🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.5 AU - 0.74 AU

Year: 181 Days

Day: 22.2 Hours

Environment

Temp: 171 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,821,296 km

• M1: 47,423 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.75 AU - 0.77 AU

Year: 246 Days

Day: 43.5 Hours

Environment

Temp: 162 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,821,296 km

• M1: 43,832 km (0.032 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.86 AU - 2.76 AU

Year: 1302 Days

Day: 14.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.63 AU - 4.33 AU

Year: 2945 Days

Day: 21.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.72 AU - 5.04 AU

Year: 3400 Days

Day: 44.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149

Radius: 13.9

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.44 AU - 6.38 AU

Year: 4667 Days

Day: 13.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,821,296 km

• M1: 172,935 km (0.073 R)
• M2: 1,509,592 km (0.113 R)
• M3: 2,012,989 km (0.093 R)
• M4: 2,450,563 km (0.094 R)
• M5: 2,998,540 km (0.1 R)
• M6: 4,780,250 km (0.099 R)
• M7: 5,838,057 km (0.075 R)
• M8: 6,318,416 km (0.029 R)
• M9: 6,962,883 km (0.116 R)
• M10: 8,478,908 km (0.099 R)
• M11: 8,931,142 km (0.114 R)
• M12: 9,990,744 km (0.087 R)
• M13: 10,942,486 km (0.103 R)
• M14: 11,715,159 km (0.069 R)
• M15: 14,801,662 km (0.078 R)
• M16: 16,432,728 km (0.118 R)
• M17: 17,240,556 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.9

Radius: 10.4

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.43 AU - 7.95 AU

Year: 7908 Days

Day: 6.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,821,296 km

• M1: 143,315 km (0.086 R)
• M2: 492,626 km (0.057 R)
• M3: 2,428,721 km (0.084 R)
• M4: 4,751,079 km (0.086 R)
• M5: 6,082,500 km (0.105 R)
• M6: 7,035,139 km (0.043 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.8

Radius: 12.6

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.43 AU - 9.71 AU

Year: 8502 Days

Day: 11 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,821,296 km

• M1: 156,629 km (0.099 R)
• M2: 654,491 km (0.036 R)
• M3: 1,060,200 km (0.082 R)
• M4: 1,494,184 km (0.041 R)
• M5: 2,639,654 km (0.118 R)
• M6: 3,296,389 km (0.112 R)
• M7: 4,583,679 km (0.071 R)
• M8: 6,727,566 km (0.075 R)
• M9: 9,471,041 km (0.085 R)
• M10: 10,959,989 km (0.094 R)
• M11: 19,324,455 km (0.107 R)
• M12: 20,492,964 km (0.041 R)
• M13: 22,544,250 km (0.093 R)
• M14: 23,751,056 km (0.074 R)
• M15: 25,091,303 km (0.116 R)
• M16: 26,481,516 km (0.077 R)
• M17: 27,727,217 km (0.092 R)
• M18: 34,211,088 km (0.034 R)
• M19: 35,688,218 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.7

Radius: 7.1

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.28 AU - 19.88 AU

Year: 25037 Days

Day: 22.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,821,296 km

• M1: 89,011 km (0.111 R)
• M2: 316,699 km (0.065 R)
• M3: 1,065,735 km (0.12 R)
• M4: 1,453,792 km (0.078 R)
• M5: 1,949,859 km (0.088 R)
• M6: 2,237,685 km (0.106 R)
• M7: 3,349,796 km (0.105 R)
• M8: 3,764,630 km (0.099 R)
• M9: 7,687,236 km (0.112 R)
• M10: 9,224,654 km (0.077 R)
• M11: 9,677,187 km (0.051 R)
• M12: 11,349,841 km (0.03 R)
• M13: 11,752,708 km (0.12 R)
• M14: 13,269,780 km (0.061 R)
• M15: 13,911,555 km (0.081 R)
• M16: 16,834,996 km (0.1 R)
• M17: 19,894,422 km (0.055 R)
• M18: 27,910,325 km (0.116 R)
• M19: 28,328,152 km (0.047 R)
• M20: 28,856,232 km (0.05 R)
• M21: 43,448,308 km (0.091 R)
• M22: 44,150,820 km (0.107 R)
• M23: 47,036,114 km (0.118 R)
• M24: 47,479,372 km (0.072 R)
• M25: 50,198,314 km (0.094 R)
• M26: 50,661,319 km (0.119 R)
• M27: 52,542,063 km (0.075 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 14,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit