🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.7

Radius: 11.2

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.44 AU - 5.04 AU

Year: 3658 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,478,262 km

• M1: 139,276 km (0.099 R)
• M2: 654,790 km (0.086 R)
• M3: 1,145,920 km (0.078 R)
• M4: 1,582,446 km (0.094 R)
• M5: 2,171,263 km (0.064 R)
• M6: 3,259,289 km (0.094 R)
• M7: 4,514,265 km (0.103 R)
• M8: 5,072,565 km (0.032 R)
• M9: 5,622,187 km (0.076 R)
• M10: 6,717,692 km (0.091 R)
• M11: 7,712,668 km (0.064 R)
• M12: 8,123,164 km (0.108 R)
• M13: 8,876,689 km (0.113 R)
• M14: 9,404,620 km (0.106 R)
• M15: 9,754,978 km (0.07 R)
• M16: 10,317,316 km (0.093 R)
• M17: 12,503,988 km (0.117 R)
• M18: 13,023,691 km (0.101 R)
• M19: 14,309,635 km (0.115 R)
• M20: 15,301,618 km (0.096 R)
• M21: 17,597,497 km (0.094 R)
• M22: 18,431,505 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.3

Radius: 13.6

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.75 AU - 4.97 AU

Year: 3814 Days

Day: 12 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,478,262 km

• M1: 169,195 km (0.105 R)
• M2: 635,043 km (0.069 R)
• M3: 1,183,918 km (0.066 R)
• M4: 2,756,939 km (0.1 R)
• M5: 3,479,497 km (0.044 R)
• M6: 5,074,958 km (0.064 R)
• M7: 6,035,975 km (0.037 R)
• M8: 6,479,832 km (0.103 R)
• M9: 7,521,781 km (0.116 R)
• M10: 9,273,422 km (0.086 R)
• M11: 9,973,391 km (0.088 R)
• M12: 11,439,899 km (0.075 R)
• M13: 13,613,257 km (0.059 R)
• M14: 14,891,271 km (0.031 R)
• M15: 15,318,672 km (0.055 R)
• M16: 16,297,940 km (0.034 R)
• M17: 17,950,996 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.6

Radius: 11.7

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.69 AU - 5.13 AU

Year: 3880 Days

Day: 13.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,478,262 km

• M1: 219,909 km (0.097 R)
• M2: 730,187 km (0.063 R)
• M3: 1,512,883 km (0.112 R)
• M4: 2,238,583 km (0.062 R)
• M5: 4,339,385 km (0.056 R)
• M6: 5,297,410 km (0.034 R)
• M7: 6,092,224 km (0.086 R)
• M8: 9,379,039 km (0.084 R)
• M9: 12,423,505 km (0.093 R)
• M10: 14,431,108 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.6

Radius: 10.3

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.14 AU - 5.52 AU

Year: 4447 Days

Day: 8.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,478,262 km

• M1: 128,355 km (0.085 R)
• M2: 465,698 km (0.095 R)
• M3: 873,652 km (0.07 R)
• M4: 1,409,810 km (0.071 R)
• M5: 1,927,269 km (0.091 R)
• M6: 2,635,765 km (0.088 R)
• M7: 3,013,200 km (0.058 R)
• M8: 3,968,233 km (0.098 R)
• M9: 4,692,436 km (0.066 R)
• M10: 5,445,811 km (0.12 R)
• M11: 5,851,670 km (0.103 R)
• M12: 6,434,952 km (0.098 R)
• M13: 7,364,554 km (0.095 R)
• M14: 11,099,564 km (0.109 R)
• M15: 12,632,792 km (0.099 R)
• M16: 14,248,300 km (0.117 R)
• M17: 17,571,168 km (0.092 R)
• M18: 19,917,161 km (0.073 R)
• M19: 20,258,693 km (0.115 R)
• M20: 22,612,167 km (0.032 R)
• M21: 23,359,857 km (0.099 R)
• M22: 24,124,003 km (0.099 R)
• M23: 25,461,109 km (0.107 R)
• M24: 28,368,693 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.8

Radius: 11.2

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.91 AU - 6.49 AU

Year: 4968 Days

Day: 14.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,478,262 km

• M1: 139,276 km (0.119 R)
• M2: 899,083 km (0.031 R)
• M3: 1,491,940 km (0.047 R)
• M4: 2,209,860 km (0.112 R)
• M5: 2,788,355 km (0.068 R)
• M6: 3,302,672 km (0.115 R)
• M7: 3,668,738 km (0.053 R)
• M8: 4,173,930 km (0.089 R)
• M9: 4,663,863 km (0.107 R)
• M10: 8,182,405 km (0.035 R)
• M11: 8,577,044 km (0.053 R)
• M12: 8,952,385 km (0.115 R)
• M13: 10,851,979 km (0.091 R)
• M14: 13,503,003 km (0.112 R)
• M15: 14,844,298 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.3

Radius: 3.6

Gravity: 19.7 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 11.41 AU - 11.41 AU

Year: 16148 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 70.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,478,262 km

• M1: 45,927 km (0.09 R)
• M2: 529,427 km (0.081 R)
• M3: 1,485,357 km (0.097 R)
• M4: 1,613,712 km (0.072 R)
• M5: 2,836,824 km (0.103 R)
• M6: 3,660,361 km (0.08 R)
• M7: 4,057,842 km (0.094 R)
• M8: 5,096,201 km (0.099 R)
• M9: 7,936,466 km (0.055 R)
• M10: 8,968,542 km (0.074 R)
• M11: 9,836,210 km (0.088 R)
• M12: 10,758,480 km (0.109 R)
• M13: 11,186,181 km (0.093 R)
• M14: 11,792,800 km (0.11 R)
• M15: 12,362,918 km (0.112 R)
• M16: 14,056,964 km (0.081 R)
• M17: 15,091,433 km (0.079 R)
• M18: 16,454,270 km (0.084 R)
• M19: 31,279,868 km (0.079 R)
• M20: 40,329,043 km (0.106 R)
• M21: 43,738,977 km (0.081 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 17,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit