🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363

Radius: 8.4

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.91 AU - 1.27 AU

Year: 772 Days

Day: 11.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,327,548 km

• M1: 106,514 km (0.103 R)
• M2: 406,607 km (0.075 R)
• M3: 934,538 km (0.108 R)
• M4: 1,646,025 km (0.096 R)
• M5: 2,068,939 km (0.063 R)
• M6: 3,468,277 km (0.043 R)
• M7: 4,108,406 km (0.101 R)
• M8: 4,587,867 km (0.097 R)
• M9: 5,104,130 km (0.032 R)
• M10: 6,704,528 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 9.4

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.83 AU - 2.63 AU

Year: 2259 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,327,548 km

• M1: 119,828 km (0.1 R)
• M2: 526,585 km (0.049 R)
• M3: 894,296 km (0.033 R)
• M4: 1,203,664 km (0.105 R)
• M5: 1,546,992 km (0.053 R)
• M6: 1,978,731 km (0.1 R)
• M7: 2,370,378 km (0.105 R)
• M8: 3,181,498 km (0.087 R)
• M9: 3,811,903 km (0.096 R)
• M10: 4,382,320 km (0.109 R)
• M11: 5,074,509 km (0.083 R)
• M12: 6,944,632 km (0.04 R)
• M13: 7,620,366 km (0.112 R)
• M14: 8,651,993 km (0.112 R)
• M15: 9,267,588 km (0.12 R)
• M16: 10,016,475 km (0.042 R)
• M17: 10,695,350 km (0.081 R)
• M18: 11,557,632 km (0.071 R)
• M19: 11,907,392 km (0.077 R)
• M20: 12,224,390 km (0.105 R)
• M21: 13,634,350 km (0.092 R)
• M22: 14,025,100 km (0.116 R)
• M23: 14,692,904 km (0.079 R)
• M24: 15,522,125 km (0.08 R)
• M25: 15,948,330 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.4

Radius: 12.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.38 AU - 3.8 AU

Year: 4614 Days

Day: 7.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,327,548 km

• M1: 153,039 km (0.11 R)
• M2: 945,010 km (0.094 R)
• M3: 1,342,641 km (0.114 R)
• M4: 2,044,405 km (0.068 R)
• M5: 2,782,221 km (0.087 R)
• M6: 3,648,243 km (0.061 R)
• M7: 4,711,435 km (0.108 R)
• M8: 6,302,857 km (0.114 R)
• M9: 7,374,427 km (0.095 R)
• M10: 8,044,326 km (0.066 R)
• M11: 10,300,262 km (0.068 R)
• M12: 11,274,444 km (0.116 R)
• M13: 13,303,739 km (0.025 R)
• M14: 14,730,454 km (0.084 R)
• M15: 15,452,712 km (0.103 R)
• M16: 18,644,233 km (0.113 R)
• M17: 20,292,353 km (0.112 R)
• M18: 23,650,526 km (0.055 R)
• M19: 24,333,290 km (0.039 R)
• M20: 27,862,753 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.9

Radius: 4.7

Gravity: 25.48 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.05 AU - 7.91 AU

Year: 12508 Days

Day: 15.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 35,327,548 km

• M1: 59,390 km (0.07 R)
• M2: 263,741 km (0.052 R)
• M3: 962,961 km (0.106 R)
• M4: 1,328,130 km (0.044 R)
• M5: 1,701,227 km (0.09 R)
• M6: 1,895,555 km (0.06 R)
• M7: 2,870,185 km (0.045 R)
• M8: 3,099,369 km (0.109 R)
• M9: 3,833,445 km (0.064 R)
• M10: 4,284,932 km (0.105 R)
• M11: 4,770,975 km (0.066 R)
• M12: 5,888,172 km (0.108 R)
• M13: 6,683,883 km (0.043 R)
• M14: 7,045,910 km (0.096 R)
• M15: 7,852,991 km (0.093 R)
• M16: 8,672,937 km (0.105 R)
• M17: 9,398,486 km (0.057 R)
• M18: 10,642,243 km (0.105 R)
• M19: 11,875,229 km (0.102 R)
• M20: 12,829,663 km (0.04 R)
• M21: 14,158,541 km (0.033 R)
• M22: 15,716,304 km (0.11 R)
• M23: 16,355,834 km (0.113 R)
• M24: 18,849,481 km (0.061 R)
• M25: 19,008,205 km (0.081 R)
• M26: 21,846,226 km (0.059 R)
• M27: 22,374,755 km (0.059 R)
• M28: 33,752,870 km (0.066 R)
• M29: 33,987,140 km (0.108 R)
• M30: 34,222,458 km (0.119 R)
• M31: 34,458,822 km (0.113 R)
• M32: 38,518,909 km (0.101 R)
• M33: 43,714,443 km (0.059 R)
• M34: 44,132,419 km (0.056 R)
• M35: 46,551,566 km (0.097 R)
• M36: 49,811,304 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.3

Radius: 7.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.58 AU - 7.38 AU

Year: 12508 Days

Day: 21.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,327,548 km

• M1: 88,562 km (0.046 R)
• M2: 366,066 km (0.104 R)
• M3: 736,620 km (0.117 R)
• M4: 1,320,500 km (0.116 R)
• M5: 1,732,493 km (0.101 R)
• M6: 2,130,722 km (0.041 R)
• M7: 2,394,763 km (0.071 R)
• M8: 2,643,544 km (0.083 R)
• M9: 3,256,895 km (0.081 R)
• M10: 4,440,514 km (0.097 R)
• M11: 4,873,599 km (0.07 R)
• M12: 6,112,569 km (0.087 R)
• M13: 7,473,910 km (0.103 R)
• M14: 8,165,800 km (0.11 R)
• M15: 10,311,781 km (0.112 R)
• M16: 10,782,117 km (0.091 R)
• M17: 11,365,399 km (0.089 R)
• M18: 13,132,000 km (0.106 R)
• M19: 15,496,544 km (0.081 R)
• M20: 15,864,854 km (0.117 R)
• M21: 16,746,883 km (0.097 R)
• M22: 18,539,814 km (0.053 R)
• M23: 18,885,385 km (0.077 R)
• M24: 24,021,080 km (0.057 R)
• M25: 25,777,658 km (0.046 R)
• M26: 26,643,530 km (0.039 R)
• M27: 27,172,359 km (0.086 R)
• M28: 34,488,592 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 20,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit