🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.5 AU - 0.68 AU

Year: 158 Days

Day: 32.5 Hours

Environment

Temp: 235 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,440,974 km

• M1: 227,090 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.54 AU - 0.78 AU

Year: 187 Days

Day: 24.7 Hours

Environment

Temp: 178 °C

Axial Tilt: 127 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.84 AU - 1.32 AU

Year: 391 Days

Day: 27.1 Hours

Environment

Temp: 105 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.64 AU - 2.2 AU

Year: 927 Days

Day: 21.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.82 AU - 3.02 AU

Year: 1311 Days

Day: 44.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.76 AU - 5.42 AU

Year: 3425 Days

Day: 32.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.9

Radius: 8.1

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.78 AU - 6.8 AU

Year: 6162 Days

Day: 10.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,440,974 km

• M1: 100,829 km (0.052 R)
• M2: 444,156 km (0.108 R)
• M3: 862,581 km (0.031 R)
• M4: 1,364,482 km (0.086 R)
• M5: 2,079,410 km (0.115 R)
• M6: 2,555,730 km (0.112 R)
• M7: 3,480,544 km (0.109 R)
• M8: 4,153,136 km (0.034 R)
• M9: 6,163,582 km (0.06 R)
• M10: 7,507,719 km (0.118 R)
• M11: 8,830,314 km (0.029 R)
• M12: 9,205,056 km (0.091 R)
• M13: 12,285,127 km (0.1 R)
• M14: 13,502,704 km (0.039 R)
• M15: 14,567,541 km (0.074 R)
• M16: 15,748,018 km (0.078 R)
• M17: 16,674,179 km (0.111 R)
• M18: 18,297,914 km (0.106 R)
• M19: 20,599,178 km (0.113 R)
• M20: 25,515,562 km (0.035 R)
• M21: 26,106,025 km (0.097 R)
• M22: 26,705,464 km (0.105 R)
• M23: 29,748,285 km (0.116 R)
• M24: 30,970,350 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.9

Radius: 11.9

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.02 AU - 11.86 AU

Year: 10914 Days

Day: 8.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,440,974 km

• M1: 160,668 km (0.055 R)
• M2: 909,256 km (0.107 R)
• M3: 1,410,858 km (0.115 R)
• M4: 2,068,639 km (0.116 R)
• M5: 2,922,544 km (0.056 R)
• M6: 5,423,521 km (0.105 R)
• M7: 7,480,941 km (0.105 R)
• M8: 9,138,186 km (0.101 R)
• M9: 9,664,621 km (0.062 R)
• M10: 12,745,290 km (0.119 R)
• M11: 17,779,109 km (0.069 R)
• M12: 18,600,850 km (0.111 R)
• M13: 19,509,208 km (0.118 R)
• M14: 20,959,110 km (0.056 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.2

Radius: 10.6

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.89 AU - 12.63 AU

Year: 12292 Days

Day: 8.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,440,974 km

• M1: 131,796 km (0.113 R)
• M2: 549,323 km (0.113 R)
• M3: 1,191,697 km (0.082 R)
• M4: 3,817,289 km (0.093 R)
• M5: 4,303,632 km (0.084 R)
• M6: 5,263,003 km (0.111 R)
• M7: 5,684,569 km (0.079 R)
• M8: 6,090,728 km (0.107 R)
• M9: 6,797,129 km (0.079 R)
• M10: 8,233,418 km (0.118 R)
• M11: 10,670,068 km (0.099 R)
• M12: 14,278,967 km (0.119 R)
• M13: 15,031,744 km (0.115 R)
• M14: 15,524,519 km (0.081 R)
• M15: 17,759,212 km (0.074 R)
• M16: 18,310,031 km (0.088 R)
• M17: 19,445,928 km (0.113 R)
• M18: 20,115,678 km (0.057 R)
• M19: 20,456,312 km (0.108 R)
• M20: 22,127,171 km (0.09 R)
• M21: 23,228,211 km (0.062 R)
• M22: 26,140,433 km (0.099 R)
• M23: 27,789,151 km (0.086 R)
• M24: 28,854,138 km (0.111 R)
• M25: 30,279,058 km (0.114 R)
• M26: 37,211,573 km (0.099 R)
• M27: 38,243,948 km (0.029 R)
• M28: 42,285,633 km (0.11 R)
• M29: 43,551,531 km (0.088 R)
• M30: 46,454,926 km (0.064 R)
• M31: 53,617,822 km (0.088 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 15,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit