🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.47 AU - 0.73 AU

Year: 300 Days

Day: 19.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.7

Radius: 12.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.86 AU - 1.04 AU

Year: 598 Days

Day: 9.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,688,787 km

• M1: 160,519 km (0.109 R)
• M2: 779,106 km (0.066 R)
• M3: 1,561,203 km (0.093 R)
• M4: 2,063,703 km (0.104 R)
• M5: 2,736,295 km (0.075 R)
• M6: 3,342,465 km (0.099 R)
• M7: 4,064,275 km (0.097 R)
• M8: 5,078,249 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.1

Radius: 13.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.13 AU - 1.89 AU

Year: 1198 Days

Day: 12.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,688,787 km

• M1: 167,849 km (0.117 R)
• M2: 622,626 km (0.06 R)
• M3: 1,067,979 km (0.079 R)
• M4: 1,642,884 km (0.073 R)
• M5: 2,312,185 km (0.061 R)
• M6: 2,935,559 km (0.114 R)
• M7: 4,505,140 km (0.105 R)
• M8: 5,042,944 km (0.08 R)
• M9: 5,603,487 km (0.093 R)
• M10: 6,357,012 km (0.116 R)
• M11: 6,989,063 km (0.063 R)
• M12: 7,863,014 km (0.086 R)
• M13: 8,672,787 km (0.114 R)
• M14: 9,140,131 km (0.092 R)
• M15: 10,245,958 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.2

Radius: 15

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.49 AU - 1.57 AU

Year: 1222 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,688,787 km

• M1: 186,549 km (0.079 R)
• M2: 1,204,861 km (0.049 R)
• M3: 1,927,419 km (0.116 R)
• M4: 2,767,710 km (0.112 R)
• M5: 3,315,388 km (0.07 R)
• M6: 3,796,345 km (0.059 R)
• M7: 4,357,786 km (0.111 R)
• M8: 5,569,230 km (0.066 R)
• M9: 7,088,845 km (0.075 R)
• M10: 8,307,319 km (0.088 R)
• M11: 9,661,180 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.8

Radius: 14.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2 AU - 2.84 AU

Year: 2431 Days

Day: 9.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,688,787 km

• M1: 180,265 km (0.083 R)
• M2: 640,578 km (0.097 R)
• M3: 1,139,637 km (0.101 R)
• M4: 2,253,692 km (0.07 R)
• M5: 2,764,419 km (0.07 R)
• M6: 3,257,045 km (0.071 R)
• M7: 3,951,628 km (0.085 R)
• M8: 4,541,193 km (0.116 R)
• M9: 5,343,786 km (0.054 R)
• M10: 6,115,860 km (0.095 R)
• M11: 6,775,736 km (0.063 R)
• M12: 7,370,837 km (0.098 R)
• M13: 9,801,652 km (0.119 R)
• M14: 10,387,627 km (0.051 R)
• M15: 11,070,392 km (0.105 R)
• M16: 12,248,326 km (0.103 R)
• M17: 13,382,876 km (0.108 R)
• M18: 14,898,153 km (0.087 R)
• M19: 15,489,214 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.7

Radius: 14

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.06 AU - 6.02 AU

Year: 7306 Days

Day: 11.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,688,787 km

• M1: 174,132 km (0.103 R)
• M2: 1,136,046 km (0.105 R)
• M3: 2,460,137 km (0.098 R)
• M4: 3,536,194 km (0.119 R)
• M5: 5,298,158 km (0.086 R)
• M6: 8,452,280 km (0.112 R)
• M7: 8,930,694 km (0.068 R)
• M8: 11,389,783 km (0.072 R)
• M9: 14,454,296 km (0.091 R)
• M10: 14,950,961 km (0.094 R)
• M11: 17,052,661 km (0.069 R)
• M12: 20,799,340 km (0.114 R)
• M13: 23,667,730 km (0.064 R)
• M14: 27,257,929 km (0.104 R)
• M15: 29,281,090 km (0.118 R)
• M16: 30,380,036 km (0.118 R)
• M17: 32,553,993 km (0.11 R)
• M18: 35,052,127 km (0.055 R)

Asteroid Belt

Center: 5.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.5

Radius: 7

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.25 AU - 8.55 AU

Year: 11703 Days

Day: 20.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,688,787 km

• M1: 87,216 km (0.114 R)
• M2: 343,327 km (0.074 R)
• M3: 836,402 km (0.12 R)
• M4: 1,897,200 km (0.076 R)
• M5: 2,413,762 km (0.109 R)
• M6: 2,779,678 km (0.092 R)
• M7: 3,330,797 km (0.083 R)
• M8: 5,940,831 km (0.088 R)
• M9: 6,548,946 km (0.078 R)
• M10: 6,883,596 km (0.118 R)
• M11: 7,102,458 km (0.074 R)
• M12: 7,423,196 km (0.1 R)
• M13: 7,753,658 km (0.046 R)
• M14: 8,025,028 km (0.109 R)
• M15: 10,025,900 km (0.089 R)
• M16: 11,974,562 km (0.043 R)
• M17: 13,181,068 km (0.094 R)
• M18: 17,689,649 km (0.083 R)
• M19: 18,339,353 km (0.086 R)
• M20: 19,250,852 km (0.1 R)
• M21: 21,828,573 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.6

Radius: 4.6

Gravity: 29.05 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.57 AU - 8.13 AU

Year: 12866 Days

Day: 24.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,688,787 km

• M1: 59,390 km (0.088 R)
• M2: 216,917 km (0.063 R)
• M3: 397,482 km (0.06 R)
• M4: 570,417 km (0.119 R)
• M5: 963,111 km (0.107 R)
• M6: 1,607,280 km (0.05 R)
• M7: 3,223,685 km (0.117 R)
• M8: 3,659,613 km (0.059 R)
• M9: 4,221,502 km (0.1 R)
• M10: 4,871,355 km (0.085 R)
• M11: 5,949,208 km (0.093 R)
• M12: 7,219,144 km (0.057 R)
• M13: 9,196,230 km (0.116 R)
• M14: 11,163,741 km (0.096 R)
• M15: 11,391,878 km (0.095 R)
• M16: 12,765,037 km (0.034 R)
• M17: 13,267,386 km (0.115 R)
• M18: 13,523,498 km (0.1 R)
• M19: 16,195,765 km (0.114 R)
• M20: 18,082,343 km (0.114 R)
• M21: 20,618,775 km (0.1 R)
• M22: 20,790,065 km (0.067 R)
• M23: 21,309,768 km (0.084 R)
• M24: 23,104,942 km (0.099 R)
• M25: 23,662,494 km (0.117 R)
• M26: 24,039,181 km (0.107 R)
• M27: 25,585,873 km (0.099 R)
• M28: 26,992,692 km (0.12 R)
• M29: 32,785,720 km (0.119 R)
• M30: 34,564,139 km (0.084 R)
• M31: 36,405,689 km (0.083 R)
• M32: 36,781,778 km (0.092 R)
• M33: 43,435,891 km (0.108 R)
• M34: 47,045,090 km (0.119 R)
• M35: 50,693,034 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 17,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit