🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.83 AU - 1.13 AU

Year: 360 Days

Day: 31.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.87 AU - 1.11 AU

Year: 365 Days

Day: 42.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,029,230 km

• M1: 415,583 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.7 AU - 2.62 AU

Year: 1177 Days

Day: 47.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.59 AU - 2.79 AU

Year: 1636 Days

Day: 40.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.18 AU - 4.02 AU

Year: 2533 Days

Day: 20 Hours

Environment

Temp: -126 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.2

Radius: 14.3

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.44 AU - 5.7 AU

Year: 4875 Days

Day: 11.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,029,230 km

• M1: 180,265 km (0.119 R)
• M2: 651,798 km (0.077 R)
• M3: 1,835,715 km (0.057 R)
• M4: 2,613,774 km (0.068 R)
• M5: 3,140,508 km (0.092 R)
• M6: 4,410,893 km (0.098 R)
• M7: 5,472,440 km (0.089 R)
• M8: 6,585,597 km (0.088 R)
• M9: 7,327,902 km (0.075 R)
• M10: 7,920,609 km (0.074 R)
• M11: 9,090,913 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.1

Radius: 13.9

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.81 AU - 8.21 AU

Year: 8407 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,029,230 km

• M1: 174,431 km (0.107 R)
• M2: 722,857 km (0.076 R)
• M3: 1,159,234 km (0.08 R)
• M4: 4,402,965 km (0.068 R)
• M5: 5,155,741 km (0.114 R)
• M6: 6,581,558 km (0.101 R)
• M7: 15,022,469 km (0.094 R)
• M8: 16,316,041 km (0.092 R)
• M9: 16,780,692 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879

Radius: 14

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.01 AU - 10.01 AU

Year: 8407 Days

Day: 12.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,029,230 km

• M1: 174,431 km (0.057 R)
• M2: 627,114 km (0.114 R)
• M3: 1,348,774 km (0.108 R)
• M4: 1,896,452 km (0.092 R)
• M5: 4,330,410 km (0.117 R)
• M6: 5,612,314 km (0.044 R)
• M7: 6,341,903 km (0.094 R)
• M8: 6,786,807 km (0.097 R)
• M9: 12,577,740 km (0.088 R)
• M10: 19,210,611 km (0.116 R)
• M11: 26,509,042 km (0.1 R)
• M12: 28,561,525 km (0.088 R)
• M13: 29,370,550 km (0.108 R)
• M14: 29,987,342 km (0.115 R)
• M15: 32,323,313 km (0.043 R)
• M16: 37,957,767 km (0.079 R)
• M17: 38,567,079 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575

Radius: 5

Gravity: 23 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 12.31 AU - 17.93 AU

Year: 21804 Days

Day: 24.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 76,029,230 km

• M1: 62,233 km (0.078 R)
• M2: 379,231 km (0.065 R)
• M3: 651,798 km (0.069 R)
• M4: 860,038 km (0.072 R)
• M5: 1,035,516 km (0.053 R)
• M6: 1,412,802 km (0.086 R)
• M7: 1,590,973 km (0.094 R)
• M8: 1,934,151 km (0.067 R)
• M9: 4,431,239 km (0.107 R)
• M10: 5,034,268 km (0.111 R)
• M11: 5,852,717 km (0.072 R)
• M12: 6,892,722 km (0.067 R)
• M13: 7,504,876 km (0.079 R)
• M14: 8,050,460 km (0.112 R)
• M15: 8,622,073 km (0.032 R)
• M16: 9,331,915 km (0.042 R)
• M17: 10,559,964 km (0.037 R)
• M18: 10,992,152 km (0.12 R)
• M19: 11,565,112 km (0.091 R)
• M20: 13,691,197 km (0.091 R)
• M21: 15,193,010 km (0.059 R)
• M22: 16,801,486 km (0.097 R)
• M23: 18,877,157 km (0.069 R)
• M24: 19,239,034 km (0.082 R)
• M25: 20,541,882 km (0.101 R)
• M26: 23,012,790 km (0.113 R)
• M27: 23,321,859 km (0.114 R)
• M28: 24,586,560 km (0.104 R)
• M29: 26,568,133 km (0.103 R)
• M30: 34,206,002 km (0.089 R)
• M31: 34,878,893 km (0.111 R)
• M32: 40,284,911 km (0.054 R)
• M33: 43,029,883 km (0.104 R)
• M34: 50,432,434 km (0.086 R)
• M35: 57,876,723 km (0.043 R)
• M36: 63,562,789 km (0.111 R)
• M37: 64,171,503 km (0.107 R)
• M38: 65,606,595 km (0.087 R)
• M39: 69,395,311 km (0.103 R)
• M40: 69,824,956 km (0.117 R)
• M41: 74,669,982 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 12,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit