🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.46 AU - 0.72 AU

Year: 288 Days

Day: 29.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.8

Radius: 8.3

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.63 AU - 0.79 AU

Year: 380 Days

Day: 7.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 54,488,749 km

• M1: 104,120 km (0.112 R)
• M2: 664,364 km (0.061 R)
• M3: 1,023,549 km (0.066 R)
• M4: 1,321,398 km (0.079 R)
• M5: 1,633,310 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.3

Radius: 11.2

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.97 AU - 1.01 AU

Year: 626 Days

Day: 11.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,488,749 km

• M1: 139,724 km (0.104 R)
• M2: 527,632 km (0.104 R)
• M3: 923,468 km (0.096 R)
• M4: 1,385,575 km (0.119 R)
• M5: 1,734,887 km (0.116 R)
• M6: 2,237,535 km (0.057 R)
• M7: 2,780,127 km (0.1 R)
• M8: 3,258,990 km (0.086 R)
• M9: 4,204,149 km (0.089 R)
• M10: 4,984,900 km (0.061 R)
• M11: 5,375,201 km (0.09 R)
• M12: 5,804,397 km (0.069 R)
• M13: 7,210,019 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.7

Radius: 14.7

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.21 AU - 1.27 AU

Year: 878 Days

Day: 7.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,488,749 km

• M1: 182,809 km (0.104 R)
• M2: 654,939 km (0.032 R)
• M3: 1,347,877 km (0.114 R)
• M4: 1,809,386 km (0.085 R)
• M5: 2,429,918 km (0.117 R)
• M6: 2,901,451 km (0.089 R)
• M7: 3,487,575 km (0.1 R)
• M8: 4,122,319 km (0.095 R)
• M9: 5,334,660 km (0.09 R)
• M10: 7,007,613 km (0.073 R)
• M11: 7,766,822 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308

Radius: 8.6

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.5 AU - 3.22 AU

Year: 3075 Days

Day: 6.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,488,749 km

• M1: 108,309 km (0.055 R)
• M2: 475,721 km (0.046 R)
• M3: 915,240 km (0.111 R)
• M4: 1,356,254 km (0.094 R)
• M5: 1,922,482 km (0.084 R)
• M6: 2,444,280 km (0.084 R)
• M7: 3,026,365 km (0.032 R)
• M8: 3,400,958 km (0.056 R)
• M9: 4,185,000 km (0.119 R)
• M10: 5,356,950 km (0.113 R)
• M11: 5,956,688 km (0.074 R)
• M12: 6,600,408 km (0.075 R)
• M13: 7,204,484 km (0.05 R)
• M14: 7,578,479 km (0.091 R)
• M15: 7,874,982 km (0.062 R)
• M16: 8,491,175 km (0.09 R)
• M17: 9,339,844 km (0.083 R)
• M18: 9,784,898 km (0.07 R)
• M19: 10,315,820 km (0.106 R)
• M20: 12,185,195 km (0.039 R)
• M21: 13,263,646 km (0.064 R)
• M22: 14,269,692 km (0.059 R)
• M23: 16,630,945 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208

Radius: 11.8

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.73 AU - 4.39 AU

Year: 4271 Days

Day: 8.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,488,749 km

• M1: 147,204 km (0.063 R)
• M2: 593,305 km (0.102 R)
• M3: 1,050,027 km (0.104 R)
• M4: 1,648,868 km (0.118 R)
• M5: 2,344,947 km (0.063 R)
• M6: 3,433,122 km (0.062 R)
• M7: 3,945,345 km (0.055 R)
• M8: 4,614,197 km (0.078 R)
• M9: 7,731,966 km (0.045 R)
• M10: 8,583,327 km (0.114 R)
• M11: 10,103,391 km (0.12 R)
• M12: 11,004,569 km (0.048 R)
• M13: 11,836,483 km (0.105 R)
• M14: 12,667,200 km (0.093 R)
• M15: 15,009,154 km (0.078 R)
• M16: 16,893,788 km (0.12 R)
• M17: 17,732,733 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.2

Radius: 8.5

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.56 AU - 4.04 AU

Year: 4710 Days

Day: 12.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,488,749 km

• M1: 108,159 km (0.087 R)
• M2: 630,555 km (0.069 R)
• M3: 896,241 km (0.119 R)
• M4: 1,230,293 km (0.069 R)
• M5: 1,635,703 km (0.101 R)
• M6: 3,033,246 km (0.109 R)
• M7: 3,562,823 km (0.106 R)
• M8: 9,736,129 km (0.119 R)
• M9: 11,134,719 km (0.053 R)
• M10: 12,079,579 km (0.087 R)
• M11: 15,389,881 km (0.085 R)
• M12: 18,194,093 km (0.102 R)
• M13: 19,019,724 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680

Radius: 9.4

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.72 AU - 6.38 AU

Year: 9462 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,488,749 km

• M1: 118,781 km (0.06 R)
• M2: 417,528 km (0.077 R)
• M3: 801,246 km (0.108 R)
• M4: 1,093,860 km (0.052 R)
• M5: 1,581,249 km (0.11 R)
• M6: 1,923,529 km (0.092 R)
• M7: 2,426,477 km (0.104 R)
• M8: 2,801,819 km (0.107 R)
• M9: 3,238,794 km (0.073 R)
• M10: 5,232,335 km (0.062 R)
• M11: 9,653,850 km (0.111 R)
• M12: 11,556,136 km (0.105 R)
• M13: 12,223,492 km (0.102 R)
• M14: 12,975,072 km (0.051 R)
• M15: 13,272,323 km (0.077 R)
• M16: 15,481,734 km (0.119 R)
• M17: 17,706,554 km (0.099 R)
• M18: 19,509,358 km (0.1 R)
• M19: 26,400,284 km (0.062 R)
• M20: 27,264,661 km (0.039 R)
• M21: 27,949,819 km (0.065 R)
• M22: 31,871,378 km (0.094 R)
• M23: 32,304,314 km (0.09 R)
• M24: 33,182,154 km (0.115 R)
• M25: 37,932,036 km (0.109 R)
• M26: 39,527,946 km (0.066 R)
• M27: 40,027,902 km (0.111 R)
• M28: 40,658,756 km (0.082 R)
• M29: 43,646,226 km (0.081 R)
• M30: 45,946,293 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.4

Radius: 8

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.84 AU - 10.34 AU

Year: 17425 Days

Day: 18.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,488,749 km

• M1: 99,632 km (0.116 R)
• M2: 455,226 km (0.111 R)
• M3: 1,012,030 km (0.08 R)
• M4: 2,181,137 km (0.109 R)
• M5: 2,574,131 km (0.086 R)
• M6: 4,638,432 km (0.071 R)
• M7: 7,880,217 km (0.09 R)
• M8: 8,521,843 km (0.074 R)
• M9: 9,247,542 km (0.113 R)
• M10: 11,788,911 km (0.109 R)
• M11: 14,290,636 km (0.111 R)
• M12: 17,428,601 km (0.069 R)
• M13: 18,358,052 km (0.119 R)
• M14: 19,157,653 km (0.113 R)
• M15: 23,044,954 km (0.102 R)
• M16: 25,910,052 km (0.038 R)
• M17: 30,418,333 km (0.12 R)
• M18: 52,236,285 km (0.094 R)
• M19: 54,000,643 km (0.067 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 11,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit