🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.43 AU - 0.67 AU

Year: 155 Days

Day: 20.5 Hours

Environment

Temp: 129 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.5 AU - 0.7 AU

Year: 177 Days

Day: 31.9 Hours

Environment

Temp: 139 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.76 AU - 1.98 AU

Year: 974 Days

Day: 13.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2 AU - 3.2 AU

Year: 1596 Days

Day: 13.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.4 AU - 3.1 AU

Year: 1737 Days

Day: 47.4 Hours

Environment

Temp: -106 °C

Axial Tilt: 55.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,599,286 km

• M1: 42,935 km (0.104 R)

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.6

Radius: 14.5

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.45 AU - 8.15 AU

Year: 8295 Days

Day: 5.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,599,286 km

• M1: 181,013 km (0.044 R)
• M2: 752,776 km (0.055 R)
• M3: 1,226,852 km (0.101 R)
• M4: 2,054,128 km (0.091 R)
• M5: 2,694,407 km (0.091 R)
• M6: 3,418,311 km (0.115 R)
• M7: 4,524,737 km (0.116 R)
• M8: 7,078,971 km (0.109 R)
• M9: 9,009,382 km (0.073 R)
• M10: 10,685,477 km (0.101 R)
• M11: 11,819,728 km (0.091 R)
• M12: 14,327,437 km (0.105 R)
• M13: 19,577,724 km (0.081 R)
• M14: 20,132,582 km (0.115 R)
• M15: 20,779,743 km (0.087 R)
• M16: 22,891,616 km (0.073 R)
• M17: 30,929,210 km (0.107 R)
• M18: 41,314,145 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65

Radius: 9.3

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.67 AU - 9.75 AU

Year: 8958 Days

Day: 5.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,599,286 km

• M1: 115,639 km (0.058 R)
• M2: 423,811 km (0.077 R)
• M3: 765,193 km (0.108 R)
• M4: 1,559,408 km (0.077 R)
• M5: 4,222,400 km (0.09 R)
• M6: 4,768,881 km (0.115 R)
• M7: 5,361,737 km (0.112 R)
• M8: 7,074,334 km (0.049 R)
• M9: 7,407,039 km (0.071 R)
• M10: 8,136,778 km (0.114 R)
• M11: 8,672,039 km (0.117 R)
• M12: 9,373,952 km (0.04 R)
• M13: 10,189,410 km (0.091 R)
• M14: 12,477,809 km (0.108 R)
• M15: 13,556,110 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 14.4

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.83 AU - 8.77 AU

Year: 9106 Days

Day: 9.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,599,286 km

• M1: 182,958 km (0.117 R)
• M2: 688,898 km (0.111 R)
• M3: 1,527,544 km (0.064 R)
• M4: 2,042,460 km (0.084 R)
• M5: 2,563,360 km (0.118 R)
• M6: 3,502,385 km (0.117 R)
• M7: 4,231,226 km (0.105 R)
• M8: 5,237,870 km (0.094 R)
• M9: 7,301,423 km (0.102 R)
• M10: 8,042,980 km (0.095 R)
• M11: 11,267,861 km (0.078 R)
• M12: 12,259,546 km (0.066 R)
• M13: 14,001,613 km (0.04 R)
• M14: 15,775,843 km (0.088 R)
• M15: 18,322,149 km (0.086 R)
• M16: 18,891,369 km (0.1 R)
• M17: 22,315,814 km (0.069 R)
• M18: 23,129,476 km (0.115 R)
• M19: 23,963,036 km (0.08 R)
• M20: 24,644,155 km (0.105 R)
• M21: 26,223,908 km (0.081 R)
• M22: 29,487,685 km (0.04 R)
• M23: 32,596,628 km (0.118 R)
• M24: 33,644,561 km (0.067 R)
• M25: 37,832,404 km (0.066 R)
• M26: 38,292,567 km (0.051 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545

Radius: 12.1

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.08 AU - 11.62 AU

Year: 11772 Days

Day: 9.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,599,286 km

• M1: 151,393 km (0.091 R)
• M2: 594,801 km (0.079 R)
• M3: 1,317,508 km (0.119 R)
• M4: 2,023,162 km (0.094 R)
• M5: 2,733,153 km (0.11 R)
• M6: 3,310,002 km (0.119 R)
• M7: 4,021,041 km (0.114 R)
• M8: 5,308,780 km (0.061 R)
• M9: 8,319,437 km (0.111 R)
• M10: 10,707,767 km (0.087 R)
• M11: 15,879,814 km (0.111 R)
• M12: 17,375,793 km (0.04 R)
• M13: 17,894,598 km (0.053 R)
• M14: 18,347,730 km (0.048 R)
• M15: 19,993,905 km (0.109 R)
• M16: 24,214,659 km (0.11 R)
• M17: 27,271,093 km (0.098 R)
• M18: 28,378,566 km (0.113 R)
• M19: 31,551,388 km (0.041 R)
• M20: 34,254,322 km (0.114 R)
• M21: 34,836,407 km (0.08 R)
• M22: 36,139,854 km (0.088 R)
• M23: 38,718,472 km (0.092 R)
• M24: 39,732,147 km (0.1 R)
• M25: 40,116,913 km (0.119 R)
• M26: 41,285,871 km (0.079 R)
• M27: 48,343,300 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.8

Radius: 3.8

Gravity: 49.09 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 12.36 AU - 17.38 AU

Year: 21835 Days

Day: 16.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,599,286 km

• M1: 47,572 km (0.094 R)
• M2: 333,603 km (0.09 R)
• M3: 651,948 km (0.069 R)
• M4: 915,689 km (0.071 R)
• M5: 1,188,854 km (0.115 R)
• M6: 1,464,114 km (0.087 R)
• M7: 1,780,514 km (0.086 R)
• M8: 2,183,830 km (0.07 R)
• M9: 2,872,728 km (0.074 R)
• M10: 3,140,807 km (0.078 R)
• M11: 4,847,719 km (0.106 R)
• M12: 5,305,788 km (0.111 R)
• M13: 5,750,542 km (0.12 R)
• M14: 7,478,697 km (0.106 R)
• M15: 7,779,987 km (0.11 R)
• M16: 9,700,674 km (0.104 R)
• M17: 10,738,434 km (0.079 R)
• M18: 13,467,997 km (0.069 R)
• M19: 19,295,881 km (0.105 R)
• M20: 25,916,784 km (0.078 R)
• M21: 29,607,214 km (0.039 R)
• M22: 31,772,344 km (0.115 R)
• M23: 37,715,269 km (0.082 R)
• M24: 41,023,925 km (0.093 R)
• M25: 42,589,766 km (0.062 R)
• M26: 46,341,381 km (0.066 R)
• M27: 54,307,019 km (0.06 R)
• M28: 65,432,762 km (0.103 R)
• M29: 65,855,975 km (0.061 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 11,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit