🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.9

Radius: 8.2

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.86 AU - 0.9 AU

Year: 550 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,658,365 km

• M1: 102,026 km (0.09 R)
• M2: 448,644 km (0.079 R)
• M3: 886,966 km (0.102 R)
• M4: 1,232,836 km (0.084 R)
• M5: 1,674,748 km (0.109 R)
• M6: 2,160,343 km (0.104 R)
• M7: 3,366,850 km (0.107 R)
• M8: 3,740,545 km (0.1 R)
• M9: 4,711,435 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.8

Radius: 14.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.87 AU - 0.89 AU

Year: 550 Days

Day: 8.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,658,365 km

• M1: 179,368 km (0.076 R)
• M2: 642,373 km (0.054 R)
• M3: 1,144,274 km (0.108 R)
• M4: 1,643,333 km (0.094 R)
• M5: 2,450,563 km (0.108 R)
• M6: 3,688,485 km (0.114 R)
• M7: 5,128,963 km (0.1 R)
• M8: 6,004,559 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.4

Radius: 12.5

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.06 AU - 3 AU

Year: 2684 Days

Day: 11.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,658,365 km

• M1: 155,432 km (0.119 R)
• M2: 563,535 km (0.039 R)
• M3: 1,170,454 km (0.048 R)
• M4: 2,653,417 km (0.067 R)
• M5: 3,641,811 km (0.047 R)
• M6: 4,250,375 km (0.082 R)
• M7: 4,651,596 km (0.116 R)
• M8: 5,188,952 km (0.111 R)
• M9: 5,577,757 km (0.087 R)
• M10: 6,917,256 km (0.073 R)
• M11: 7,853,589 km (0.12 R)
• M12: 9,132,501 km (0.093 R)
• M13: 10,727,514 km (0.095 R)
• M14: 14,552,432 km (0.084 R)
• M15: 15,991,115 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.3

Radius: 11.7

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.22 AU - 6.22 AU

Year: 7953 Days

Day: 11 Hours

Environment

Temp: -234 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,658,365 km

• M1: 145,858 km (0.063 R)
• M2: 598,391 km (0.106 R)
• M3: 1,088,325 km (0.096 R)
• M4: 1,803,851 km (0.096 R)
• M5: 2,775,938 km (0.063 R)
• M6: 3,379,266 km (0.038 R)
• M7: 3,768,670 km (0.079 R)
• M8: 5,121,633 km (0.086 R)
• M9: 6,157,448 km (0.033 R)
• M10: 6,809,097 km (0.056 R)
• M11: 10,017,073 km (0.086 R)
• M12: 14,173,351 km (0.084 R)
• M13: 20,613,240 km (0.068 R)
• M14: 23,363,597 km (0.113 R)
• M15: 24,226,478 km (0.112 R)
• M16: 25,110,302 km (0.096 R)
• M17: 26,350,019 km (0.116 R)
• M18: 31,719,237 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.6

Radius: 3.6

Gravity: 19.72 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.54 AU - 7.22 AU

Year: 10746 Days

Day: 15.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,658,365 km

• M1: 44,730 km (0.028 R)
• M2: 192,832 km (0.11 R)
• M3: 526,136 km (0.096 R)
• M4: 687,701 km (0.09 R)
• M5: 1,286,093 km (0.1 R)
• M6: 1,621,791 km (0.1 R)
• M7: 1,745,957 km (0.111 R)
• M8: 2,393,865 km (0.036 R)
• M9: 2,860,012 km (0.064 R)
• M10: 3,000,784 km (0.109 R)
• M11: 3,541,580 km (0.067 R)
• M12: 3,920,063 km (0.097 R)
• M13: 5,675,594 km (0.106 R)
• M14: 5,930,508 km (0.084 R)
• M15: 6,060,808 km (0.06 R)
• M16: 6,566,599 km (0.046 R)
• M17: 7,100,065 km (0.063 R)
• M18: 8,830,613 km (0.095 R)
• M19: 10,871,726 km (0.089 R)
• M20: 11,067,101 km (0.041 R)
• M21: 11,314,536 km (0.109 R)
• M22: 12,341,525 km (0.101 R)
• M23: 12,554,253 km (0.038 R)
• M24: 12,986,741 km (0.113 R)
• M25: 17,138,530 km (0.116 R)
• M26: 17,336,897 km (0.032 R)
• M27: 17,805,438 km (0.115 R)
• M28: 19,048,895 km (0.042 R)
• M29: 19,982,087 km (0.103 R)
• M30: 20,128,394 km (0.111 R)
• M31: 21,324,129 km (0.104 R)
• M32: 25,024,283 km (0.063 R)
• M33: 25,194,226 km (0.109 R)
• M34: 26,847,133 km (0.117 R)
• M35: 27,383,741 km (0.09 R)
• M36: 27,564,156 km (0.116 R)
• M37: 32,337,525 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.4

Radius: 3.3

Gravity: 17.76 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.1 AU - 10.88 AU

Year: 21056 Days

Day: 24.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 168.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,658,365 km

• M1: 40,990 km (0.108 R)
• M2: 204,949 km (0.053 R)
• M3: 948,301 km (0.074 R)
• M4: 1,068,428 km (0.103 R)
• M5: 1,420,881 km (0.059 R)
• M6: 1,638,994 km (0.102 R)
• M7: 3,920,212 km (0.12 R)
• M8: 4,558,995 km (0.107 R)
• M9: 8,214,120 km (0.048 R)
• M10: 9,203,411 km (0.111 R)
• M11: 10,534,682 km (0.099 R)
• M12: 10,859,309 km (0.098 R)
• M13: 11,358,518 km (0.066 R)
• M14: 14,612,570 km (0.058 R)
• M15: 16,559,288 km (0.113 R)
• M16: 18,437,489 km (0.105 R)
• M17: 19,387,435 km (0.11 R)
• M18: 20,203,641 km (0.069 R)
• M19: 20,704,196 km (0.094 R)
• M20: 21,384,417 km (0.114 R)
• M21: 27,068,239 km (0.106 R)
• M22: 27,778,529 km (0.112 R)
• M23: 28,814,644 km (0.091 R)
• M24: 38,174,085 km (0.077 R)
• M25: 40,103,898 km (0.059 R)
• M26: 41,693,824 km (0.086 R)
• M27: 41,962,951 km (0.112 R)
• M28: 45,281,929 km (0.098 R)
• M29: 49,822,374 km (0.085 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: 492 - 20,224 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit