🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.3

Radius: 10.5

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.43 AU - 0.71 AU

Year: 297 Days

Day: 8.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 45,414,275 km

• M1: 130,599 km (0.073 R)
• M2: 483,052 km (0.111 R)
• M3: 2,227,961 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.1

Radius: 13.2

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1 AU - 1.64 AU

Year: 1047 Days

Day: 9.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,414,275 km

• M1: 164,109 km (0.118 R)
• M2: 712,385 km (0.085 R)
• M3: 1,179,130 km (0.074 R)
• M4: 1,612,366 km (0.036 R)
• M5: 2,411,667 km (0.105 R)
• M6: 3,638,071 km (0.1 R)
• M7: 4,453,828 km (0.068 R)
• M8: 5,034,268 km (0.038 R)
• M9: 5,683,672 km (0.079 R)
• M10: 6,954,506 km (0.103 R)
• M11: 8,043,878 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 8.4

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.28 AU - 1.66 AU

Year: 1230 Days

Day: 8.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,414,275 km

• M1: 104,569 km (0.045 R)
• M2: 371,900 km (0.115 R)
• M3: 702,512 km (0.093 R)
• M4: 1,099,395 km (0.05 R)
• M5: 1,603,988 km (0.074 R)
• M6: 2,243,968 km (0.082 R)
• M7: 2,695,754 km (0.089 R)
• M8: 3,087,999 km (0.1 R)
• M9: 4,219,258 km (0.066 R)
• M10: 6,175,849 km (0.067 R)
• M11: 6,935,956 km (0.096 R)
• M12: 7,220,192 km (0.085 R)
• M13: 8,377,930 km (0.077 R)
• M14: 9,184,860 km (0.113 R)
• M15: 10,814,430 km (0.097 R)
• M16: 11,879,866 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.7

Radius: 10.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.7 AU - 2.94 AU

Year: 3269 Days

Day: 5.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,414,275 km

• M1: 126,859 km (0.09 R)
• M2: 553,662 km (0.12 R)
• M3: 1,011,880 km (0.092 R)
• M4: 1,417,739 km (0.109 R)
• M5: 1,995,037 km (0.054 R)
• M6: 2,346,143 km (0.108 R)
• M7: 2,675,408 km (0.072 R)
• M8: 3,174,916 km (0.093 R)
• M9: 3,522,880 km (0.086 R)
• M10: 3,916,622 km (0.082 R)
• M11: 4,361,676 km (0.117 R)
• M12: 5,007,340 km (0.071 R)
• M13: 5,610,519 km (0.052 R)
• M14: 8,834,652 km (0.039 R)
• M15: 9,341,789 km (0.096 R)
• M16: 10,060,906 km (0.114 R)
• M17: 11,695,412 km (0.062 R)
• M18: 12,218,556 km (0.109 R)
• M19: 13,547,284 km (0.104 R)
• M20: 14,027,194 km (0.119 R)
• M21: 16,382,014 km (0.093 R)
• M22: 17,148,105 km (0.098 R)
• M23: 17,596,450 km (0.066 R)
• M24: 18,110,318 km (0.094 R)
• M25: 18,810,885 km (0.107 R)
• M26: 20,704,345 km (0.03 R)
• M27: 21,341,483 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.6

Radius: 13.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.73 AU - 5.21 AU

Year: 7648 Days

Day: 6.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,414,275 km

• M1: 173,085 km (0.047 R)
• M2: 649,853 km (0.11 R)
• M3: 1,637,349 km (0.103 R)
• M4: 3,058,379 km (0.109 R)
• M5: 3,916,771 km (0.069 R)
• M6: 4,601,331 km (0.097 R)
• M7: 6,823,308 km (0.081 R)
• M8: 7,438,455 km (0.031 R)
• M9: 9,775,922 km (0.089 R)
• M10: 10,464,969 km (0.102 R)
• M11: 12,998,110 km (0.12 R)
• M12: 14,349,129 km (0.073 R)
• M13: 15,118,959 km (0.12 R)
• M14: 18,615,211 km (0.08 R)
• M15: 19,891,580 km (0.095 R)
• M16: 21,914,442 km (0.082 R)
• M17: 22,697,288 km (0.109 R)
• M18: 23,498,834 km (0.08 R)
• M19: 24,652,532 km (0.077 R)
• M20: 27,072,876 km (0.076 R)
• M21: 27,521,221 km (0.06 R)
• M22: 29,553,059 km (0.091 R)
• M23: 30,412,499 km (0.088 R)
• M24: 32,181,195 km (0.118 R)
• M25: 33,706,794 km (0.098 R)
• M26: 34,225,898 km (0.081 R)
• M27: 35,280,115 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.8

Radius: 7.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.65 AU - 8.13 AU

Year: 12484 Days

Day: 16 Hours

Environment

Temp: -225 °C

Axial Tilt: 128 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,414,275 km

• M1: 94,546 km (0.108 R)
• M2: 343,926 km (0.057 R)
• M3: 711,487 km (0.07 R)
• M4: 1,279,211 km (0.097 R)
• M5: 2,220,930 km (0.093 R)
• M6: 3,925,299 km (0.101 R)
• M7: 4,454,426 km (0.052 R)
• M8: 5,767,746 km (0.102 R)
• M9: 6,359,405 km (0.11 R)
• M10: 6,606,990 km (0.117 R)
• M11: 11,366,147 km (0.101 R)
• M12: 13,272,921 km (0.076 R)
• M13: 14,196,838 km (0.114 R)
• M14: 14,998,832 km (0.091 R)
• M15: 18,323,645 km (0.092 R)
• M16: 20,591,848 km (0.092 R)
• M17: 21,688,400 km (0.103 R)
• M18: 25,677,128 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174

Radius: 5.3

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.81 AU - 8.53 AU

Year: 13252 Days

Day: 18.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,414,275 km

• M1: 74,649 km (0.066 R)
• M2: 877,092 km (0.078 R)
• M3: 1,320,949 km (0.077 R)
• M4: 1,978,432 km (0.065 R)
• M5: 2,405,683 km (0.055 R)
• M6: 2,660,149 km (0.026 R)
• M7: 3,309,254 km (0.079 R)
• M8: 4,033,757 km (0.091 R)
• M9: 8,569,864 km (0.077 R)
• M10: 10,963,430 km (0.108 R)
• M11: 11,816,736 km (0.08 R)
• M12: 15,061,514 km (0.064 R)
• M13: 18,022,654 km (0.086 R)
• M14: 19,351,382 km (0.107 R)
• M15: 19,784,318 km (0.106 R)
• M16: 20,297,289 km (0.048 R)
• M17: 20,819,236 km (0.072 R)
• M18: 22,045,789 km (0.07 R)
• M19: 24,306,662 km (0.097 R)
• M20: 29,094,841 km (0.112 R)
• M21: 30,625,676 km (0.092 R)
• M22: 31,609,282 km (0.115 R)
• M23: 32,715,409 km (0.034 R)
• M24: 34,369,961 km (0.12 R)
• M25: 35,111,069 km (0.047 R)
• M26: 36,625,149 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.9

Radius: 7.6

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.41 AU - 8.35 AU

Year: 15269 Days

Day: 23.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,414,275 km

• M1: 94,546 km (0.102 R)
• M2: 354,397 km (0.065 R)
• M3: 3,038,632 km (0.099 R)
• M4: 6,035,825 km (0.058 R)
• M5: 6,690,017 km (0.034 R)
• M6: 8,139,022 km (0.115 R)
• M7: 12,713,575 km (0.073 R)
• M8: 20,304,620 km (0.099 R)
• M9: 24,718,505 km (0.115 R)
• M10: 26,764,256 km (0.059 R)
• M11: 36,783,424 km (0.115 R)
• M12: 39,443,423 km (0.1 R)
• M13: 41,712,973 km (0.101 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: 196 - 14,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit