🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.2

Radius: 8.4

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.63 AU - 0.89 AU

Year: 435 Days

Day: 10.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,735,457 km

• M1: 106,962 km (0.079 R)
• M2: 395,986 km (0.08 R)
• M3: 809,773 km (0.117 R)
• M4: 1,096,403 km (0.113 R)
• M5: 1,561,054 km (0.08 R)
• M6: 1,891,515 km (0.118 R)
• M7: 2,332,829 km (0.063 R)
• M8: 2,927,630 km (0.097 R)
• M9: 4,079,534 km (0.072 R)
• M10: 5,309,827 km (0.082 R)
• M11: 5,747,101 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.6

Radius: 9.9

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.87 AU - 1.33 AU

Year: 757 Days

Day: 9.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,735,457 km

• M1: 123,867 km (0.078 R)
• M2: 443,707 km (0.056 R)
• M3: 851,810 km (0.089 R)
• M4: 1,273,377 km (0.115 R)
• M5: 1,717,234 km (0.101 R)
• M6: 2,029,744 km (0.116 R)
• M7: 2,402,392 km (0.077 R)
• M8: 3,126,446 km (0.092 R)
• M9: 3,656,172 km (0.113 R)
• M10: 4,393,091 km (0.112 R)
• M11: 5,003,750 km (0.077 R)
• M12: 6,097,759 km (0.065 R)
• M13: 6,546,852 km (0.034 R)
• M14: 7,487,074 km (0.061 R)
• M15: 7,952,324 km (0.092 R)
• M16: 8,699,565 km (0.082 R)
• M17: 9,076,701 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.3

Radius: 9.5

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.19 AU - 1.39 AU

Year: 961 Days

Day: 8 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,735,457 km

• M1: 118,182 km (0.094 R)
• M2: 579,393 km (0.067 R)
• M3: 1,089,671 km (0.094 R)
• M4: 1,721,722 km (0.11 R)
• M5: 2,081,355 km (0.068 R)
• M6: 2,558,722 km (0.112 R)
• M7: 2,941,543 km (0.084 R)
• M8: 3,362,362 km (0.065 R)
• M9: 4,458,017 km (0.046 R)
• M10: 4,978,916 km (0.056 R)
• M11: 5,482,014 km (0.048 R)
• M12: 6,018,622 km (0.115 R)
• M13: 6,503,169 km (0.062 R)
• M14: 6,832,883 km (0.11 R)
• M15: 7,550,205 km (0.056 R)
• M16: 8,088,906 km (0.055 R)
• M17: 8,548,770 km (0.105 R)
• M18: 9,161,523 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198

Radius: 13.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.35 AU - 1.89 AU

Year: 1353 Days

Day: 14.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,735,457 km

• M1: 164,109 km (0.109 R)
• M2: 770,728 km (0.102 R)
• M3: 1,181,374 km (0.11 R)
• M4: 1,977,085 km (0.102 R)
• M5: 2,615,420 km (0.1 R)
• M6: 3,401,706 km (0.076 R)
• M7: 4,596,095 km (0.066 R)
• M8: 5,299,205 km (0.106 R)
• M9: 6,580,960 km (0.083 R)
• M10: 7,407,488 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 10.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.65 AU - 2.91 AU

Year: 3041 Days

Day: 7.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,735,457 km

• M1: 135,685 km (0.038 R)
• M2: 546,631 km (0.073 R)
• M3: 948,600 km (0.102 R)
• M4: 1,401,433 km (0.09 R)
• M5: 1,875,209 km (0.112 R)
• M6: 2,483,175 km (0.103 R)
• M7: 2,997,193 km (0.105 R)
• M8: 3,360,417 km (0.073 R)
• M9: 3,851,098 km (0.059 R)
• M10: 5,902,982 km (0.12 R)
• M11: 8,461,555 km (0.083 R)
• M12: 8,839,589 km (0.085 R)
• M13: 9,965,761 km (0.083 R)
• M14: 10,861,404 km (0.092 R)
• M15: 13,682,820 km (0.071 R)
• M16: 14,543,307 km (0.069 R)
• M17: 19,277,331 km (0.12 R)
• M18: 19,752,903 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.2

Radius: 10.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.82 AU - 6.54 AU

Year: 8880 Days

Day: 12.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,735,457 km

• M1: 129,402 km (0.112 R)
• M2: 537,356 km (0.097 R)
• M3: 1,010,384 km (0.083 R)
• M4: 1,380,639 km (0.089 R)
• M5: 2,316,373 km (0.071 R)
• M6: 3,059,426 km (0.104 R)
• M7: 3,487,126 km (0.109 R)
• M8: 3,903,308 km (0.118 R)
• M9: 4,325,174 km (0.11 R)
• M10: 5,045,487 km (0.116 R)
• M11: 6,256,033 km (0.056 R)
• M12: 8,313,752 km (0.093 R)
• M13: 9,613,309 km (0.12 R)
• M14: 12,274,954 km (0.07 R)
• M15: 17,838,200 km (0.095 R)
• M16: 18,197,085 km (0.087 R)
• M17: 19,378,310 km (0.091 R)
• M18: 19,987,772 km (0.117 R)
• M19: 22,553,973 km (0.038 R)
• M20: 23,916,212 km (0.071 R)
• M21: 27,369,978 km (0.12 R)
• M22: 28,526,220 km (0.114 R)
• M23: 29,215,567 km (0.08 R)
• M24: 30,321,244 km (0.111 R)
• M25: 32,084,704 km (0.098 R)
• M26: 33,261,441 km (0.118 R)
• M27: 35,361,496 km (0.12 R)
• M28: 36,271,649 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.8

Radius: 6.2

Gravity: 25.96 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.61 AU - 7.55 AU

Year: 9835 Days

Day: 23.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,735,457 km

• M1: 77,492 km (0.062 R)
• M2: 721,511 km (0.114 R)
• M3: 1,042,099 km (0.105 R)
• M4: 1,280,408 km (0.099 R)
• M5: 2,005,359 km (0.058 R)
• M6: 2,477,790 km (0.052 R)
• M7: 2,952,314 km (0.093 R)
• M8: 3,409,186 km (0.093 R)
• M9: 4,837,546 km (0.073 R)
• M10: 5,164,866 km (0.071 R)
• M11: 6,085,791 km (0.044 R)
• M12: 6,585,149 km (0.112 R)
• M13: 7,278,984 km (0.06 R)
• M14: 8,247,779 km (0.081 R)
• M15: 9,200,718 km (0.103 R)
• M16: 10,930,219 km (0.103 R)
• M17: 12,989,583 km (0.078 R)
• M18: 13,622,382 km (0.085 R)
• M19: 15,294,288 km (0.036 R)
• M20: 20,780,042 km (0.108 R)
• M21: 21,123,219 km (0.101 R)
• M22: 21,820,794 km (0.118 R)
• M23: 23,724,876 km (0.055 R)
• M24: 24,861,371 km (0.113 R)
• M25: 26,033,620 km (0.099 R)
• M26: 28,593,389 km (0.058 R)
• M27: 33,030,013 km (0.038 R)
• M28: 39,717,935 km (0.084 R)
• M29: 41,724,193 km (0.07 R)
• M30: 44,644,941 km (0.047 R)
• M31: 45,359,870 km (0.109 R)
• M32: 46,082,427 km (0.11 R)
• M33: 46,519,702 km (0.057 R)
• M34: 49,201,244 km (0.094 R)
• M35: 51,200,918 km (0.094 R)
• M36: 52,934,608 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 11,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit