🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.47 AU - 0.63 AU

Year: 156 Days

Day: 18.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,108,887 km

• M1: 34,856 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.52 AU - 0.68 AU

Year: 178 Days

Day: 13.4 Hours

Environment

Temp: 181 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.7 AU - 0.8 AU

Year: 249 Days

Day: 17.5 Hours

Environment

Temp: 94 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,108,887 km

• M1: 575,054 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.98 AU - 1.36 AU

Year: 485 Days

Day: 40.1 Hours

Environment

Temp: -9 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.17 AU - 4.57 AU

Year: 2915 Days

Day: 30.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.9

Radius: 10.7

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.2 AU - 9.5 AU

Year: 8421 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,108,887 km

• M1: 202,107 km (0.062 R)
• M2: 566,826 km (0.075 R)
• M3: 2,399,999 km (0.099 R)
• M4: 7,914,176 km (0.118 R)
• M5: 10,796,478 km (0.084 R)
• M6: 11,360,761 km (0.109 R)
• M7: 12,143,906 km (0.112 R)
• M8: 12,806,326 km (0.082 R)
• M9: 17,746,197 km (0.083 R)
• M10: 20,743,989 km (0.104 R)
• M11: 25,272,466 km (0.102 R)
• M12: 27,289,344 km (0.056 R)
• M13: 27,984,974 km (0.093 R)
• M14: 30,792,328 km (0.089 R)
• M15: 32,023,519 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.3

Radius: 5.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.23 AU - 12.91 AU

Year: 16056 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,108,887 km

• M1: 75,547 km (0.116 R)
• M2: 317,297 km (0.09 R)
• M3: 639,082 km (0.071 R)
• M4: 880,234 km (0.089 R)
• M5: 1,181,374 km (0.08 R)
• M6: 1,780,963 km (0.082 R)
• M7: 2,620,057 km (0.032 R)
• M8: 4,451,883 km (0.102 R)
• M9: 6,297,472 km (0.085 R)
• M10: 6,572,283 km (0.105 R)
• M11: 8,938,024 km (0.076 R)
• M12: 12,288,717 km (0.106 R)
• M13: 12,555,899 km (0.054 R)
• M14: 13,324,832 km (0.115 R)
• M15: 16,977,862 km (0.082 R)
• M16: 18,122,884 km (0.094 R)
• M17: 25,396,183 km (0.117 R)
• M18: 25,829,868 km (0.063 R)
• M19: 29,005,232 km (0.063 R)
• M20: 29,479,158 km (0.108 R)
• M21: 35,791,291 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 19,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit