🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.53 AU - 0.75 AU

Year: 331 Days

Day: 47.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,906,956 km

• M1: 28,424 km (0.072 R)
• M2: 396,584 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.8

Radius: 8.2

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.79 AU - 1.11 AU

Year: 598 Days

Day: 14.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,906,956 km

• M1: 102,026 km (0.037 R)
• M2: 435,479 km (0.099 R)
• M3: 980,913 km (0.065 R)
• M4: 1,586,934 km (0.114 R)
• M5: 2,630,080 km (0.063 R)
• M6: 3,073,039 km (0.097 R)
• M7: 3,348,000 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.5

Radius: 9

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.86 AU - 1.22 AU

Year: 685 Days

Day: 13.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,906,956 km

• M1: 112,049 km (0.113 R)
• M2: 395,238 km (0.047 R)
• M3: 804,537 km (0.061 R)
• M4: 1,228,348 km (0.089 R)
• M5: 1,525,898 km (0.117 R)
• M6: 1,863,541 km (0.032 R)
• M7: 2,670,472 km (0.086 R)
• M8: 2,951,267 km (0.076 R)
• M9: 3,251,809 km (0.115 R)
• M10: 3,844,815 km (0.115 R)
• M11: 4,369,754 km (0.097 R)
• M12: 4,925,061 km (0.065 R)
• M13: 5,211,391 km (0.068 R)
• M14: 5,948,311 km (0.098 R)
• M15: 6,651,121 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.6

Radius: 8.4

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.04 AU - 1.42 AU

Year: 881 Days

Day: 11.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,906,956 km

• M1: 104,419 km (0.118 R)
• M2: 474,973 km (0.037 R)
• M3: 851,810 km (0.04 R)
• M4: 1,190,500 km (0.058 R)
• M5: 1,786,199 km (0.103 R)
• M6: 2,064,899 km (0.087 R)
• M7: 3,515,400 km (0.098 R)
• M8: 3,973,020 km (0.03 R)
• M9: 4,556,602 km (0.115 R)
• M10: 4,878,387 km (0.088 R)
• M11: 5,468,101 km (0.117 R)
• M12: 5,894,007 km (0.076 R)
• M13: 6,429,716 km (0.073 R)
• M14: 8,155,178 km (0.094 R)
• M15: 9,265,045 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.3

Radius: 8.3

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.17 AU - 1.33 AU

Year: 902 Days

Day: 12.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,906,956 km

• M1: 103,671 km (0.063 R)
• M2: 451,636 km (0.116 R)
• M3: 750,981 km (0.074 R)
• M4: 1,534,874 km (0.062 R)
• M5: 1,998,328 km (0.115 R)
• M6: 2,336,120 km (0.081 R)
• M7: 2,976,100 km (0.085 R)
• M8: 5,377,445 km (0.08 R)
• M9: 7,075,979 km (0.06 R)
• M10: 7,533,599 km (0.104 R)
• M11: 8,207,238 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.7

Radius: 11.1

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.9 AU - 1.92 AU

Year: 1704 Days

Day: 11.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 80,906,956 km

• M1: 138,079 km (0.113 R)
• M2: 519,853 km (0.101 R)
• M3: 1,732,194 km (0.101 R)
• M4: 2,906,088 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.9

Radius: 8.2

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.01 AU - 2.01 AU

Year: 1840 Days

Day: 14.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,906,956 km

• M1: 102,923 km (0.032 R)
• M2: 538,253 km (0.114 R)
• M3: 1,128,566 km (0.069 R)
• M4: 1,638,695 km (0.064 R)
• M5: 1,992,943 km (0.079 R)
• M6: 2,463,727 km (0.06 R)
• M7: 3,558,185 km (0.068 R)
• M8: 3,822,076 km (0.084 R)
• M9: 4,904,417 km (0.057 R)
• M10: 8,530,669 km (0.082 R)
• M11: 11,384,697 km (0.085 R)
• M12: 14,955,299 km (0.037 R)
• M13: 15,367,441 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.9

Radius: 6.9

Gravity: 17.85 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.43 AU - 10.09 AU

Year: 19687 Days

Day: 15.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,906,956 km

• M1: 86,916 km (0.117 R)
• M2: 1,394,701 km (0.077 R)
• M3: 2,516,984 km (0.094 R)
• M4: 3,097,125 km (0.055 R)
• M5: 4,246,336 km (0.101 R)
• M6: 5,779,265 km (0.09 R)
• M7: 6,647,082 km (0.101 R)
• M8: 6,877,014 km (0.114 R)
• M9: 7,749,170 km (0.104 R)
• M10: 9,888,419 km (0.104 R)
• M11: 11,319,323 km (0.107 R)
• M12: 12,118,176 km (0.085 R)
• M13: 18,702,726 km (0.05 R)
• M14: 20,976,015 km (0.081 R)
• M15: 22,179,081 km (0.091 R)
• M16: 27,807,402 km (0.112 R)
• M17: 49,545,169 km (0.118 R)
• M18: 53,859,273 km (0.093 R)
• M19: 65,937,356 km (0.11 R)
• M20: 67,859,389 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 16,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit