🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.7

Radius: 13.5

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.13 AU - 1.43 AU

Year: 966 Days

Day: 14.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 105.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,077,775 km

• M1: 168,447 km (0.107 R)
• M2: 616,194 km (0.099 R)
• M3: 1,719,029 km (0.09 R)
• M4: 2,188,318 km (0.086 R)
• M5: 2,953,361 km (0.082 R)
• M6: 5,549,183 km (0.072 R)
• M7: 6,526,058 km (0.073 R)
• M8: 6,998,188 km (0.097 R)
• M9: 7,811,253 km (0.071 R)
• M10: 9,769,788 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.9

Radius: 9

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.86 AU - 2.42 AU

Year: 2088 Days

Day: 14.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,077,775 km

• M1: 112,049 km (0.11 R)
• M2: 462,407 km (0.069 R)
• M3: 771,177 km (0.061 R)
• M4: 1,500,766 km (0.115 R)
• M5: 2,201,333 km (0.055 R)
• M6: 2,676,605 km (0.108 R)
• M7: 3,218,897 km (0.095 R)
• M8: 3,631,937 km (0.044 R)
• M9: 4,777,558 km (0.08 R)
• M10: 5,064,486 km (0.041 R)
• M11: 6,488,209 km (0.068 R)
• M12: 7,007,912 km (0.046 R)
• M13: 7,945,741 km (0.076 R)
• M14: 10,033,230 km (0.076 R)
• M15: 10,395,257 km (0.105 R)
• M16: 10,841,208 km (0.06 R)
• M17: 13,569,724 km (0.067 R)
• M18: 16,078,480 km (0.114 R)
• M19: 16,725,640 km (0.091 R)

Asteroid Belt

Center: 2.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.1

Radius: 12.5

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.71 AU - 2.77 AU

Year: 3025 Days

Day: 9.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,077,775 km

• M1: 156,180 km (0.1 R)
• M2: 664,813 km (0.107 R)
• M3: 1,063,342 km (0.105 R)
• M4: 1,534,425 km (0.085 R)
• M5: 2,098,409 km (0.117 R)
• M6: 2,603,003 km (0.071 R)
• M7: 3,842,122 km (0.117 R)
• M8: 4,503,494 km (0.072 R)
• M9: 7,334,933 km (0.113 R)
• M10: 7,936,167 km (0.053 R)
• M11: 8,979,163 km (0.036 R)
• M12: 10,042,206 km (0.099 R)
• M13: 11,002,923 km (0.095 R)
• M14: 12,298,740 km (0.109 R)
• M15: 15,146,485 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.1

Radius: 14.6

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.93 AU - 4.99 AU

Year: 7366 Days

Day: 6 Hours

Environment

Temp: -221 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,077,775 km

• M1: 236,514 km (0.095 R)
• M2: 777,909 km (0.114 R)
• M3: 1,982,321 km (0.057 R)
• M4: 2,852,831 km (0.12 R)
• M5: 4,003,538 km (0.087 R)
• M6: 4,759,307 km (0.095 R)
• M7: 7,014,794 km (0.036 R)
• M8: 8,772,868 km (0.076 R)
• M9: 9,566,485 km (0.106 R)
• M10: 13,101,931 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.7

Radius: 5.6

Gravity: 27.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.42 AU - 6.22 AU

Year: 9363 Days

Day: 22.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,077,775 km

• M1: 69,713 km (0.084 R)
• M2: 307,573 km (0.064 R)
• M3: 594,352 km (0.1 R)
• M4: 1,321,996 km (0.055 R)
• M5: 1,654,403 km (0.119 R)
• M6: 2,311,885 km (0.1 R)
• M7: 3,015,444 km (0.087 R)
• M8: 3,223,535 km (0.087 R)
• M9: 3,515,999 km (0.099 R)
• M10: 3,906,300 km (0.113 R)
• M11: 4,382,918 km (0.08 R)
• M12: 6,266,655 km (0.106 R)
• M13: 8,268,424 km (0.036 R)
• M14: 8,816,999 km (0.115 R)
• M15: 9,487,048 km (0.094 R)
• M16: 12,687,545 km (0.037 R)
• M17: 16,612,844 km (0.061 R)
• M18: 17,781,951 km (0.097 R)
• M19: 19,004,764 km (0.077 R)
• M20: 20,859,329 km (0.04 R)
• M21: 22,655,102 km (0.101 R)
• M22: 24,090,493 km (0.087 R)
• M23: 25,490,430 km (0.095 R)
• M24: 26,648,617 km (0.054 R)
• M25: 27,340,208 km (0.105 R)
• M26: 28,759,293 km (0.049 R)
• M27: 36,475,402 km (0.111 R)
• M28: 37,327,661 km (0.069 R)
• M29: 37,944,453 km (0.096 R)
• M30: 42,320,490 km (0.112 R)
• M31: 43,532,681 km (0.094 R)
• M32: 44,216,044 km (0.1 R)
• M33: 47,740,570 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.1

Radius: 5.1

Gravity: 11.58 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.24 AU - 6.84 AU

Year: 11153 Days

Day: 16.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,077,775 km

• M1: 63,579 km (0.115 R)
• M2: 259,104 km (0.101 R)
• M3: 441,613 km (0.091 R)
• M4: 1,152,053 km (0.096 R)
• M5: 1,419,235 km (0.084 R)
• M6: 2,475,097 km (0.084 R)
• M7: 4,418,224 km (0.086 R)
• M8: 5,133,152 km (0.069 R)
• M9: 5,377,445 km (0.071 R)
• M10: 5,758,471 km (0.076 R)
• M11: 7,738,099 km (0.116 R)
• M12: 8,643,466 km (0.071 R)
• M13: 11,780,384 km (0.094 R)
• M14: 14,730,454 km (0.107 R)
• M15: 22,763,710 km (0.102 R)
• M16: 23,423,287 km (0.091 R)
• M17: 23,757,787 km (0.032 R)
• M18: 26,278,960 km (0.06 R)
• M19: 26,459,076 km (0.113 R)
• M20: 31,539,719 km (0.111 R)
• M21: 34,146,911 km (0.073 R)
• M22: 37,803,681 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.7

Radius: 4.7

Gravity: 19.5 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.78 AU - 11.16 AU

Year: 24229 Days

Day: 24.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,077,775 km

• M1: 58,493 km (0.099 R)
• M2: 497,413 km (0.115 R)
• M3: 686,804 km (0.099 R)
• M4: 982,708 km (0.109 R)
• M5: 1,300,305 km (0.119 R)
• M6: 1,648,718 km (0.089 R)
• M7: 1,920,388 km (0.116 R)
• M8: 3,204,835 km (0.077 R)
• M9: 3,599,026 km (0.094 R)
• M10: 3,777,496 km (0.114 R)
• M11: 4,184,552 km (0.112 R)
• M12: 4,903,070 km (0.085 R)
• M13: 5,272,727 km (0.06 R)
• M14: 6,235,688 km (0.113 R)
• M15: 7,743,335 km (0.08 R)
• M16: 11,140,703 km (0.108 R)
• M17: 11,456,803 km (0.094 R)
• M18: 12,373,389 km (0.098 R)
• M19: 12,780,894 km (0.071 R)
• M20: 13,551,024 km (0.102 R)
• M21: 14,877,209 km (0.083 R)
• M22: 18,655,004 km (0.071 R)
• M23: 20,292,353 km (0.113 R)
• M24: 20,763,586 km (0.107 R)
• M25: 21,242,150 km (0.047 R)
• M26: 24,374,430 km (0.117 R)
• M27: 34,114,747 km (0.073 R)
• M28: 36,970,271 km (0.11 R)
• M29: 38,098,688 km (0.111 R)
• M30: 43,151,207 km (0.111 R)
• M31: 47,138,887 km (0.044 R)
• M32: 49,475,756 km (0.1 R)
• M33: 54,559,989 km (0.062 R)
• M34: 61,734,105 km (0.086 R)
• M35: 65,750,807 km (0.116 R)
• M36: 73,413,659 km (0.113 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: 545 - 12,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit