🌌 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: 218.6

Radius: 11.7

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.56 AU - 0.7 AU

Year: 339 Days

Day: 10.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 173.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 74,675,656 km

• M1: 145,559 km (0.102 R)
• M2: 515,813 km (0.105 R)
• M3: 1,156,242 km (0.119 R)
• M4: 1,879,248 km (0.085 R)
• M5: 2,294,831 km (0.117 R)
• M6: 2,998,989 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.7

Radius: 12.7

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1 AU - 1.58 AU

Year: 994 Days

Day: 6.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,675,656 km

• M1: 157,975 km (0.067 R)
• M2: 562,338 km (0.09 R)
• M3: 1,009,337 km (0.115 R)
• M4: 1,431,053 km (0.111 R)
• M5: 1,916,648 km (0.119 R)
• M6: 2,478,538 km (0.055 R)
• M7: 3,031,451 km (0.047 R)
• M8: 3,607,403 km (0.097 R)
• M9: 4,031,214 km (0.119 R)
• M10: 4,573,656 km (0.055 R)
• M11: 5,145,718 km (0.094 R)
• M12: 5,725,260 km (0.107 R)
• M13: 6,135,457 km (0.079 R)
• M14: 6,923,689 km (0.102 R)
• M15: 8,648,851 km (0.058 R)
• M16: 9,080,591 km (0.093 R)
• M17: 9,498,268 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.3

Radius: 10.8

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.13 AU - 3.35 AU

Year: 3076 Days

Day: 6.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,675,656 km

• M1: 134,339 km (0.03 R)
• M2: 491,728 km (0.06 R)
• M3: 888,761 km (0.112 R)
• M4: 1,233,285 km (0.115 R)
• M5: 1,591,572 km (0.109 R)
• M6: 2,020,319 km (0.032 R)
• M7: 3,221,291 km (0.102 R)
• M8: 4,918,928 km (0.113 R)
• M9: 5,599,000 km (0.077 R)
• M10: 6,840,512 km (0.069 R)
• M11: 7,623,208 km (0.075 R)
• M12: 8,053,302 km (0.098 R)
• M13: 8,998,462 km (0.119 R)
• M14: 9,938,086 km (0.089 R)
• M15: 11,489,715 km (0.044 R)
• M16: 13,056,603 km (0.082 R)
• M17: 13,433,739 km (0.082 R)
• M18: 14,013,431 km (0.043 R)
• M19: 14,862,848 km (0.109 R)
• M20: 16,719,656 km (0.098 R)
• M21: 18,253,932 km (0.102 R)
• M22: 18,965,270 km (0.041 R)
• M23: 21,016,706 km (0.102 R)
• M24: 21,666,559 km (0.087 R)
• M25: 22,396,746 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.9

Radius: 9.8

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.78 AU - 3.32 AU

Year: 3613 Days

Day: 12.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,675,656 km

• M1: 122,371 km (0.046 R)
• M2: 497,413 km (0.119 R)
• M3: 845,078 km (0.116 R)
• M4: 1,295,667 km (0.09 R)
• M5: 2,154,359 km (0.066 R)
• M6: 2,472,554 km (0.112 R)
• M7: 4,669,548 km (0.107 R)
• M8: 5,491,887 km (0.092 R)
• M9: 7,856,731 km (0.099 R)
• M10: 8,990,682 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.4

Radius: 3.7

Gravity: 60.8 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.83 AU - 7.03 AU

Year: 9794 Days

Day: 21.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,675,656 km

• M1: 46,076 km (0.069 R)
• M2: 233,672 km (0.093 R)
• M3: 386,262 km (0.116 R)
• M4: 683,513 km (0.102 R)
• M5: 901,477 km (0.078 R)
• M6: 1,366,427 km (0.079 R)
• M7: 1,533,079 km (0.077 R)
• M8: 1,760,169 km (0.105 R)
• M9: 3,271,705 km (0.077 R)
• M10: 3,887,749 km (0.112 R)
• M11: 4,951,839 km (0.067 R)
• M12: 5,080,942 km (0.074 R)
• M13: 5,245,350 km (0.102 R)
• M14: 5,725,111 km (0.037 R)
• M15: 7,256,095 km (0.113 R)
• M16: 9,330,718 km (0.109 R)
• M17: 10,188,064 km (0.086 R)
• M18: 11,999,844 km (0.112 R)
• M19: 15,340,663 km (0.095 R)
• M20: 15,893,427 km (0.087 R)
• M21: 17,781,652 km (0.032 R)
• M22: 19,411,820 km (0.094 R)
• M23: 27,329,885 km (0.088 R)
• M24: 28,968,580 km (0.051 R)
• M25: 31,326,991 km (0.112 R)
• M26: 36,543,469 km (0.116 R)
• M27: 37,279,939 km (0.12 R)
• M28: 41,243,235 km (0.1 R)
• M29: 41,641,016 km (0.114 R)
• M30: 42,175,529 km (0.09 R)
• M31: 44,637,013 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.2

Radius: 7.1

Gravity: 18.51 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.84 AU - 10.06 AU

Year: 16660 Days

Day: 23.8 Hours

Environment

Temp: -243 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,675,656 km

• M1: 91,554 km (0.109 R)
• M2: 591,809 km (0.116 R)
• M3: 904,319 km (0.119 R)
• M4: 1,185,114 km (0.113 R)
• M5: 1,725,611 km (0.12 R)
• M6: 2,842,509 km (0.085 R)
• M7: 3,510,613 km (0.104 R)
• M8: 4,344,771 km (0.105 R)
• M9: 6,143,536 km (0.03 R)
• M10: 8,132,589 km (0.1 R)
• M11: 14,194,145 km (0.095 R)
• M12: 15,174,460 km (0.087 R)
• M13: 20,571,802 km (0.103 R)
• M14: 21,434,533 km (0.095 R)
• M15: 45,732,817 km (0.087 R)
• M16: 48,028,247 km (0.084 R)
• M17: 53,920,608 km (0.108 R)
• M18: 60,471,050 km (0.088 R)
• M19: 64,239,719 km (0.099 R)
• M20: 74,006,366 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 18,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit