🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.7 AU - 1.14 AU

Year: 336 Days

Day: 18.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,906,580 km

• M1: 330,013 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.22 AU - 1.44 AU

Year: 584 Days

Day: 15.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,906,580 km

• M1: 78,838 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.31 AU - 1.93 AU

Year: 785 Days

Day: 14.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.55 AU - 2.45 AU

Year: 1077 Days

Day: 31.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.72 AU - 2.44 AU

Year: 1142 Days

Day: 20.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.3

Radius: 13.9

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.89 AU - 5.37 AU

Year: 3794 Days

Day: 7.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,906,580 km

• M1: 172,935 km (0.066 R)
• M2: 733,628 km (0.093 R)
• M3: 1,198,429 km (0.065 R)
• M4: 2,277,328 km (0.105 R)
• M5: 2,957,251 km (0.069 R)
• M6: 3,711,374 km (0.095 R)
• M7: 4,219,109 km (0.11 R)
• M8: 4,913,243 km (0.113 R)
• M9: 5,893,707 km (0.072 R)
• M10: 8,652,741 km (0.066 R)
• M11: 10,275,728 km (0.078 R)
• M12: 10,872,923 km (0.089 R)
• M13: 12,669,444 km (0.026 R)
• M14: 14,706,368 km (0.092 R)
• M15: 15,776,741 km (0.057 R)
• M16: 17,063,133 km (0.06 R)
• M17: 18,885,534 km (0.052 R)
• M18: 21,534,464 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.5

Radius: 14.3

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.64 AU - 5.66 AU

Year: 3818 Days

Day: 14 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,906,580 km

• M1: 177,872 km (0.117 R)
• M2: 1,101,489 km (0.105 R)
• M3: 1,966,464 km (0.119 R)
• M4: 2,910,277 km (0.051 R)
• M5: 3,872,341 km (0.065 R)
• M6: 7,254,001 km (0.11 R)
• M7: 8,735,319 km (0.03 R)
• M8: 9,905,773 km (0.105 R)
• M9: 15,086,496 km (0.073 R)
• M10: 17,543,043 km (0.087 R)
• M11: 20,441,502 km (0.068 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: 348 - 12,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit