🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.57 AU - 0.87 AU

Year: 224 Days

Day: 33.1 Hours

Environment

Temp: 137 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.82 AU

Year: 238 Days

Day: 14.4 Hours

Environment

Temp: 98 °C

Axial Tilt: 82.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.73 AU - 1.19 AU

Year: 345 Days

Day: 41 Hours

Environment

Temp: 46 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.26 AU - 1.26 AU

Year: 519 Days

Day: 15.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.51 AU - 3.41 AU

Year: 1869 Days

Day: 32.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.28 AU - 3.74 AU

Year: 1917 Days

Day: 29.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.16 AU - 4.12 AU

Year: 2549 Days

Day: 20.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,833,964 km

• M1: 48,320 km (0.118 R)
• M2: 3,026,664 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 14.6

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.26 AU - 10.84 AU

Year: 9994 Days

Day: 11.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,833,964 km

• M1: 182,061 km (0.058 R)
• M2: 785,987 km (0.119 R)
• M3: 1,645,726 km (0.109 R)
• M4: 2,359,607 km (0.108 R)
• M5: 3,740,994 km (0.075 R)
• M6: 5,872,764 km (0.079 R)
• M7: 7,162,297 km (0.102 R)
• M8: 7,874,383 km (0.079 R)
• M9: 8,460,657 km (0.092 R)
• M10: 9,030,924 km (0.072 R)
• M11: 9,626,773 km (0.095 R)
• M12: 10,695,051 km (0.07 R)
• M13: 11,894,975 km (0.111 R)
• M14: 21,290,769 km (0.101 R)
• M15: 22,514,629 km (0.108 R)
• M16: 23,441,538 km (0.109 R)
• M17: 24,481,542 km (0.102 R)
• M18: 25,281,741 km (0.101 R)
• M19: 27,978,691 km (0.077 R)
• M20: 28,657,417 km (0.036 R)
• M21: 42,324,230 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 13,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit