🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.8

Radius: 13.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.25 AU - 1.61 AU

Year: 1160 Days

Day: 12.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,853,051 km

• M1: 170,392 km (0.117 R)
• M2: 641,924 km (0.105 R)
• M3: 1,205,011 km (0.092 R)
• M4: 1,924,277 km (0.103 R)
• M5: 2,418,698 km (0.107 R)
• M6: 2,957,849 km (0.083 R)
• M7: 3,975,563 km (0.069 R)
• M8: 4,548,074 km (0.113 R)
• M9: 5,215,131 km (0.107 R)
• M10: 6,326,195 km (0.097 R)
• M11: 8,614,593 km (0.067 R)
• M12: 10,039,064 km (0.11 R)
• M13: 10,611,875 km (0.116 R)
• M14: 11,512,155 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 13.1

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.45 AU - 3.43 AU

Year: 3419 Days

Day: 5.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,853,051 km

• M1: 162,912 km (0.106 R)
• M2: 584,329 km (0.063 R)
• M3: 1,288,786 km (0.119 R)
• M4: 1,805,048 km (0.105 R)
• M5: 2,310,689 km (0.046 R)
• M6: 2,842,808 km (0.051 R)
• M7: 3,379,865 km (0.071 R)
• M8: 3,795,448 km (0.092 R)
• M9: 4,426,152 km (0.055 R)
• M10: 5,787,642 km (0.049 R)
• M11: 7,121,756 km (0.109 R)
• M12: 8,364,915 km (0.12 R)
• M13: 8,945,504 km (0.115 R)
• M14: 9,787,441 km (0.092 R)
• M15: 11,452,914 km (0.041 R)
• M16: 12,078,382 km (0.08 R)
• M17: 13,841,543 km (0.057 R)
• M18: 16,210,276 km (0.05 R)
• M19: 16,771,268 km (0.108 R)
• M20: 18,654,256 km (0.075 R)
• M21: 20,220,546 km (0.073 R)
• M22: 22,906,426 km (0.064 R)
• M23: 23,900,354 km (0.089 R)
• M24: 24,627,699 km (0.044 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.7

Radius: 3.6

Gravity: 14.87 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.99 AU - 7.81 AU

Year: 13653 Days

Day: 20.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,853,051 km

• M1: 44,730 km (0.064 R)
• M2: 172,486 km (0.109 R)
• M3: 339,886 km (0.097 R)
• M4: 585,227 km (0.114 R)
• M5: 856,448 km (0.11 R)
• M6: 1,056,311 km (0.114 R)
• M7: 1,217,427 km (0.066 R)
• M8: 1,432,250 km (0.085 R)
• M9: 1,644,081 km (0.117 R)
• M10: 2,000,423 km (0.112 R)
• M11: 2,406,132 km (0.069 R)
• M12: 2,705,777 km (0.104 R)
• M13: 3,754,009 km (0.104 R)
• M14: 4,027,773 km (0.08 R)
• M15: 6,023,558 km (0.118 R)
• M16: 7,384,600 km (0.116 R)
• M17: 9,883,782 km (0.09 R)
• M18: 13,515,868 km (0.06 R)
• M19: 13,805,041 km (0.104 R)
• M20: 14,818,716 km (0.064 R)
• M21: 16,009,216 km (0.104 R)
• M22: 18,156,095 km (0.086 R)
• M23: 22,441,476 km (0.111 R)
• M24: 24,946,343 km (0.067 R)
• M25: 30,108,965 km (0.114 R)
• M26: 32,938,310 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.2

Radius: 3.9

Gravity: 44.85 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.42 AU - 8.84 AU

Year: 17195 Days

Day: 17.4 Hours

Environment

Temp: -242 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 60,853,051 km

• M1: 48,619 km (0.11 R)
• M2: 236,963 km (0.072 R)
• M3: 519,404 km (0.062 R)
• M4: 872,904 km (0.091 R)
• M5: 1,045,839 km (0.083 R)
• M6: 1,173,595 km (0.092 R)
• M7: 2,256,235 km (0.093 R)
• M8: 2,427,076 km (0.093 R)
• M9: 2,819,022 km (0.104 R)
• M10: 3,251,659 km (0.062 R)
• M11: 4,247,682 km (0.062 R)
• M12: 5,936,791 km (0.084 R)
• M13: 6,388,427 km (0.043 R)
• M14: 7,131,031 km (0.077 R)
• M15: 7,499,790 km (0.03 R)
• M16: 7,688,732 km (0.105 R)
• M17: 8,733,823 km (0.103 R)
• M18: 9,535,817 km (0.101 R)
• M19: 10,154,404 km (0.03 R)
• M20: 11,162,245 km (0.115 R)
• M21: 11,912,628 km (0.115 R)
• M22: 12,696,072 km (0.071 R)
• M23: 16,810,014 km (0.106 R)
• M24: 20,513,010 km (0.068 R)
• M25: 26,211,342 km (0.117 R)
• M26: 28,436,910 km (0.081 R)
• M27: 30,905,873 km (0.118 R)
• M28: 32,378,814 km (0.076 R)
• M29: 32,880,116 km (0.07 R)
• M30: 33,259,496 km (0.109 R)
• M31: 33,513,962 km (0.105 R)
• M32: 34,026,784 km (0.098 R)
• M33: 35,464,120 km (0.084 R)
• M34: 39,021,408 km (0.082 R)
• M35: 40,162,092 km (0.057 R)
• M36: 40,595,477 km (0.066 R)
• M37: 42,659,179 km (0.096 R)
• M38: 45,884,509 km (0.041 R)
• M39: 52,126,780 km (0.11 R)
• M40: 56,167,119 km (0.091 R)
• M41: 62,321,276 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.2

Radius: 3.6

Gravity: 33.35 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.55 AU - 10.25 AU

Year: 18008 Days

Day: 23.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 60,853,051 km

• M1: 46,375 km (0.05 R)
• M2: 178,321 km (0.059 R)
• M3: 333,154 km (0.073 R)
• M4: 461,809 km (0.116 R)
• M5: 607,966 km (0.094 R)
• M6: 746,643 km (0.065 R)
• M7: 1,686,566 km (0.12 R)
• M8: 2,310,539 km (0.083 R)
• M9: 2,696,801 km (0.099 R)
• M10: 2,834,880 km (0.039 R)
• M11: 3,514,952 km (0.1 R)
• M12: 3,651,834 km (0.116 R)
• M13: 4,485,842 km (0.07 R)
• M14: 4,845,774 km (0.079 R)
• M15: 5,439,528 km (0.057 R)
• M16: 9,942,574 km (0.035 R)
• M17: 10,723,624 km (0.098 R)
• M18: 11,484,778 km (0.102 R)
• M19: 12,789,272 km (0.073 R)
• M20: 16,821,383 km (0.066 R)
• M21: 18,415,647 km (0.115 R)
• M22: 19,675,411 km (0.055 R)
• M23: 20,634,932 km (0.104 R)
• M24: 22,178,632 km (0.112 R)
• M25: 23,121,697 km (0.096 R)
• M26: 27,375,363 km (0.058 R)
• M27: 30,483,409 km (0.115 R)
• M28: 32,962,993 km (0.108 R)
• M29: 33,084,317 km (0.078 R)
• M30: 33,205,940 km (0.071 R)
• M31: 34,438,477 km (0.086 R)
• M32: 34,563,391 km (0.082 R)
• M33: 41,483,938 km (0.078 R)
• M34: 44,967,624 km (0.032 R)
• M35: 45,266,520 km (0.092 R)
• M36: 49,431,176 km (0.082 R)
• M37: 50,229,430 km (0.077 R)
• M38: 53,508,466 km (0.089 R)
• M39: 59,584,981 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 11,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit