🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.6

Radius: 13.6

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.85 AU - 1.15 AU

Year: 667 Days

Day: 13.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,886,439 km

• M1: 169,195 km (0.061 R)
• M2: 750,832 km (0.084 R)
• M3: 1,178,831 km (0.075 R)
• M4: 1,755,082 km (0.116 R)
• M5: 2,276,431 km (0.114 R)
• M6: 2,755,294 km (0.093 R)
• M7: 3,972,422 km (0.102 R)
• M8: 4,526,832 km (0.058 R)
• M9: 5,054,014 km (0.108 R)
• M10: 5,488,596 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.5

Radius: 10.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.05 AU - 1.05 AU

Year: 717 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,886,439 km

• M1: 126,410 km (0.109 R)
• M2: 464,950 km (0.09 R)
• M3: 847,622 km (0.082 R)
• M4: 1,252,882 km (0.088 R)
• M5: 2,437,847 km (0.088 R)
• M6: 2,862,705 km (0.109 R)
• M7: 3,300,129 km (0.044 R)
• M8: 3,781,834 km (0.071 R)
• M9: 5,177,582 km (0.075 R)
• M10: 6,250,648 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.9

Radius: 10.2

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.11 AU - 1.71 AU

Year: 1116 Days

Day: 5.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,886,439 km

• M1: 127,457 km (0.037 R)
• M2: 521,049 km (0.09 R)
• M3: 1,239,867 km (0.098 R)
• M4: 1,588,580 km (0.041 R)
• M5: 2,154,060 km (0.035 R)
• M6: 2,612,727 km (0.119 R)
• M7: 3,042,073 km (0.08 R)
• M8: 3,701,051 km (0.119 R)
• M9: 4,043,630 km (0.12 R)
• M10: 5,388,216 km (0.09 R)
• M11: 5,757,573 km (0.118 R)
• M12: 6,806,105 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.9

Radius: 14.5

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.38 AU - 3.58 AU

Year: 3430 Days

Day: 11.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,886,439 km

• M1: 180,415 km (0.062 R)
• M2: 878,738 km (0.117 R)
• M3: 1,432,848 km (0.11 R)
• M4: 2,048,294 km (0.101 R)
• M5: 2,899,506 km (0.116 R)
• M6: 3,824,021 km (0.1 R)
• M7: 5,282,450 km (0.107 R)
• M8: 5,843,442 km (0.103 R)
• M9: 6,444,078 km (0.108 R)
• M10: 7,407,638 km (0.07 R)
• M11: 7,955,615 km (0.107 R)
• M12: 8,465,295 km (0.066 R)
• M13: 8,929,198 km (0.094 R)
• M14: 9,728,200 km (0.104 R)
• M15: 10,650,471 km (0.096 R)
• M16: 11,429,577 km (0.043 R)
• M17: 12,583,874 km (0.096 R)
• M18: 13,366,121 km (0.114 R)
• M19: 14,553,030 km (0.079 R)
• M20: 16,463,844 km (0.114 R)
• M21: 17,241,603 km (0.094 R)
• M22: 18,758,825 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 15

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.43 AU - 3.61 AU

Year: 3500 Days

Day: 13.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,886,439 km

• M1: 186,549 km (0.111 R)
• M2: 794,813 km (0.098 R)
• M3: 1,305,092 km (0.064 R)
• M4: 2,054,876 km (0.081 R)
• M5: 2,737,192 km (0.101 R)
• M6: 4,190,835 km (0.071 R)
• M7: 5,629,966 km (0.118 R)
• M8: 6,251,246 km (0.102 R)
• M9: 7,315,785 km (0.104 R)
• M10: 8,394,984 km (0.071 R)
• M11: 9,503,055 km (0.079 R)
• M12: 11,324,708 km (0.086 R)
• M13: 11,922,801 km (0.099 R)
• M14: 13,369,412 km (0.089 R)
• M15: 14,578,761 km (0.102 R)
• M16: 17,382,824 km (0.07 R)
• M17: 20,279,487 km (0.112 R)
• M18: 21,035,256 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531

Radius: 11.3

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.14 AU - 3.6 AU

Year: 4125 Days

Day: 12.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,886,439 km

• M1: 141,071 km (0.034 R)
• M2: 510,578 km (0.079 R)
• M3: 863,329 km (0.099 R)
• M4: 1,216,829 km (0.088 R)
• M5: 1,681,630 km (0.109 R)
• M6: 2,069,387 km (0.088 R)
• M7: 2,502,024 km (0.107 R)
• M8: 2,908,332 km (0.101 R)
• M9: 4,378,430 km (0.111 R)
• M10: 4,997,616 km (0.111 R)
• M11: 5,407,215 km (0.051 R)
• M12: 6,294,031 km (0.097 R)
• M13: 6,926,980 km (0.102 R)
• M14: 7,404,795 km (0.119 R)
• M15: 8,569,564 km (0.092 R)
• M16: 10,748,607 km (0.08 R)
• M17: 11,477,448 km (0.057 R)
• M18: 12,284,828 km (0.097 R)
• M19: 12,655,531 km (0.06 R)
• M20: 13,566,283 km (0.082 R)
• M21: 13,962,568 km (0.12 R)
• M22: 18,123,184 km (0.086 R)
• M23: 21,337,892 km (0.091 R)
• M24: 22,696,391 km (0.111 R)
• M25: 23,681,044 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.2

Radius: 7.6

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.15 AU - 10.25 AU

Year: 17112 Days

Day: 18.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,886,439 km

• M1: 94,546 km (0.1 R)
• M2: 397,332 km (0.113 R)
• M3: 3,014,247 km (0.096 R)
• M4: 3,840,477 km (0.082 R)
• M5: 4,439,915 km (0.048 R)
• M6: 7,015,392 km (0.072 R)
• M7: 10,501,771 km (0.082 R)
• M8: 13,611,761 km (0.037 R)
• M9: 16,693,926 km (0.084 R)
• M10: 21,314,106 km (0.087 R)
• M11: 23,360,455 km (0.084 R)
• M12: 24,478,550 km (0.1 R)
• M13: 25,827,624 km (0.114 R)
• M14: 30,939,682 km (0.078 R)
• M15: 31,272,836 km (0.106 R)
• M16: 40,536,385 km (0.055 R)
• M17: 48,127,430 km (0.076 R)
• M18: 49,934,124 km (0.07 R)
• M19: 50,854,151 km (0.102 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: 375 - 19,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit