🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.7

Radius: 9.9

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.25 AU - 1.27 AU

Year: 913 Days

Day: 9.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,467,695 km

• M1: 123,119 km (0.117 R)
• M2: 452,982 km (0.079 R)
• M3: 1,098,946 km (0.075 R)
• M4: 1,664,127 km (0.026 R)
• M5: 1,999,824 km (0.061 R)
• M6: 2,560,517 km (0.088 R)
• M7: 2,897,412 km (0.103 R)
• M8: 3,617,426 km (0.097 R)
• M9: 4,012,065 km (0.112 R)
• M10: 4,485,991 km (0.12 R)
• M11: 5,295,465 km (0.098 R)
• M12: 5,645,375 km (0.063 R)
• M13: 6,327,092 km (0.089 R)
• M14: 7,320,422 km (0.076 R)
• M15: 7,755,453 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.5

Radius: 8.8

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.72 AU - 2.7 AU

Year: 2121 Days

Day: 12.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,467,695 km

• M1: 109,506 km (0.091 R)
• M2: 402,269 km (0.098 R)
• M3: 1,255,575 km (0.103 R)
• M4: 1,579,155 km (0.111 R)
• M5: 1,877,902 km (0.09 R)
• M6: 2,279,124 km (0.11 R)
• M7: 2,649,079 km (0.105 R)
• M8: 3,372,385 km (0.107 R)
• M9: 4,122,768 km (0.115 R)
• M10: 6,630,028 km (0.037 R)
• M11: 7,016,140 km (0.11 R)
• M12: 7,301,124 km (0.11 R)
• M13: 7,864,061 km (0.066 R)
• M14: 8,328,562 km (0.112 R)
• M15: 8,713,328 km (0.092 R)
• M16: 9,244,700 km (0.086 R)
• M17: 10,010,342 km (0.1 R)
• M18: 10,299,065 km (0.072 R)
• M19: 13,196,926 km (0.103 R)
• M20: 13,764,650 km (0.082 R)
• M21: 15,231,457 km (0.085 R)
• M22: 16,199,505 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.4

Radius: 13.1

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.05 AU - 4.45 AU

Year: 4689 Days

Day: 8 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,467,695 km

• M1: 162,912 km (0.118 R)
• M2: 677,978 km (0.065 R)
• M3: 1,490,593 km (0.113 R)
• M4: 2,093,024 km (0.108 R)
• M5: 2,791,197 km (0.032 R)
• M6: 3,435,814 km (0.073 R)
• M7: 4,283,286 km (0.074 R)
• M8: 5,464,062 km (0.049 R)
• M9: 5,955,940 km (0.054 R)
• M10: 6,420,890 km (0.118 R)
• M11: 7,029,006 km (0.104 R)
• M12: 7,706,834 km (0.06 R)
• M13: 9,337,749 km (0.113 R)
• M14: 9,816,762 km (0.115 R)
• M15: 11,729,071 km (0.087 R)
• M16: 12,639,524 km (0.092 R)
• M17: 13,456,927 km (0.067 R)
• M18: 16,651,141 km (0.102 R)
• M19: 17,633,699 km (0.12 R)
• M20: 18,481,620 km (0.101 R)
• M21: 21,063,530 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.7

Radius: 8.2

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.15 AU - 6.81 AU

Year: 9442 Days

Day: 8.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,467,695 km

• M1: 102,026 km (0.085 R)
• M2: 807,978 km (0.069 R)
• M3: 1,770,640 km (0.099 R)
• M4: 2,331,782 km (0.117 R)
• M5: 3,048,655 km (0.072 R)
• M6: 3,332,891 km (0.038 R)
• M7: 3,929,786 km (0.104 R)
• M8: 4,680,768 km (0.094 R)
• M9: 6,015,779 km (0.098 R)
• M10: 7,509,364 km (0.039 R)
• M11: 8,237,457 km (0.076 R)
• M12: 8,835,549 km (0.113 R)
• M13: 9,833,666 km (0.086 R)
• M14: 12,106,357 km (0.104 R)
• M15: 12,823,081 km (0.057 R)
• M16: 13,163,266 km (0.107 R)
• M17: 14,401,787 km (0.103 R)
• M18: 17,176,977 km (0.109 R)
• M19: 24,882,015 km (0.041 R)
• M20: 25,234,318 km (0.102 R)
• M21: 27,700,290 km (0.118 R)
• M22: 28,942,850 km (0.102 R)
• M23: 30,122,578 km (0.088 R)
• M24: 31,744,967 km (0.108 R)
• M25: 37,766,132 km (0.078 R)
• M26: 38,348,517 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.1

Radius: 7.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.72 AU - 10.32 AU

Year: 18966 Days

Day: 20.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,467,695 km

• M1: 96,939 km (0.102 R)
• M2: 711,039 km (0.052 R)
• M3: 1,004,400 km (0.075 R)
• M4: 2,104,992 km (0.059 R)
• M5: 2,532,542 km (0.085 R)
• M6: 3,159,357 km (0.106 R)
• M7: 3,941,156 km (0.037 R)
• M8: 5,244,303 km (0.065 R)
• M9: 5,772,683 km (0.079 R)
• M10: 8,247,480 km (0.057 R)
• M11: 9,410,155 km (0.107 R)
• M12: 10,514,038 km (0.045 R)
• M13: 12,419,466 km (0.042 R)
• M14: 12,914,036 km (0.084 R)
• M15: 17,050,567 km (0.074 R)
• M16: 17,354,101 km (0.091 R)
• M17: 17,972,239 km (0.097 R)
• M18: 18,445,417 km (0.106 R)
• M19: 22,625,631 km (0.104 R)
• M20: 26,984,314 km (0.102 R)
• M21: 30,515,123 km (0.032 R)
• M22: 31,871,826 km (0.108 R)
• M23: 34,462,861 km (0.104 R)
• M24: 36,684,689 km (0.043 R)
• M25: 36,937,210 km (0.108 R)
• M26: 37,573,899 km (0.118 R)
• M27: 39,000,165 km (0.113 R)
• M28: 39,527,647 km (0.087 R)
• M29: 46,824,882 km (0.119 R)
• M30: 47,271,282 km (0.074 R)
• M31: 50,476,266 km (0.095 R)
• M32: 54,149,343 km (0.064 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: 205 - 11,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit