🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.7 AU - 0.84 AU

Year: 246 Days

Day: 36.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,929,671 km

• M1: 123,119 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.8 AU - 1.24 AU

Year: 374 Days

Day: 32.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,929,671 km

• M1: 44,431 km (0.094 R)
• M2: 144,362 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.15 AU - 1.27 AU

Year: 484 Days

Day: 33 Hours

Environment

Temp: 17 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.86 AU - 2.04 AU

Year: 990 Days

Day: 41.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.9

Radius: 8.7

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.32 AU - 7.34 AU

Year: 7212 Days

Day: 8.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,929,671 km

• M1: 108,159 km (0.098 R)
• M2: 641,924 km (0.075 R)
• M3: 1,079,199 km (0.037 R)
• M4: 1,594,564 km (0.094 R)
• M5: 2,428,273 km (0.114 R)
• M6: 2,858,516 km (0.086 R)
• M7: 3,180,600 km (0.067 R)
• M8: 4,661,170 km (0.104 R)
• M9: 7,590,596 km (0.077 R)
• M10: 8,955,677 km (0.111 R)
• M11: 10,628,480 km (0.056 R)
• M12: 12,956,672 km (0.061 R)
• M13: 13,843,189 km (0.104 R)
• M14: 14,896,058 km (0.071 R)
• M15: 18,084,139 km (0.101 R)
• M16: 25,588,566 km (0.105 R)
• M17: 29,514,613 km (0.072 R)
• M18: 30,427,160 km (0.114 R)
• M19: 34,599,893 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453

Radius: 13.8

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.44 AU - 10.32 AU

Year: 8816 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,929,671 km

• M1: 172,038 km (0.106 R)
• M2: 867,069 km (0.088 R)
• M3: 1,389,315 km (0.115 R)
• M4: 1,853,069 km (0.058 R)
• M5: 3,126,745 km (0.115 R)
• M6: 4,559,594 km (0.03 R)
• M7: 6,848,740 km (0.117 R)
• M8: 8,636,435 km (0.026 R)
• M9: 10,239,226 km (0.113 R)
• M10: 12,783,736 km (0.109 R)
• M11: 13,622,980 km (0.087 R)
• M12: 14,320,705 km (0.092 R)
• M13: 15,287,855 km (0.047 R)
• M14: 21,094,197 km (0.119 R)
• M15: 22,747,254 km (0.106 R)
• M16: 23,317,072 km (0.114 R)
• M17: 26,847,881 km (0.086 R)
• M18: 27,392,866 km (0.074 R)
• M19: 36,591,639 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 13.1

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.93 AU - 12.67 AU

Year: 12014 Days

Day: 11.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,929,671 km

• M1: 163,211 km (0.03 R)
• M2: 575,653 km (0.105 R)
• M3: 1,510,041 km (0.073 R)
• M4: 2,788,804 km (0.117 R)
• M5: 3,417,563 km (0.11 R)
• M6: 4,841,137 km (0.044 R)
• M7: 5,394,649 km (0.043 R)
• M8: 6,268,749 km (0.029 R)
• M9: 6,814,632 km (0.118 R)
• M10: 7,591,793 km (0.079 R)
• M11: 8,384,213 km (0.07 R)
• M12: 8,822,983 km (0.077 R)
• M13: 10,785,109 km (0.117 R)
• M14: 11,786,966 km (0.068 R)
• M15: 13,198,422 km (0.12 R)
• M16: 13,613,257 km (0.059 R)
• M17: 14,719,832 km (0.117 R)
• M18: 15,621,309 km (0.101 R)
• M19: 19,829,796 km (0.111 R)
• M20: 22,235,480 km (0.12 R)
• M21: 24,650,737 km (0.12 R)
• M22: 26,292,873 km (0.092 R)
• M23: 28,201,742 km (0.066 R)
• M24: 30,099,241 km (0.1 R)
• M25: 32,187,179 km (0.037 R)
• M26: 37,707,789 km (0.107 R)
• M27: 41,255,951 km (0.081 R)
• M28: 42,787,235 km (0.105 R)
• M29: 43,697,688 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.2

Radius: 5.4

Gravity: 16.12 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 15.98 AU - 19.34 AU

Year: 26972 Days

Day: 18 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,929,671 km

• M1: 67,169 km (0.069 R)
• M2: 999,613 km (0.114 R)
• M3: 1,227,301 km (0.052 R)
• M4: 3,172,522 km (0.102 R)
• M5: 3,823,273 km (0.059 R)
• M6: 4,180,213 km (0.102 R)
• M7: 4,811,965 km (0.09 R)
• M8: 5,918,092 km (0.113 R)
• M9: 6,621,351 km (0.07 R)
• M10: 8,139,770 km (0.055 R)
• M11: 8,675,330 km (0.063 R)
• M12: 12,462,699 km (0.068 R)
• M13: 18,016,072 km (0.084 R)
• M14: 19,766,666 km (0.091 R)
• M15: 26,035,116 km (0.099 R)
• M16: 34,053,263 km (0.114 R)
• M17: 54,908,702 km (0.043 R)
• M18: 59,348,018 km (0.112 R)
• M19: 59,546,236 km (0.105 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 16,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit