🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 13.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.53 AU - 0.73 AU

Year: 339 Days

Day: 10.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 68,720,368 km

• M1: 168,298 km (0.099 R)
• M2: 594,951 km (0.118 R)
• M3: 1,019,809 km (0.083 R)
• M4: 1,525,150 km (0.12 R)
• M5: 1,997,580 km (0.105 R)
• M6: 2,782,371 km (0.118 R)
• M7: 3,237,597 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.6

Radius: 9.2

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.84 AU - 2.8 AU

Year: 2397 Days

Day: 6.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 60.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,720,368 km

• M1: 114,442 km (0.106 R)
• M2: 414,536 km (0.091 R)
• M3: 842,236 km (0.076 R)
• M4: 1,469,201 km (0.118 R)
• M5: 1,781,411 km (0.089 R)
• M6: 2,150,769 km (0.114 R)
• M7: 2,556,927 km (0.048 R)
• M8: 2,875,720 km (0.04 R)
• M9: 3,370,290 km (0.096 R)
• M10: 3,902,111 km (0.095 R)
• M11: 4,407,452 km (0.111 R)
• M12: 4,697,224 km (0.085 R)
• M13: 5,338,400 km (0.111 R)
• M14: 6,959,143 km (0.119 R)
• M15: 9,181,420 km (0.115 R)
• M16: 10,218,731 km (0.052 R)
• M17: 10,508,054 km (0.077 R)
• M18: 11,255,445 km (0.107 R)
• M19: 11,878,669 km (0.117 R)
• M20: 12,279,592 km (0.036 R)
• M21: 13,754,776 km (0.104 R)
• M22: 15,676,810 km (0.093 R)
• M23: 15,965,234 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.8

Radius: 10

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.69 AU - 3.93 AU

Year: 4084 Days

Day: 10 Hours

Environment

Temp: -205 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,720,368 km

• M1: 124,465 km (0.112 R)
• M2: 485,894 km (0.06 R)
• M3: 1,168,958 km (0.088 R)
• M4: 2,153,761 km (0.108 R)
• M5: 2,666,732 km (0.118 R)
• M6: 3,016,192 km (0.118 R)
• M7: 3,396,171 km (0.067 R)
• M8: 4,757,960 km (0.109 R)
• M9: 5,275,270 km (0.092 R)
• M10: 6,330,982 km (0.064 R)
• M11: 7,054,886 km (0.119 R)
• M12: 10,427,121 km (0.119 R)
• M13: 10,945,777 km (0.032 R)
• M14: 13,144,567 km (0.111 R)
• M15: 14,639,648 km (0.045 R)
• M16: 16,942,258 km (0.069 R)
• M17: 17,478,417 km (0.1 R)
• M18: 19,283,016 km (0.118 R)
• M19: 20,130,937 km (0.113 R)
• M20: 22,253,282 km (0.066 R)
• M21: 25,671,144 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.7

Radius: 14.4

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.71 AU - 3.99 AU

Year: 4159 Days

Day: 14.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,720,368 km

• M1: 186,997 km (0.114 R)
• M2: 753,375 km (0.068 R)
• M3: 1,246,150 km (0.092 R)
• M4: 1,909,916 km (0.079 R)
• M5: 2,370,827 km (0.118 R)
• M6: 2,907,135 km (0.114 R)
• M7: 3,875,931 km (0.064 R)
• M8: 4,343,125 km (0.071 R)
• M9: 5,232,784 km (0.096 R)
• M10: 5,693,545 km (0.071 R)
• M11: 6,270,544 km (0.095 R)
• M12: 8,753,570 km (0.089 R)
• M13: 10,508,802 km (0.093 R)
• M14: 11,605,354 km (0.041 R)
• M15: 14,128,920 km (0.06 R)
• M16: 14,866,737 km (0.04 R)
• M17: 15,965,085 km (0.082 R)
• M18: 16,765,733 km (0.052 R)
• M19: 19,010,897 km (0.084 R)
• M20: 19,715,354 km (0.054 R)
• M21: 20,771,216 km (0.112 R)
• M22: 21,864,327 km (0.108 R)
• M23: 23,284,310 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.3

Radius: 10

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.05 AU - 4.41 AU

Year: 4886 Days

Day: 9.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,720,368 km

• M1: 124,615 km (0.057 R)
• M2: 458,218 km (0.117 R)
• M3: 1,057,507 km (0.066 R)
• M4: 1,650,663 km (0.105 R)
• M5: 1,990,100 km (0.034 R)
• M6: 2,422,438 km (0.079 R)
• M7: 3,933,377 km (0.076 R)
• M8: 4,312,458 km (0.075 R)
• M9: 7,657,017 km (0.098 R)
• M10: 8,613,845 km (0.08 R)
• M11: 9,025,688 km (0.079 R)
• M12: 10,133,909 km (0.12 R)
• M13: 10,849,586 km (0.083 R)
• M14: 11,734,307 km (0.038 R)
• M15: 15,759,238 km (0.116 R)
• M16: 19,132,969 km (0.059 R)
• M17: 20,954,623 km (0.079 R)
• M18: 22,464,813 km (0.116 R)
• M19: 23,390,525 km (0.072 R)

Asteroid Belt

Center: 5.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.1

Radius: 6.3

Gravity: 22.85 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.87 AU - 8.83 AU

Year: 14917 Days

Day: 17.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,720,368 km

• M1: 80,334 km (0.108 R)
• M2: 512,971 km (0.051 R)
• M3: 1,150,856 km (0.083 R)
• M4: 3,280,981 km (0.039 R)
• M5: 3,934,723 km (0.079 R)
• M6: 5,019,906 km (0.111 R)
• M7: 5,728,402 km (0.106 R)
• M8: 6,209,060 km (0.104 R)
• M9: 7,812,898 km (0.118 R)
• M10: 8,454,374 km (0.114 R)
• M11: 10,707,916 km (0.108 R)
• M12: 11,623,755 km (0.032 R)
• M13: 12,132,986 km (0.115 R)
• M14: 12,657,027 km (0.104 R)
• M15: 13,471,288 km (0.06 R)
• M16: 14,033,028 km (0.057 R)
• M17: 19,812,592 km (0.077 R)
• M18: 23,121,697 km (0.068 R)
• M19: 29,855,097 km (0.077 R)
• M20: 30,809,233 km (0.077 R)
• M21: 38,621,981 km (0.118 R)
• M22: 39,185,217 km (0.073 R)
• M23: 42,084,574 km (0.069 R)
• M24: 46,696,676 km (0.104 R)
• M25: 47,015,619 km (0.085 R)
• M26: 49,124,201 km (0.106 R)
• M27: 56,186,417 km (0.109 R)
• M28: 67,695,879 km (0.065 R)
• M29: 68,720,325 km (0.054 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: 234 - 12,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit