (0.112 R)
• M9: 7,908,791 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.1

Radius: 12.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.03 AU - 4.17 AU

Year: 4555 Days

Day: 8.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,046,362 km

• M1: 158,275 km (0.083 R)
• M2: 3,702,398 km (0.085 R)
• M3: 4,435,128 km (0.072 R)
• M4: 7,106,198 km (0.1 R)
• M5: 9,846,981 km (0.096 R)
• M6: 12,234,263 km (0.057 R)
• M7: 18,676,995 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.1

Radius: 12.5

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.69 AU - 6.15 AU

Year: 8415 Days

Day: 5.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,046,362 km

• M1: 155,881 km (0.107 R)
• M2: 639,381 km (0.071 R)
• M3: 1,671,607 km (0.115 R)
• M4: 2,559,919 km (0.087 R)
• M5: 3,542,328 km (0.066 R)
• M6: 4,555,106 km (0.074 R)
• M7: 5,004,797 km (0.046 R)
• M8: 5,684,270 km (0.114 R)
• M9: 6,314,825 km (0.097 R)
• M10: 8,624,467 km (0.08 R)
• M11: 10,653,164 km (0.06 R)
• M12: 12,805,727 km (0.063 R)
• M13: 13,220,712 km (0.106 R)
• M14: 13,644,672 km (0.086 R)
• M15: 18,028,339 km (0.064 R)
• M16: 20,336,783 km (0.087 R)
• M17: 24,794,201 km (0.062 R)
• M18: 26,002,653 km (0.076 R)
• M19: 32,530,805 km (0.03 R)
• M20: 41,221,394 km (0.075 R)
• M21: 41,737,956 km (0.115 R)
• M22: 43,579,954 km (0.034 R)
• M23: 45,612,989 km (0.034 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.4

Radius: 6.6

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.89 AU - 7.65 AU

Year: 11747 Days

Day: 15.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,046,362 km

• M1: 82,129 km (0.074 R)
• M2: 289,173 km (0.109 R)
• M3: 764,296 km (0.114 R)
• M4: 1,157,888 km (0.107 R)
• M5: 1,414,597 km (0.115 R)
• M6: 2,291,540 km (0.085 R)
• M7: 3,318,978 km (0.11 R)
• M8: 3,947,888 km (0.055 R)
• M9: 6,275,331 km (0.078 R)
• M10: 9,010,429 km (0.114 R)
• M11: 11,825,412 km (0.076 R)
• M12: 13,340,091 km (0.09 R)
• M13: 15,111,330 km (0.025 R)
• M14: 19,423,488 km (0.075 R)
• M15: 22,198,080 km (0.107 R)
• M16: 27,032,784 km (0.098 R)
• M17: 28,822,274 km (0.113 R)
• M18: 29,333,150 km (0.116 R)
• M19: 30,058,251 km (0.072 R)
• M20: 30,689,405 km (0.056 R)
• M21: 31,115,011 km (0.107 R)
• M22: 31,436,796 km (0.05 R)
• M23: 41,115,778 km (0.108 R)
• M24: 44,964,482 km (0.062 R)
• M25: 45,651,436 km (0.078 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 20,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit