🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.2

Radius: 13.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.42 AU - 0.64 AU

Year: 266 Days

Day: 5.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 67,401,662 km

• M1: 172,935 km (0.071 R)
• M2: 658,380 km (0.107 R)
• M3: 1,587,682 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.7

Radius: 8.6

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.78 AU - 2.3 AU

Year: 2011 Days

Day: 7 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,401,662 km

• M1: 106,962 km (0.063 R)
• M2: 441,912 km (0.093 R)
• M3: 826,977 km (0.059 R)
• M4: 1,241,662 km (0.104 R)
• M5: 1,619,397 km (0.042 R)
• M6: 1,987,557 km (0.112 R)
• M7: 2,452,657 km (0.114 R)
• M8: 3,217,252 km (0.079 R)
• M9: 3,564,468 km (0.059 R)
• M10: 4,273,263 km (0.077 R)
• M11: 4,586,072 km (0.115 R)
• M12: 5,258,066 km (0.108 R)
• M13: 5,791,382 km (0.05 R)
• M14: 6,071,280 km (0.12 R)
• M15: 6,994,299 km (0.118 R)
• M16: 7,609,445 km (0.077 R)
• M17: 8,101,921 km (0.089 R)
• M18: 8,388,252 km (0.082 R)
• M19: 9,219,118 km (0.077 R)
• M20: 10,510,447 km (0.103 R)
• M21: 10,889,678 km (0.103 R)
• M22: 11,199,495 km (0.084 R)
• M23: 13,010,676 km (0.118 R)
• M24: 14,724,918 km (0.06 R)
• M25: 16,130,839 km (0.097 R)
• M26: 16,432,578 km (0.074 R)
• M27: 16,738,057 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.2

Radius: 12.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.95 AU - 3.77 AU

Year: 4251 Days

Day: 10.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,401,662 km

• M1: 158,125 km (0.064 R)
• M2: 623,823 km (0.084 R)
• M3: 1,032,375 km (0.111 R)
• M4: 1,582,446 km (0.058 R)
• M5: 2,049,790 km (0.096 R)
• M6: 2,448,768 km (0.035 R)
• M7: 3,348,000 km (0.092 R)
• M8: 4,107,359 km (0.083 R)
• M9: 4,552,862 km (0.094 R)
• M10: 6,358,059 km (0.061 R)
• M11: 6,956,600 km (0.12 R)
• M12: 7,455,509 km (0.082 R)
• M13: 8,450,933 km (0.118 R)
• M14: 9,532,975 km (0.119 R)
• M15: 11,057,377 km (0.103 R)
• M16: 14,477,633 km (0.052 R)
• M17: 14,908,774 km (0.048 R)
• M18: 17,254,918 km (0.1 R)
• M19: 18,421,631 km (0.105 R)
• M20: 24,825,467 km (0.073 R)
• M21: 26,231,837 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.1

Radius: 6.4

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.4 AU - 7.18 AU

Year: 10889 Days

Day: 24.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 71 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,401,662 km

• M1: 79,885 km (0.111 R)
• M2: 279,000 km (0.081 R)
• M3: 478,863 km (0.087 R)
• M4: 986,598 km (0.087 R)
• M5: 1,298,510 km (0.087 R)
• M6: 1,497,923 km (0.084 R)
• M7: 2,206,419 km (0.113 R)
• M8: 2,927,032 km (0.086 R)
• M9: 3,551,304 km (0.11 R)
• M10: 4,260,547 km (0.119 R)
• M11: 4,734,922 km (0.063 R)
• M12: 5,368,918 km (0.081 R)
• M13: 6,477,438 km (0.051 R)
• M14: 7,028,706 km (0.095 R)
• M15: 7,335,232 km (0.056 R)
• M16: 7,852,392 km (0.077 R)
• M17: 8,695,077 km (0.066 R)
• M18: 9,503,654 km (0.093 R)
• M19: 16,957,667 km (0.107 R)
• M20: 20,141,857 km (0.092 R)
• M21: 22,199,277 km (0.067 R)
• M22: 23,960,343 km (0.102 R)
• M23: 25,542,041 km (0.102 R)
• M24: 27,568,344 km (0.102 R)
• M25: 29,009,720 km (0.087 R)
• M26: 30,500,762 km (0.094 R)
• M27: 31,008,796 km (0.111 R)
• M28: 36,518,785 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.5

Radius: 3.4

Gravity: 52.64 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.04 AU - 8.88 AU

Year: 16985 Days

Day: 17.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,401,662 km

• M1: 42,635 km (0.076 R)
• M2: 173,384 km (0.09 R)
• M3: 418,276 km (0.066 R)
• M4: 640,728 km (0.119 R)
• M5: 749,785 km (0.107 R)
• M6: 926,011 km (0.113 R)
• M7: 2,664,488 km (0.12 R)
• M8: 2,975,053 km (0.094 R)
• M9: 3,151,878 km (0.104 R)
• M10: 5,363,981 km (0.116 R)
• M11: 6,506,460 km (0.106 R)
• M12: 6,675,805 km (0.106 R)
• M13: 7,567,109 km (0.059 R)
• M14: 8,334,995 km (0.095 R)
• M15: 12,439,512 km (0.058 R)
• M16: 13,505,397 km (0.055 R)
• M17: 21,019,847 km (0.089 R)
• M18: 21,204,451 km (0.066 R)
• M19: 23,703,035 km (0.091 R)
• M20: 25,022,787 km (0.068 R)
• M21: 26,713,542 km (0.084 R)
• M22: 27,366,686 km (0.092 R)
• M23: 32,117,316 km (0.108 R)
• M24: 33,731,029 km (0.076 R)
• M25: 34,622,034 km (0.117 R)
• M26: 34,750,538 km (0.072 R)
• M27: 39,453,147 km (0.06 R)
• M28: 43,357,652 km (0.098 R)
• M29: 45,326,210 km (0.114 R)
• M30: 47,195,585 km (0.106 R)
• M31: 48,953,659 km (0.119 R)
• M32: 51,923,925 km (0.106 R)
• M33: 54,837,194 km (0.094 R)
• M34: 59,685,212 km (0.052 R)
• M35: 62,118,122 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.2

Radius: 4.5

Gravity: 18.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.77 AU - 10.73 AU

Year: 22652 Days

Day: 24.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,401,662 km

• M1: 55,950 km (0.116 R)
• M2: 918,830 km (0.12 R)
• M3: 1,582,297 km (0.098 R)
• M4: 1,929,364 km (0.113 R)
• M5: 2,325,349 km (0.11 R)
• M6: 2,498,284 km (0.11 R)
• M7: 2,773,545 km (0.072 R)
• M8: 3,198,103 km (0.08 R)
• M9: 3,989,626 km (0.069 R)
• M10: 5,117,145 km (0.079 R)
• M11: 5,336,006 km (0.064 R)
• M12: 6,653,964 km (0.099 R)
• M13: 7,411,079 km (0.083 R)
• M14: 7,738,997 km (0.119 R)
• M15: 9,580,098 km (0.105 R)
• M16: 9,801,054 km (0.073 R)
• M17: 10,897,906 km (0.103 R)
• M18: 11,138,758 km (0.069 R)
• M19: 11,693,916 km (0.074 R)
• M20: 13,263,946 km (0.119 R)
• M21: 13,469,643 km (0.119 R)
• M22: 13,817,159 km (0.065 R)
• M23: 14,529,992 km (0.094 R)
• M24: 16,184,096 km (0.109 R)
• M25: 21,325,176 km (0.098 R)
• M26: 24,466,582 km (0.027 R)
• M27: 29,386,258 km (0.098 R)
• M28: 29,853,153 km (0.081 R)
• M29: 37,597,236 km (0.065 R)
• M30: 41,707,288 km (0.094 R)
• M31: 44,556,379 km (0.079 R)
• M32: 47,532,629 km (0.037 R)
• M33: 49,643,605 km (0.111 R)
• M34: 51,816,214 km (0.117 R)
• M35: 59,639,136 km (0.037 R)
• M36: 62,860,876 km (0.059 R)
• M37: 66,998,454 km (0.107 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: 346 - 13,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit