🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.3

Radius: 9.1

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.02 AU - 1.06 AU

Year: 719 Days

Day: 6.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,877,014 km

• M1: 113,096 km (0.102 R)
• M2: 447,298 km (0.093 R)
• M3: 775,964 km (0.104 R)
• M4: 1,155,494 km (0.106 R)
• M5: 1,465,610 km (0.098 R)
• M6: 1,866,682 km (0.099 R)
• M7: 2,616,766 km (0.107 R)
• M8: 2,975,502 km (0.054 R)
• M9: 3,821,478 km (0.084 R)
• M10: 4,269,523 km (0.079 R)
• M11: 4,686,004 km (0.119 R)
• M12: 5,619,046 km (0.025 R)
• M13: 6,060,659 km (0.112 R)
• M14: 6,381,396 km (0.062 R)
• M15: 7,367,097 km (0.112 R)
• M16: 7,756,051 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.7

Radius: 11.1

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.97 AU - 1.45 AU

Year: 903 Days

Day: 13.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,877,014 km

• M1: 138,228 km (0.119 R)
• M2: 582,085 km (0.068 R)
• M3: 952,041 km (0.11 R)
• M4: 1,636,451 km (0.044 R)
• M5: 2,015,831 km (0.044 R)
• M6: 2,433,509 km (0.057 R)
• M7: 3,226,078 km (0.076 R)
• M8: 3,844,665 km (0.054 R)
• M9: 5,090,666 km (0.11 R)
• M10: 5,721,819 km (0.119 R)
• M11: 6,144,733 km (0.102 R)
• M12: 6,988,913 km (0.096 R)
• M13: 7,540,481 km (0.098 R)
• M14: 7,978,952 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.5

Radius: 14.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.4 AU - 1.86 AU

Year: 1411 Days

Day: 12.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,877,014 km

• M1: 184,005 km (0.118 R)
• M2: 716,574 km (0.092 R)
• M3: 1,345,334 km (0.106 R)
• M4: 2,029,744 km (0.077 R)
• M5: 2,865,098 km (0.112 R)
• M6: 3,542,627 km (0.108 R)
• M7: 4,031,214 km (0.068 R)
• M8: 4,582,332 km (0.08 R)
• M9: 5,279,458 km (0.069 R)
• M10: 5,755,628 km (0.062 R)
• M11: 7,982,094 km (0.102 R)
• M12: 9,735,530 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.5

Radius: 9.4

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.33 AU - 2.77 AU

Year: 2762 Days

Day: 7.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,877,014 km

• M1: 117,285 km (0.085 R)
• M2: 588,069 km (0.088 R)
• M3: 893,847 km (0.119 R)
• M4: 1,328,579 km (0.04 R)
• M5: 1,667,567 km (0.07 R)
• M6: 2,116,959 km (0.055 R)
• M7: 2,883,948 km (0.103 R)
• M8: 3,277,989 km (0.11 R)
• M9: 5,226,351 km (0.03 R)
• M10: 6,193,501 km (0.105 R)
• M11: 7,091,986 km (0.106 R)
• M12: 9,511,283 km (0.115 R)
• M13: 10,077,062 km (0.112 R)
• M14: 11,995,954 km (0.108 R)
• M15: 14,635,608 km (0.088 R)
• M16: 16,011,909 km (0.045 R)
• M17: 16,704,397 km (0.072 R)
• M18: 17,472,433 km (0.1 R)
• M19: 18,436,442 km (0.108 R)
• M20: 19,978,646 km (0.04 R)
• M21: 21,158,973 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.3

Radius: 11.3

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.88 AU - 5.92 AU

Year: 7357 Days

Day: 10.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,877,014 km

• M1: 140,921 km (0.11 R)
• M2: 501,302 km (0.06 R)
• M3: 929,601 km (0.051 R)
• M4: 1,346,381 km (0.087 R)
• M5: 2,026,602 km (0.111 R)
• M6: 2,706,225 km (0.069 R)
• M7: 3,463,191 km (0.051 R)
• M8: 4,093,746 km (0.055 R)
• M9: 4,518,903 km (0.098 R)
• M10: 5,521,209 km (0.043 R)
• M11: 6,994,000 km (0.049 R)
• M12: 9,511,283 km (0.106 R)
• M13: 11,200,991 km (0.078 R)
• M14: 12,360,674 km (0.114 R)
• M15: 12,746,038 km (0.103 R)
• M16: 16,784,133 km (0.093 R)
• M17: 19,165,133 km (0.084 R)
• M18: 20,512,860 km (0.055 R)
• M19: 23,229,408 km (0.091 R)
• M20: 25,022,189 km (0.082 R)
• M21: 27,182,083 km (0.097 R)
• M22: 27,553,684 km (0.109 R)
• M23: 28,881,515 km (0.085 R)
• M24: 33,015,053 km (0.063 R)
• M25: 36,503,376 km (0.061 R)
• M26: 39,512,837 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306

Radius: 6.5

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.93 AU - 7.47 AU

Year: 13104 Days

Day: 19.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,877,014 km

• M1: 81,531 km (0.113 R)
• M2: 400,623 km (0.034 R)
• M3: 991,684 km (0.099 R)
• M4: 1,216,679 km (0.114 R)
• M5: 1,423,873 km (0.105 R)
• M6: 1,802,206 km (0.083 R)
• M7: 2,193,105 km (0.083 R)
• M8: 2,580,114 km (0.098 R)
• M9: 3,562,972 km (0.078 R)
• M10: 4,288,373 km (0.1 R)
• M11: 4,744,945 km (0.073 R)
• M12: 5,201,967 km (0.092 R)
• M13: 5,721,221 km (0.062 R)
• M14: 7,568,007 km (0.057 R)
• M15: 8,277,250 km (0.069 R)
• M16: 9,731,341 km (0.097 R)
• M17: 10,218,582 km (0.03 R)
• M18: 10,468,261 km (0.069 R)
• M19: 10,979,885 km (0.12 R)
• M20: 11,347,746 km (0.087 R)
• M21: 13,194,233 km (0.101 R)
• M22: 13,730,541 km (0.073 R)
• M23: 14,846,841 km (0.105 R)
• M24: 17,048,323 km (0.117 R)
• M25: 17,399,878 km (0.049 R)
• M26: 22,086,630 km (0.092 R)
• M27: 35,765,111 km (0.053 R)
• M28: 37,630,596 km (0.069 R)
• M29: 38,226,594 km (0.061 R)
• M30: 39,071,523 km (0.105 R)
• M31: 40,300,170 km (0.062 R)
• M32: 41,175,318 km (0.069 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 16,444 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit