🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.9

Radius: 11.7

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.61 AU - 0.79 AU

Year: 397 Days

Day: 8.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,052,861 km

• M1: 145,559 km (0.059 R)
• M2: 632,201 km (0.088 R)
• M3: 1,020,257 km (0.069 R)
• M4: 1,413,251 km (0.087 R)
• M5: 1,965,866 km (0.07 R)
• M6: 2,579,217 km (0.077 R)
• M7: 3,534,549 km (0.073 R)
• M8: 4,190,386 km (0.069 R)
• M9: 4,562,735 km (0.108 R)
• M10: 5,457,330 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.5

Radius: 9.1

Gravity: 11.99 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.71 AU - 0.71 AU

Year: 406 Days

Day: 9.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,052,861 km

• M1: 113,395 km (0.094 R)
• M2: 439,668 km (0.092 R)
• M3: 791,672 km (0.119 R)
• M4: 1,290,581 km (0.111 R)
• M5: 1,777,971 km (0.047 R)
• M6: 2,100,205 km (0.055 R)
• M7: 2,540,621 km (0.113 R)
• M8: 2,985,525 km (0.055 R)
• M9: 3,556,839 km (0.066 R)
• M10: 4,608,512 km (0.097 R)
• M11: 5,092,611 km (0.081 R)
• M12: 5,575,812 km (0.089 R)
• M13: 6,180,935 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.3

Radius: 9

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.48 AU - 1.86 AU

Year: 1464 Days

Day: 5.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,052,861 km

• M1: 112,198 km (0.101 R)
• M2: 398,230 km (0.051 R)
• M3: 949,946 km (0.067 R)
• M4: 1,341,594 km (0.094 R)
• M5: 2,012,540 km (0.099 R)
• M6: 2,413,612 km (0.116 R)
• M7: 2,843,407 km (0.098 R)
• M8: 3,297,137 km (0.041 R)
• M9: 3,827,761 km (0.059 R)
• M10: 4,175,875 km (0.058 R)
• M11: 4,479,259 km (0.116 R)
• M12: 4,831,862 km (0.105 R)
• M13: 5,221,115 km (0.117 R)
• M14: 5,746,653 km (0.051 R)
• M15: 6,307,046 km (0.08 R)
• M16: 6,837,819 km (0.054 R)
• M17: 7,701,298 km (0.099 R)
• M18: 8,061,380 km (0.059 R)
• M19: 8,382,717 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622

Radius: 4.9

Gravity: 25.91 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.36 AU - 8.04 AU

Year: 13104 Days

Day: 21.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,052,861 km

• M1: 61,036 km (0.046 R)
• M2: 240,853 km (0.054 R)
• M3: 567,724 km (0.067 R)
• M4: 1,471,893 km (0.087 R)
• M5: 1,730,997 km (0.099 R)
• M6: 2,738,539 km (0.078 R)
• M7: 2,988,816 km (0.064 R)
• M8: 3,508,668 km (0.088 R)
• M9: 4,444,403 km (0.103 R)
• M10: 4,887,811 km (0.116 R)
• M11: 5,899,093 km (0.117 R)
• M12: 6,239,428 km (0.057 R)
• M13: 6,918,004 km (0.113 R)
• M14: 7,253,851 km (0.093 R)
• M15: 8,420,565 km (0.099 R)
• M16: 10,021,561 km (0.117 R)
• M17: 10,670,966 km (0.037 R)
• M18: 11,815,090 km (0.096 R)
• M19: 12,294,701 km (0.105 R)
• M20: 19,848,346 km (0.056 R)
• M21: 22,467,955 km (0.061 R)
• M22: 25,705,103 km (0.116 R)
• M23: 27,227,112 km (0.099 R)
• M24: 28,808,212 km (0.11 R)
• M25: 32,967,930 km (0.031 R)
• M26: 35,251,841 km (0.098 R)
• M27: 37,000,640 km (0.073 R)
• M28: 37,382,713 km (0.088 R)
• M29: 51,996,779 km (0.097 R)
• M30: 53,768,915 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.3

Radius: 4.5

Gravity: 46.98 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.02 AU - 7.78 AU

Year: 13653 Days

Day: 16.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,052,861 km

• M1: 55,950 km (0.101 R)
• M2: 252,372 km (0.113 R)
• M3: 479,162 km (0.107 R)
• M4: 664,963 km (0.101 R)
• M5: 1,185,264 km (0.105 R)
• M6: 2,948,574 km (0.068 R)
• M7: 3,579,578 km (0.063 R)
• M8: 4,296,301 km (0.119 R)
• M9: 5,139,884 km (0.05 R)
• M10: 9,790,881 km (0.11 R)
• M11: 10,410,815 km (0.099 R)
• M12: 12,688,592 km (0.064 R)
• M13: 23,000,673 km (0.107 R)
• M14: 30,548,184 km (0.111 R)
• M15: 31,988,513 km (0.107 R)
• M16: 34,488,592 km (0.105 R)
• M17: 34,745,601 km (0.097 R)
• M18: 36,314,285 km (0.115 R)
• M19: 38,616,446 km (0.04 R)
• M20: 39,451,651 km (0.083 R)
• M21: 45,638,122 km (0.087 R)
• M22: 45,792,806 km (0.105 R)
• M23: 60,259,668 km (0.081 R)
• M24: 63,093,052 km (0.118 R)
• M25: 64,445,267 km (0.102 R)
• M26: 64,639,894 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.7

Radius: 6.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.51 AU - 8.99 AU

Year: 14633 Days

Day: 16.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,052,861 km

• M1: 77,791 km (0.088 R)
• M2: 278,551 km (0.091 R)
• M3: 863,629 km (0.036 R)
• M4: 2,123,691 km (0.085 R)
• M5: 2,759,632 km (0.057 R)
• M6: 4,965,453 km (0.07 R)
• M7: 7,526,568 km (0.104 R)
• M8: 9,321,892 km (0.087 R)
• M9: 11,238,390 km (0.108 R)
• M10: 11,581,568 km (0.103 R)
• M11: 11,881,212 km (0.051 R)
• M12: 12,288,867 km (0.051 R)
• M13: 12,705,796 km (0.114 R)
• M14: 14,182,477 km (0.027 R)
• M15: 15,109,684 km (0.1 R)
• M16: 21,838,746 km (0.113 R)
• M17: 22,373,110 km (0.075 R)
• M18: 24,109,791 km (0.076 R)
• M19: 24,516,697 km (0.051 R)
• M20: 26,447,408 km (0.104 R)
• M21: 33,043,776 km (0.067 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 11,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit