🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.54 AU - 0.78 AU

Year: 234 Days

Day: 16.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 18,555,839 km

• M1: 35,155 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.64 AU - 1.02 AU

Year: 330 Days

Day: 43.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,555,839 km

• M1: 185,501 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.44 AU - 1.62 AU

Year: 826 Days

Day: 16 Hours

Environment

Temp: -93 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,555,839 km

• M1: 367,263 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.97 AU - 2.67 AU

Year: 1543 Days

Day: 36.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,555,839 km

• M1: 754,721 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.05 AU - 2.79 AU

Year: 1643 Days

Day: 36 Hours

Environment

Temp: -138 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.2

Radius: 11.8

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.33 AU - 3.83 AU

Year: 2957 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,555,839 km

• M1: 147,354 km (0.08 R)
• M2: 559,197 km (0.12 R)
• M3: 2,131,171 km (0.097 R)
• M4: 2,717,296 km (0.044 R)
• M5: 3,465,135 km (0.105 R)
• M6: 3,960,155 km (0.093 R)
• M7: 5,192,392 km (0.091 R)
• M8: 5,788,989 km (0.115 R)
• M9: 9,334,159 km (0.111 R)
• M10: 10,497,432 km (0.049 R)
• M11: 11,886,149 km (0.081 R)
• M12: 15,544,715 km (0.061 R)
• M13: 16,184,096 km (0.036 R)
• M14: 21,880,185 km (0.11 R)
• M15: 22,819,210 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.5

Radius: 10.3

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.03 AU - 5.99 AU

Year: 4896 Days

Day: 10.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 18,555,839 km

• M1: 128,355 km (0.089 R)
• M2: 449,093 km (0.113 R)
• M3: 981,512 km (0.094 R)
• M4: 1,561,652 km (0.029 R)
• M5: 2,052,034 km (0.11 R)
• M6: 2,608,688 km (0.115 R)
• M7: 3,124,202 km (0.107 R)
• M8: 3,448,530 km (0.116 R)
• M9: 3,773,157 km (0.071 R)
• M10: 7,091,687 km (0.078 R)
• M11: 7,583,864 km (0.107 R)
• M12: 8,061,081 km (0.077 R)
• M13: 8,480,554 km (0.076 R)
• M14: 10,892,371 km (0.105 R)
• M15: 11,500,636 km (0.051 R)
• M16: 11,837,530 km (0.11 R)
• M17: 12,180,857 km (0.116 R)
• M18: 14,830,983 km (0.056 R)
• M19: 15,345,899 km (0.09 R)
• M20: 22,043,695 km (0.071 R)
• M21: 22,489,347 km (0.093 R)
• M22: 25,616,242 km (0.064 R)
• M23: 25,944,011 km (0.082 R)
• M24: 26,859,998 km (0.099 R)
• M25: 27,368,631 km (0.09 R)
• M26: 29,199,560 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.3

Radius: 9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.72 AU - 7.56 AU

Year: 7470 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 64 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,555,839 km

• M1: 111,899 km (0.096 R)
• M2: 435,629 km (0.118 R)
• M3: 780,452 km (0.106 R)
• M4: 1,077,254 km (0.093 R)
• M5: 1,473,539 km (0.113 R)
• M6: 2,138,053 km (0.1 R)
• M7: 2,581,012 km (0.045 R)
• M8: 5,984,663 km (0.114 R)
• M9: 6,290,441 km (0.094 R)
• M10: 6,801,467 km (0.099 R)
• M11: 8,238,056 km (0.119 R)
• M12: 8,655,733 km (0.059 R)
• M13: 9,699,178 km (0.109 R)
• M14: 12,227,980 km (0.118 R)
• M15: 14,068,034 km (0.105 R)
• M16: 15,506,866 km (0.092 R)
• M17: 16,262,037 km (0.095 R)
• M18: 19,329,690 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 11.8

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.81 AU - 7.57 AU

Year: 8417 Days

Day: 13.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,555,839 km

• M1: 158,873 km (0.079 R)
• M2: 643,720 km (0.11 R)
• M3: 1,125,275 km (0.099 R)
• M4: 1,590,076 km (0.048 R)
• M5: 1,973,944 km (0.072 R)
• M6: 3,628,197 km (0.12 R)
• M7: 4,243,643 km (0.055 R)
• M8: 5,319,850 km (0.108 R)
• M9: 7,104,104 km (0.097 R)
• M10: 7,576,384 km (0.084 R)
• M11: 9,431,547 km (0.109 R)
• M12: 9,930,157 km (0.085 R)
• M13: 11,532,201 km (0.072 R)
• M14: 13,477,721 km (0.038 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 18,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit