🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.53 AU - 0.57 AU

Year: 154 Days

Day: 13.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.68 AU - 0.78 AU

Year: 235 Days

Day: 20.9 Hours

Environment

Temp: 88 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.88 AU - 0.98 AU

Year: 338 Days

Day: 36 Hours

Environment

Temp: 27 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.08 AU - 1.38 AU

Year: 514 Days

Day: 37.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.46 AU - 1.48 AU

Year: 671 Days

Day: 36.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 54.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.53 AU - 1.97 AU

Year: 872 Days

Day: 28.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,144,508 km

• M1: 335,698 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167

Radius: 6.9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 11.39 AU - 16.63 AU

Year: 19755 Days

Day: 16.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,144,508 km

• M1: 85,869 km (0.079 R)
• M2: 308,920 km (0.113 R)
• M3: 981,512 km (0.105 R)
• M4: 1,293,872 km (0.118 R)
• M5: 1,761,665 km (0.108 R)
• M6: 2,877,216 km (0.106 R)
• M7: 3,473,663 km (0.119 R)
• M8: 4,067,117 km (0.096 R)
• M9: 6,476,241 km (0.106 R)
• M10: 7,537,040 km (0.11 R)
• M11: 9,458,774 km (0.109 R)
• M12: 11,464,882 km (0.046 R)
• M13: 13,800,254 km (0.084 R)
• M14: 16,088,952 km (0.104 R)
• M15: 17,797,210 km (0.066 R)
• M16: 19,388,034 km (0.107 R)
• M17: 20,906,901 km (0.031 R)
• M18: 23,464,276 km (0.079 R)
• M19: 29,087,810 km (0.106 R)
• M20: 32,484,130 km (0.06 R)
• M21: 33,710,085 km (0.107 R)
• M22: 34,966,558 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 12,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit