🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.9

Radius: 12

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.75 AU - 1.01 AU

Year: 550 Days

Day: 10.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,178,357 km

• M1: 149,598 km (0.071 R)
• M2: 550,071 km (0.071 R)
• M3: 1,274,574 km (0.111 R)
• M4: 1,694,794 km (0.054 R)
• M5: 2,198,640 km (0.116 R)
• M6: 2,603,452 km (0.098 R)
• M7: 3,254,801 km (0.114 R)
• M8: 3,940,258 km (0.101 R)
• M9: 4,867,466 km (0.047 R)
• M10: 5,418,734 km (0.112 R)
• M11: 7,023,321 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.4

Radius: 11.5

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.92 AU - 1.14 AU

Year: 697 Days

Day: 13.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,178,357 km

• M1: 151,393 km (0.07 R)
• M2: 657,782 km (0.063 R)
• M3: 1,082,789 km (0.112 R)
• M4: 1,569,880 km (0.107 R)
• M5: 1,957,189 km (0.109 R)
• M6: 2,534,637 km (0.118 R)
• M7: 3,025,617 km (0.08 R)
• M8: 3,623,111 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.1

Radius: 12.3

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.05 AU - 1.29 AU

Year: 844 Days

Day: 11.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,178,357 km

• M1: 153,338 km (0.094 R)
• M2: 554,111 km (0.084 R)
• M3: 940,223 km (0.106 R)
• M4: 1,503,608 km (0.106 R)
• M5: 1,893,759 km (0.09 R)
• M6: 2,478,837 km (0.092 R)
• M7: 2,864,051 km (0.116 R)
• M8: 3,374,778 km (0.081 R)
• M9: 3,905,103 km (0.054 R)
• M10: 5,266,294 km (0.065 R)
• M11: 6,373,916 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.8

Radius: 14.4

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.7 AU - 2.14 AU

Year: 1774 Days

Day: 10 Hours

Environment

Temp: -210 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 93,178,357 km

• M1: 179,069 km (0.116 R)
• M2: 778,956 km (0.084 R)
• M3: 1,374,655 km (0.081 R)
• M4: 2,496,489 km (0.074 R)
• M5: 3,674,872 km (0.12 R)
• M6: 4,201,606 km (0.079 R)
• M7: 4,863,128 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.7

Radius: 14.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.54 AU - 5.82 AU

Year: 9027 Days

Day: 8.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,178,357 km

• M1: 193,580 km (0.118 R)
• M2: 678,875 km (0.079 R)
• M3: 1,888,972 km (0.11 R)
• M4: 2,946,330 km (0.093 R)
• M5: 3,762,386 km (0.079 R)
• M6: 4,585,773 km (0.107 R)
• M7: 5,070,470 km (0.083 R)
• M8: 5,558,010 km (0.104 R)
• M9: 7,175,312 km (0.12 R)
• M10: 7,752,461 km (0.097 R)
• M11: 8,740,555 km (0.084 R)
• M12: 9,857,602 km (0.044 R)
• M13: 11,682,846 km (0.112 R)
• M14: 13,321,092 km (0.057 R)
• M15: 13,958,529 km (0.084 R)
• M16: 14,555,723 km (0.082 R)
• M17: 16,714,869 km (0.115 R)
• M18: 18,790,839 km (0.116 R)
• M19: 19,816,332 km (0.116 R)
• M20: 26,135,346 km (0.107 R)
• M21: 31,293,182 km (0.117 R)
• M22: 33,047,965 km (0.109 R)
• M23: 34,867,524 km (0.101 R)
• M24: 36,640,258 km (0.058 R)
• M25: 39,292,928 km (0.084 R)
• M26: 40,005,463 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386

Radius: 6

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.96 AU - 12.6 AU

Year: 21980 Days

Day: 23.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 93,178,357 km

• M1: 75,248 km (0.11 R)
• M2: 333,304 km (0.093 R)
• M3: 555,307 km (0.115 R)
• M4: 877,392 km (0.074 R)
• M5: 1,131,857 km (0.08 R)
• M6: 1,557,912 km (0.117 R)
• M7: 1,790,986 km (0.057 R)
• M8: 2,543,313 km (0.039 R)
• M9: 3,379,266 km (0.074 R)
• M10: 4,257,705 km (0.106 R)
• M11: 4,922,368 km (0.107 R)
• M12: 7,654,474 km (0.052 R)
• M13: 9,100,338 km (0.119 R)
• M14: 12,784,185 km (0.083 R)
• M15: 13,805,041 km (0.063 R)
• M16: 17,764,747 km (0.087 R)
• M17: 18,265,451 km (0.084 R)
• M18: 18,775,430 km (0.104 R)
• M19: 20,544,126 km (0.103 R)
• M20: 26,946,466 km (0.116 R)
• M21: 27,829,841 km (0.04 R)
• M22: 28,391,581 km (0.081 R)
• M23: 29,654,188 km (0.094 R)
• M24: 33,413,133 km (0.082 R)
• M25: 33,666,103 km (0.119 R)
• M26: 40,698,101 km (0.113 R)
• M27: 43,946,618 km (0.089 R)
• M28: 47,523,055 km (0.109 R)
• M29: 50,122,467 km (0.039 R)
• M30: 56,852,277 km (0.105 R)
• M31: 59,965,259 km (0.104 R)
• M32: 62,038,835 km (0.101 R)
• M33: 63,383,122 km (0.12 R)
• M34: 65,732,407 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.5

Radius: 6

Gravity: 25.88 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.06 AU - 11.28 AU

Year: 23242 Days

Day: 18.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 93,178,357 km

• M1: 74,649 km (0.053 R)
• M2: 283,937 km (0.117 R)
• M3: 683,513 km (0.076 R)
• M4: 1,163,722 km (0.092 R)
• M5: 1,477,578 km (0.086 R)
• M6: 1,866,682 km (0.089 R)
• M7: 2,053,380 km (0.062 R)
• M8: 2,345,395 km (0.087 R)
• M9: 2,716,249 km (0.104 R)
• M10: 4,714,577 km (0.09 R)
• M11: 5,305,339 km (0.051 R)
• M12: 5,725,859 km (0.11 R)
• M13: 6,633,319 km (0.079 R)
• M14: 7,323,115 km (0.059 R)
• M15: 7,738,249 km (0.059 R)
• M16: 9,496,174 km (0.1 R)
• M17: 10,371,172 km (0.099 R)
• M18: 11,095,375 km (0.113 R)
• M19: 12,208,233 km (0.114 R)
• M20: 14,572,777 km (0.079 R)
• M21: 15,649,433 km (0.111 R)
• M22: 19,785,515 km (0.101 R)
• M23: 24,826,066 km (0.093 R)
• M24: 26,598,950 km (0.098 R)
• M25: 27,702,384 km (0.049 R)
• M26: 32,698,355 km (0.087 R)
• M27: 33,256,803 km (0.117 R)
• M28: 43,078,352 km (0.095 R)
• M29: 49,921,109 km (0.117 R)
• M30: 50,475,668 km (0.075 R)
• M31: 55,850,869 km (0.097 R)
• M32: 60,541,959 km (0.116 R)
• M33: 63,090,658 km (0.051 R)
• M34: 69,084,745 km (0.085 R)
• M35: 73,284,855 km (0.072 R)
• M36: 74,963,194 km (0.118 R)
• M37: 82,704,584 km (0.066 R)
• M38: 83,221,445 km (0.051 R)
• M39: 84,785,341 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 13,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit