🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.4

Radius: 12.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.1 AU - 1.36 AU

Year: 925 Days

Day: 10.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,161,530 km

• M1: 159,172 km (0.058 R)
• M2: 1,055,263 km (0.111 R)
• M3: 1,517,222 km (0.105 R)
• M4: 1,920,687 km (0.089 R)
• M5: 3,113,580 km (0.108 R)
• M6: 3,821,029 km (0.069 R)
• M7: 4,387,855 km (0.083 R)
• M8: 4,922,817 km (0.077 R)
• M9: 6,023,857 km (0.036 R)
• M10: 6,453,353 km (0.119 R)
• M11: 7,035,588 km (0.109 R)
• M12: 8,430,738 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.5

Radius: 10.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.76 AU - 2.86 AU

Year: 2381 Days

Day: 10.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,161,530 km

• M1: 135,536 km (0.113 R)
• M2: 754,272 km (0.118 R)
• M3: 1,413,251 km (0.087 R)
• M4: 1,837,062 km (0.114 R)
• M5: 2,531,346 km (0.096 R)
• M6: 3,164,145 km (0.098 R)
• M7: 3,678,462 km (0.117 R)
• M8: 4,599,387 km (0.064 R)
• M9: 5,563,994 km (0.084 R)
• M10: 6,941,192 km (0.105 R)
• M11: 9,153,445 km (0.111 R)
• M12: 9,985,359 km (0.085 R)
• M13: 10,997,089 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.3

Radius: 14

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.87 AU - 3.17 AU

Year: 3560 Days

Day: 7 Hours

Environment

Temp: -215 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,161,530 km

• M1: 175,777 km (0.095 R)
• M2: 632,051 km (0.094 R)
• M3: 1,628,522 km (0.114 R)
• M4: 2,361,702 km (0.049 R)
• M5: 3,001,681 km (0.112 R)
• M6: 4,047,969 km (0.113 R)
• M7: 4,679,870 km (0.116 R)
• M8: 5,696,687 km (0.059 R)
• M9: 6,171,361 km (0.114 R)
• M10: 6,855,771 km (0.05 R)
• M11: 8,882,224 km (0.092 R)
• M12: 10,194,048 km (0.075 R)
• M13: 11,455,756 km (0.093 R)
• M14: 13,589,022 km (0.107 R)
• M15: 15,327,798 km (0.087 R)
• M16: 20,061,673 km (0.098 R)
• M17: 22,517,322 km (0.112 R)
• M18: 23,925,038 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.9

Radius: 9.8

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.72 AU - 4.34 AU

Year: 5487 Days

Day: 12.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,161,530 km

• M1: 121,922 km (0.067 R)
• M2: 441,763 km (0.098 R)
• M3: 748,438 km (0.1 R)
• M4: 1,603,091 km (0.041 R)
• M5: 2,175,452 km (0.087 R)
• M6: 2,646,536 km (0.043 R)
• M7: 3,618,473 km (0.06 R)
• M8: 4,865,222 km (0.103 R)
• M9: 5,499,966 km (0.075 R)
• M10: 5,943,075 km (0.107 R)
• M11: 6,473,848 km (0.069 R)
• M12: 6,900,800 km (0.087 R)
• M13: 8,642,568 km (0.084 R)
• M14: 9,120,234 km (0.064 R)
• M15: 11,777,840 km (0.109 R)
• M16: 12,616,037 km (0.105 R)
• M17: 12,972,529 km (0.102 R)
• M18: 14,082,396 km (0.067 R)
• M19: 18,631,218 km (0.074 R)
• M20: 19,027,353 km (0.117 R)
• M21: 22,032,924 km (0.105 R)
• M22: 23,918,605 km (0.088 R)
• M23: 26,238,120 km (0.065 R)
• M24: 27,836,573 km (0.098 R)
• M25: 29,321,033 km (0.117 R)
• M26: 30,400,232 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 6.5

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.2 AU - 6.98 AU

Year: 11474 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,161,530 km

• M1: 80,932 km (0.075 R)
• M2: 292,913 km (0.036 R)
• M3: 497,862 km (0.113 R)
• M4: 787,782 km (0.12 R)
• M5: 1,246,749 km (0.118 R)
• M6: 1,823,448 km (0.091 R)
• M7: 2,243,370 km (0.076 R)
• M8: 2,584,154 km (0.077 R)
• M9: 2,809,149 km (0.063 R)
• M10: 3,047,159 km (0.046 R)
• M11: 3,514,802 km (0.094 R)
• M12: 4,418,074 km (0.111 R)
• M13: 4,923,864 km (0.073 R)
• M14: 5,979,427 km (0.106 R)
• M15: 6,411,765 km (0.091 R)
• M16: 9,124,273 km (0.078 R)
• M17: 10,705,224 km (0.077 R)
• M18: 11,127,389 km (0.08 R)
• M19: 14,978,636 km (0.108 R)
• M20: 15,439,996 km (0.112 R)
• M21: 17,022,891 km (0.057 R)
• M22: 18,037,763 km (0.116 R)
• M23: 19,246,215 km (0.101 R)
• M24: 21,241,102 km (0.06 R)
• M25: 22,245,951 km (0.087 R)
• M26: 23,282,066 km (0.107 R)
• M27: 26,968,158 km (0.069 R)
• M28: 37,845,868 km (0.096 R)
• M29: 39,444,770 km (0.084 R)
• M30: 40,324,256 km (0.109 R)
• M31: 42,383,171 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.3

Radius: 3.1

Gravity: 95.04 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.8 AU - 10.84 AU

Year: 20872 Days

Day: 25 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 86,161,530 km

• M1: 38,596 km (0.102 R)
• M2: 162,762 km (0.072 R)
• M3: 418,425 km (0.081 R)
• M4: 549,174 km (0.117 R)
• M5: 648,058 km (0.091 R)
• M6: 1,534,874 km (0.084 R)
• M7: 1,641,238 km (0.106 R)
• M8: 2,053,231 km (0.072 R)
• M9: 2,458,192 km (0.086 R)
• M10: 4,400,870 km (0.08 R)
• M11: 4,653,242 km (0.11 R)
• M12: 4,915,038 km (0.118 R)
• M13: 6,283,410 km (0.097 R)
• M14: 6,603,250 km (0.093 R)
• M15: 7,475,406 km (0.117 R)
• M16: 9,622,733 km (0.12 R)
• M17: 10,358,007 km (0.12 R)
• M18: 11,665,642 km (0.115 R)
• M19: 11,870,890 km (0.08 R)
• M20: 14,211,499 km (0.092 R)
• M21: 15,654,520 km (0.06 R)
• M22: 15,904,198 km (0.094 R)
• M23: 16,755,410 km (0.112 R)
• M24: 18,455,740 km (0.041 R)
• M25: 18,827,790 km (0.108 R)
• M26: 19,015,685 km (0.117 R)
• M27: 19,204,776 km (0.047 R)
• M28: 23,256,186 km (0.066 R)
• M29: 25,709,890 km (0.061 R)
• M30: 27,599,012 km (0.084 R)
• M31: 28,207,875 km (0.102 R)
• M32: 28,330,695 km (0.068 R)
• M33: 29,326,269 km (0.033 R)
• M34: 31,124,136 km (0.12 R)
• M35: 39,203,618 km (0.059 R)
• M36: 55,008,932 km (0.076 R)
• M37: 55,200,717 km (0.111 R)
• M38: 56,166,072 km (0.101 R)
• M39: 57,339,517 km (0.054 R)
• M40: 58,329,706 km (0.072 R)
• M41: 66,230,568 km (0.116 R)
• M42: 67,101,527 km (0.043 R)
• M43: 72,949,457 km (0.074 R)
• M44: 80,354,701 km (0.096 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: 184 - 19,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit