🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.97 AU - 1.51 AU

Year: 490 Days

Day: 37.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.18 AU - 1.88 AU

Year: 671 Days

Day: 37.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.81 AU - 2.79 AU

Year: 1237 Days

Day: 26.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 19.4 °

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: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.22 AU - 3.16 AU

Year: 1565 Days

Day: 29 Hours

Environment

Temp: -84 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.37 AU - 3.61 AU

Year: 1834 Days

Day: 42.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,027,408 km

• M1: 19,298 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.2

Radius: 10.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.25 AU - 6.17 AU

Year: 4841 Days

Day: 8.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,027,408 km

• M1: 133,890 km (0.118 R)
• M2: 1,568,234 km (0.101 R)
• M3: 2,597,169 km (0.065 R)
• M4: 3,067,504 km (0.115 R)
• M5: 4,359,282 km (0.083 R)
• M6: 5,203,762 km (0.077 R)
• M7: 7,312,494 km (0.086 R)
• M8: 8,396,180 km (0.049 R)
• M9: 13,182,265 km (0.098 R)
• M10: 15,149,178 km (0.107 R)
• M11: 21,073,702 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.2

Radius: 9.1

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.74 AU - 9.4 AU

Year: 8133 Days

Day: 12.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,027,408 km

• M1: 113,545 km (0.118 R)
• M2: 520,301 km (0.11 R)
• M3: 1,071,270 km (0.077 R)
• M4: 1,467,555 km (0.063 R)
• M5: 2,008,800 km (0.062 R)
• M6: 2,390,275 km (0.08 R)
• M7: 2,677,802 km (0.073 R)
• M8: 3,231,763 km (0.089 R)
• M9: 5,013,922 km (0.096 R)
• M10: 6,865,345 km (0.085 R)
• M11: 7,777,743 km (0.119 R)
• M12: 8,590,658 km (0.05 R)
• M13: 10,844,050 km (0.091 R)
• M14: 15,147,682 km (0.094 R)
• M15: 16,412,831 km (0.065 R)
• M16: 17,460,465 km (0.089 R)
• M17: 22,603,789 km (0.051 R)
• M18: 27,595,272 km (0.111 R)
• M19: 30,501,659 km (0.09 R)
• M20: 40,310,193 km (0.076 R)
• M21: 41,444,145 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.8

Radius: 15

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.41 AU - 10.85 AU

Year: 11438 Days

Day: 12.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,027,408 km

• M1: 187,297 km (0.054 R)
• M2: 2,559,919 km (0.08 R)
• M3: 5,556,663 km (0.106 R)
• M4: 6,663,388 km (0.061 R)
• M5: 8,828,818 km (0.092 R)
• M6: 9,954,841 km (0.116 R)
• M7: 10,724,372 km (0.061 R)
• M8: 13,734,581 km (0.104 R)
• M9: 15,496,993 km (0.068 R)
• M10: 16,268,768 km (0.043 R)
• M11: 18,955,546 km (0.092 R)
• M12: 23,563,909 km (0.035 R)
• M13: 26,352,413 km (0.111 R)
• M14: 36,029,750 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.6

Radius: 4.8

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 17.06 AU - 18.18 AU

Year: 26239 Days

Day: 24.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,027,408 km

• M1: 62,831 km (0.053 R)
• M2: 264,639 km (0.112 R)
• M3: 471,383 km (0.091 R)
• M4: 633,547 km (0.119 R)
• M5: 1,959,882 km (0.065 R)
• M6: 2,167,374 km (0.116 R)
• M7: 5,231,138 km (0.106 R)
• M8: 7,129,236 km (0.055 R)
• M9: 7,305,612 km (0.078 R)
• M10: 11,355,376 km (0.069 R)
• M11: 11,779,037 km (0.117 R)
• M12: 25,579,890 km (0.117 R)
• M13: 26,097,947 km (0.106 R)
• M14: 27,693,857 km (0.101 R)
• M15: 29,016,452 km (0.112 R)
• M16: 33,729,084 km (0.071 R)
• M17: 37,847,663 km (0.108 R)
• M18: 41,430,981 km (0.059 R)
• M19: 43,158,687 km (0.064 R)
• M20: 44,040,117 km (0.119 R)
• M21: 52,854,424 km (0.073 R)
• M22: 59,280,550 km (0.079 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 16,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit