🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591

Radius: 9.2

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.69 AU - 0.71 AU

Year: 391 Days

Day: 11.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,256,994 km

• M1: 114,592 km (0.095 R)
• M2: 403,166 km (0.086 R)
• M3: 711,487 km (0.102 R)
• M4: 1,021,604 km (0.109 R)
• M5: 1,309,580 km (0.057 R)
• M6: 1,646,025 km (0.1 R)
• M7: 1,945,670 km (0.045 R)
• M8: 2,534,038 km (0.072 R)
• M9: 3,225,629 km (0.095 R)
• M10: 3,897,773 km (0.115 R)
• M11: 4,632,148 km (0.12 R)
• M12: 4,921,022 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.3

Radius: 12.3

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.84 AU - 1.22 AU

Year: 697 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,256,994 km

• M1: 153,039 km (0.056 R)
• M2: 709,991 km (0.079 R)
• M3: 1,333,815 km (0.07 R)
• M4: 1,733,091 km (0.115 R)
• M5: 2,233,795 km (0.109 R)
• M6: 3,090,094 km (0.05 R)
• M7: 4,264,587 km (0.056 R)
• M8: 4,848,766 km (0.085 R)
• M9: 5,639,092 km (0.112 R)
• M10: 6,642,445 km (0.088 R)
• M11: 7,523,127 km (0.116 R)
• M12: 8,353,096 km (0.069 R)
• M13: 8,842,880 km (0.083 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.5

Radius: 4.4

Gravity: 17.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.88 AU - 7.04 AU

Year: 9703 Days

Day: 23.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,256,994 km

• M1: 56,099 km (0.076 R)
• M2: 239,805 km (0.09 R)
• M3: 579,243 km (0.086 R)
• M4: 816,056 km (0.114 R)
• M5: 1,178,831 km (0.094 R)
• M6: 2,624,395 km (0.057 R)
• M7: 3,059,576 km (0.093 R)
• M8: 3,229,220 km (0.085 R)
• M9: 3,824,470 km (0.102 R)
• M10: 4,878,387 km (0.086 R)
• M11: 5,850,623 km (0.117 R)
• M12: 6,348,186 km (0.079 R)
• M13: 8,009,620 km (0.097 R)
• M14: 9,004,595 km (0.102 R)
• M15: 11,539,531 km (0.04 R)
• M16: 12,804,680 km (0.103 R)
• M17: 13,414,441 km (0.081 R)
• M18: 13,583,935 km (0.114 R)
• M19: 14,335,515 km (0.118 R)
• M20: 14,572,179 km (0.106 R)
• M21: 15,732,161 km (0.035 R)
• M22: 15,984,084 km (0.096 R)
• M23: 16,238,550 km (0.055 R)
• M24: 17,484,550 km (0.041 R)
• M25: 17,686,956 km (0.085 R)
• M26: 18,512,288 km (0.091 R)
• M27: 19,435,007 km (0.06 R)
• M28: 19,725,078 km (0.099 R)
• M29: 20,017,841 km (0.096 R)
• M30: 25,106,562 km (0.058 R)
• M31: 27,854,974 km (0.118 R)
• M32: 29,634,889 km (0.108 R)
• M33: 30,699,278 km (0.119 R)
• M34: 31,588,937 km (0.116 R)
• M35: 33,523,088 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.8

Radius: 7.6

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.7 AU - 6.88 AU

Year: 10520 Days

Day: 21.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,256,994 km

• M1: 99,931 km (0.117 R)
• M2: 426,055 km (0.065 R)
• M3: 675,135 km (0.101 R)
• M4: 1,144,424 km (0.047 R)
• M5: 1,493,286 km (0.042 R)
• M6: 1,784,852 km (0.047 R)
• M7: 5,374,453 km (0.094 R)
• M8: 5,922,580 km (0.077 R)
• M9: 6,583,204 km (0.101 R)
• M10: 6,931,468 km (0.109 R)
• M11: 8,093,993 km (0.106 R)
• M12: 9,973,092 km (0.091 R)
• M13: 10,641,645 km (0.07 R)
• M14: 11,449,922 km (0.062 R)
• M15: 12,298,441 km (0.119 R)
• M16: 13,309,872 km (0.05 R)
• M17: 17,617,842 km (0.096 R)
• M18: 18,365,532 km (0.045 R)
• M19: 20,571,502 km (0.106 R)
• M20: 21,232,875 km (0.028 R)
• M21: 22,337,804 km (0.074 R)
• M22: 29,575,050 km (0.053 R)
• M23: 31,059,360 km (0.1 R)
• M24: 32,149,630 km (0.117 R)
• M25: 32,704,189 km (0.107 R)
• M26: 34,061,191 km (0.114 R)
• M27: 38,356,894 km (0.115 R)
• M28: 42,201,859 km (0.095 R)
• M29: 46,861,084 km (0.114 R)
• M30: 47,717,532 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.7

Radius: 5.8

Gravity: 25.38 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.56 AU - 7.94 AU

Year: 11695 Days

Day: 23.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,256,994 km

• M1: 72,106 km (0.086 R)
• M2: 297,700 km (0.108 R)
• M3: 529,576 km (0.064 R)
• M4: 842,984 km (0.036 R)
• M5: 1,112,410 km (0.094 R)
• M6: 1,525,300 km (0.066 R)
• M7: 2,523,866 km (0.084 R)
• M8: 2,718,044 km (0.082 R)
• M9: 2,968,770 km (0.083 R)
• M10: 3,490,418 km (0.105 R)
• M11: 4,100,478 km (0.12 R)
• M12: 6,515,586 km (0.086 R)
• M13: 6,717,842 km (0.097 R)
• M14: 7,306,360 km (0.096 R)
• M15: 8,489,679 km (0.095 R)
• M16: 8,682,361 km (0.077 R)
• M17: 10,061,055 km (0.079 R)
• M18: 10,830,437 km (0.092 R)
• M19: 11,816,736 km (0.099 R)
• M20: 12,924,807 km (0.086 R)
• M21: 14,439,186 km (0.102 R)
• M22: 19,518,932 km (0.116 R)
• M23: 21,238,858 km (0.055 R)
• M24: 22,409,611 km (0.038 R)
• M25: 26,077,302 km (0.12 R)
• M26: 32,299,227 km (0.085 R)
• M27: 33,604,020 km (0.092 R)
• M28: 33,844,873 km (0.095 R)
• M29: 36,191,764 km (0.109 R)
• M30: 43,592,520 km (0.083 R)
• M31: 50,823,932 km (0.089 R)
• M32: 53,565,163 km (0.115 R)
• M33: 56,403,484 km (0.087 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: 255 - 10,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit