🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.48 AU - 0.54 AU

Year: 134 Days

Day: 41.7 Hours

Environment

Temp: 232 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.48 AU - 0.64 AU

Year: 155 Days

Day: 27.4 Hours

Environment

Temp: 229 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,553,923 km

• M1: 143,016 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.88 AU - 1.02 AU

Year: 342 Days

Day: 28 Hours

Environment

Temp: 20 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.91 AU - 1.11 AU

Year: 375 Days

Day: 27.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 27,553,923 km

• M1: 44,131 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.78 AU - 1.24 AU

Year: 375 Days

Day: 43.3 Hours

Environment

Temp: 36 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 27,553,923 km

• M1: 80,783 km (0.117 R)
• M2: 250,427 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.31 AU - 1.71 AU

Year: 685 Days

Day: 42.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,553,923 km

• M1: 23,786 km (0.049 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.2 AU - 1.84 AU

Year: 691 Days

Day: 38 Hours

Environment

Temp: -50 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.7

Radius: 10.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.54 AU - 9.08 AU

Year: 7292 Days

Day: 7.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,553,923 km

• M1: 141,669 km (0.101 R)
• M2: 531,372 km (0.112 R)
• M3: 876,045 km (0.12 R)
• M4: 2,339,262 km (0.105 R)
• M5: 3,067,355 km (0.083 R)
• M6: 4,257,555 km (0.047 R)
• M7: 6,953,309 km (0.065 R)
• M8: 9,098,542 km (0.092 R)
• M9: 9,697,383 km (0.11 R)
• M10: 11,422,845 km (0.108 R)
• M11: 11,791,155 km (0.08 R)
• M12: 12,167,393 km (0.032 R)
• M13: 12,648,949 km (0.06 R)
• M14: 13,856,503 km (0.091 R)
• M15: 16,675,525 km (0.09 R)
• M16: 19,074,028 km (0.075 R)
• M17: 25,081,579 km (0.084 R)
• M18: 27,307,895 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 19,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit