🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.3

Radius: 11.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.05 AU - 1.55 AU

Year: 988 Days

Day: 6 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,494,967 km

• M1: 145,559 km (0.085 R)
• M2: 528,828 km (0.045 R)
• M3: 1,076,805 km (0.103 R)
• M4: 1,526,497 km (0.069 R)
• M5: 1,933,104 km (0.1 R)
• M6: 2,323,704 km (0.118 R)
• M7: 3,036,837 km (0.119 R)
• M8: 4,214,322 km (0.103 R)
• M9: 4,733,875 km (0.088 R)
• M10: 5,334,810 km (0.106 R)
• M11: 6,353,422 km (0.079 R)
• M12: 8,501,946 km (0.063 R)
• M13: 9,449,200 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.5

Radius: 12.6

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.51 AU - 3.59 AU

Year: 4460 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,494,967 km

• M1: 156,779 km (0.12 R)
• M2: 629,657 km (0.073 R)
• M3: 1,037,910 km (0.107 R)
• M4: 1,535,622 km (0.045 R)
• M5: 2,266,258 km (0.117 R)
• M6: 3,298,783 km (0.096 R)
• M7: 4,070,857 km (0.104 R)
• M8: 4,747,339 km (0.096 R)
• M9: 6,299,866 km (0.114 R)
• M10: 7,375,325 km (0.107 R)
• M11: 8,107,457 km (0.075 R)
• M12: 11,339,070 km (0.092 R)
• M13: 12,314,897 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.9

Radius: 10.5

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.1 AU - 4.48 AU

Year: 5925 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,494,967 km

• M1: 130,749 km (0.067 R)
• M2: 457,620 km (0.068 R)
• M3: 1,019,360 km (0.115 R)
• M4: 1,859,801 km (0.079 R)
• M5: 2,303,358 km (0.044 R)
• M6: 2,643,394 km (0.104 R)
• M7: 3,446,436 km (0.032 R)
• M8: 4,477,614 km (0.07 R)
• M9: 4,959,169 km (0.109 R)
• M10: 5,363,682 km (0.085 R)
• M11: 6,056,619 km (0.026 R)
• M12: 6,678,947 km (0.105 R)
• M13: 7,173,068 km (0.089 R)
• M14: 7,762,634 km (0.065 R)
• M15: 10,580,160 km (0.111 R)
• M16: 11,161,348 km (0.08 R)
• M17: 14,774,136 km (0.037 R)
• M18: 15,786,166 km (0.053 R)
• M19: 17,885,772 km (0.08 R)
• M20: 19,962,340 km (0.11 R)
• M21: 23,747,465 km (0.115 R)
• M22: 25,848,567 km (0.036 R)
• M23: 27,399,299 km (0.047 R)
• M24: 27,986,022 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.9

Radius: 11.8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.11 AU - 5.43 AU

Year: 8068 Days

Day: 6.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,494,967 km

• M1: 146,756 km (0.076 R)
• M2: 1,123,480 km (0.119 R)
• M3: 2,012,839 km (0.114 R)
• M4: 2,569,493 km (0.064 R)
• M5: 3,002,130 km (0.091 R)
• M6: 3,443,294 km (0.102 R)
• M7: 4,802,391 km (0.107 R)
• M8: 5,773,879 km (0.109 R)
• M9: 8,068,262 km (0.067 R)
• M10: 8,508,977 km (0.096 R)
• M11: 9,121,581 km (0.078 R)
• M12: 14,212,546 km (0.107 R)
• M13: 17,205,401 km (0.108 R)
• M14: 26,599,100 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.5

Radius: 3

Gravity: 99.94 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.42 AU - 7.9 AU

Year: 12776 Days

Day: 15.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 43,494,967 km

• M1: 38,746 km (0.102 R)
• M2: 229,483 km (0.038 R)
• M3: 403,615 km (0.089 R)
• M4: 1,122,882 km (0.094 R)
• M5: 1,266,645 km (0.095 R)
• M6: 1,482,216 km (0.027 R)
• M7: 2,023,461 km (0.115 R)
• M8: 2,464,924 km (0.088 R)
• M9: 2,573,532 km (0.113 R)
• M10: 2,708,170 km (0.114 R)
• M11: 3,065,560 km (0.113 R)
• M12: 3,191,371 km (0.053 R)
• M13: 5,703,269 km (0.098 R)
• M14: 5,971,199 km (0.082 R)
• M15: 7,897,720 km (0.037 R)
• M16: 9,548,533 km (0.094 R)
• M17: 9,709,051 km (0.053 R)
• M18: 10,942,336 km (0.116 R)
• M19: 13,047,777 km (0.095 R)
• M20: 13,579,597 km (0.087 R)
• M21: 13,919,334 km (0.065 R)
• M22: 15,926,937 km (0.089 R)
• M23: 16,843,374 km (0.05 R)
• M24: 18,283,104 km (0.08 R)
• M25: 19,716,251 km (0.102 R)
• M26: 21,587,870 km (0.077 R)
• M27: 24,562,026 km (0.084 R)
• M28: 24,762,636 km (0.039 R)
• M29: 25,167,448 km (0.055 R)
• M30: 39,186,265 km (0.042 R)
• M31: 39,873,816 km (0.079 R)
• M32: 41,414,824 km (0.081 R)
• M33: 47,508,245 km (0.079 R)
• M34: 49,558,184 km (0.056 R)
• M35: 51,174,589 km (0.056 R)
• M36: 52,326,792 km (0.106 R)
• M37: 57,814,640 km (0.118 R)
• M38: 58,884,564 km (0.109 R)
• M39: 61,063,906 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.6

Radius: 5.8

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.69 AU - 10.65 AU

Year: 17024 Days

Day: 19.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,494,967 km

• M1: 72,256 km (0.095 R)
• M2: 263,591 km (0.056 R)
• M3: 672,442 km (0.04 R)
• M4: 1,416,393 km (0.117 R)
• M5: 2,667,779 km (0.053 R)
• M6: 3,108,943 km (0.037 R)
• M7: 6,463,825 km (0.036 R)
• M8: 8,198,711 km (0.099 R)
• M9: 9,687,958 km (0.04 R)
• M10: 15,094,126 km (0.064 R)
• M11: 24,632,486 km (0.088 R)
• M12: 24,900,715 km (0.049 R)
• M13: 26,833,370 km (0.057 R)
• M14: 27,499,230 km (0.113 R)
• M15: 33,884,965 km (0.06 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 19,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit