🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.7

Radius: 8.3

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.17 AU - 1.57 AU

Year: 1035 Days

Day: 6.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,015,371 km

• M1: 103,223 km (0.111 R)
• M2: 550,969 km (0.093 R)
• M3: 857,794 km (0.106 R)
• M4: 1,412,653 km (0.119 R)
• M5: 1,787,096 km (0.114 R)
• M6: 2,207,765 km (0.101 R)
• M7: 2,492,899 km (0.05 R)
• M8: 2,769,655 km (0.097 R)
• M9: 3,114,628 km (0.104 R)
• M10: 3,659,014 km (0.099 R)
• M11: 5,445,961 km (0.072 R)
• M12: 5,896,400 km (0.09 R)
• M13: 6,255,285 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 13.9

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.52 AU - 1.82 AU

Year: 1393 Days

Day: 12.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 32,015,371 km

• M1: 172,935 km (0.084 R)
• M2: 726,896 km (0.097 R)
• M3: 1,178,382 km (0.038 R)
• M4: 1,980,377 km (0.103 R)
• M5: 3,174,916 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 8.4

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.33 AU - 2.01 AU

Year: 1393 Days

Day: 7.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,015,371 km

• M1: 104,419 km (0.069 R)
• M2: 415,284 km (0.056 R)
• M3: 844,630 km (0.113 R)
• M4: 1,301,801 km (0.063 R)
• M5: 2,097,811 km (0.087 R)
• M6: 2,626,789 km (0.079 R)
• M7: 2,942,740 km (0.074 R)
• M8: 3,606,206 km (0.097 R)
• M9: 4,487,487 km (0.074 R)
• M10: 4,774,416 km (0.104 R)
• M11: 5,054,463 km (0.103 R)
• M12: 5,505,501 km (0.078 R)
• M13: 6,308,991 km (0.108 R)
• M14: 9,047,679 km (0.101 R)
• M15: 10,256,280 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.6

Radius: 14.7

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.52 AU - 2.53 AU

Year: 1854 Days

Day: 11.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,015,371 km

• M1: 183,108 km (0.105 R)
• M2: 779,854 km (0.071 R)
• M3: 1,340,397 km (0.102 R)
• M4: 2,125,636 km (0.107 R)
• M5: 2,723,130 km (0.115 R)
• M6: 3,516,298 km (0.109 R)
• M7: 5,754,432 km (0.104 R)
• M8: 6,425,378 km (0.114 R)
• M9: 7,717,904 km (0.115 R)
• M10: 9,443,515 km (0.093 R)
• M11: 10,130,917 km (0.111 R)
• M12: 12,314,897 km (0.115 R)
• M13: 13,178,226 km (0.091 R)
• M14: 13,776,019 km (0.064 R)
• M15: 14,391,764 km (0.062 R)
• M16: 14,979,983 km (0.07 R)
• M17: 15,490,112 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.5

Radius: 10.9

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.19 AU - 2.37 AU

Year: 2223 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,015,371 km

• M1: 135,685 km (0.097 R)
• M2: 513,420 km (0.117 R)
• M3: 906,563 km (0.099 R)
• M4: 1,292,825 km (0.09 R)
• M5: 1,767,948 km (0.043 R)
• M6: 2,147,926 km (0.041 R)
• M7: 2,745,420 km (0.059 R)
• M8: 3,380,313 km (0.116 R)
• M9: 4,150,892 km (0.093 R)
• M10: 4,503,195 km (0.078 R)
• M11: 4,988,790 km (0.075 R)
• M12: 5,632,509 km (0.061 R)
• M13: 5,987,655 km (0.102 R)
• M14: 6,330,683 km (0.095 R)
• M15: 8,120,472 km (0.057 R)
• M16: 9,713,240 km (0.108 R)
• M17: 10,300,262 km (0.102 R)
• M18: 10,871,876 km (0.08 R)
• M19: 11,545,066 km (0.037 R)
• M20: 13,239,112 km (0.039 R)
• M21: 14,996,439 km (0.109 R)
• M22: 16,541,186 km (0.117 R)
• M23: 17,485,448 km (0.1 R)
• M24: 18,189,456 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.2

Radius: 13.9

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.02 AU - 3.54 AU

Year: 3836 Days

Day: 14.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,015,371 km

• M1: 173,234 km (0.061 R)
• M2: 766,689 km (0.069 R)
• M3: 1,350,270 km (0.068 R)
• M4: 2,112,472 km (0.113 R)
• M5: 3,520,487 km (0.082 R)
• M6: 4,523,391 km (0.118 R)
• M7: 5,737,378 km (0.085 R)
• M8: 7,292,597 km (0.082 R)
• M9: 8,095,938 km (0.064 R)
• M10: 9,430,799 km (0.069 R)
• M11: 10,299,514 km (0.118 R)
• M12: 10,952,060 km (0.117 R)
• M13: 12,778,949 km (0.094 R)
• M14: 13,843,039 km (0.086 R)
• M15: 14,638,600 km (0.044 R)
• M16: 18,254,680 km (0.093 R)
• M17: 19,801,971 km (0.097 R)
• M18: 21,434,981 km (0.073 R)
• M19: 25,908,406 km (0.116 R)
• M20: 27,363,246 km (0.064 R)

Asteroid Belt

Center: 6.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.4

Radius: 6.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.89 AU - 11.27 AU

Year: 17666 Days

Day: 18.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,015,371 km

• M1: 79,586 km (0.114 R)
• M2: 288,425 km (0.099 R)
• M3: 504,743 km (0.1 R)
• M4: 1,186,012 km (0.067 R)
• M5: 1,437,187 km (0.094 R)
• M6: 1,684,173 km (0.081 R)
• M7: 3,028,758 km (0.088 R)
• M8: 4,119,626 km (0.098 R)
• M9: 4,915,337 km (0.068 R)
• M10: 6,087,736 km (0.051 R)
• M11: 13,391,403 km (0.086 R)
• M12: 20,605,910 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 19,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit