🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.68 AU - 1.12 AU

Year: 303 Days

Day: 26.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 56.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.26 AU - 1.32 AU

Year: 520 Days

Day: 17.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,700,174 km

• M1: 42,486 km (0.112 R)

Asteroid Belt

Center: 1.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.77 AU - 2.95 AU

Year: 1286 Days

Day: 30.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.82 AU - 4.42 AU

Year: 2967 Days

Day: 16 Hours

Environment

Temp: -113 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,700,174 km

• M1: 1,311,375 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.98 AU - 5.26 AU

Year: 3523 Days

Day: 26.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.61 AU - 5.09 AU

Year: 3789 Days

Day: 37.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 111.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.6

Radius: 6.8

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 16.2 AU - 21.48 AU

Year: 29011 Days

Day: 15.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,700,174 km

• M1: 84,672 km (0.107 R)
• M2: 1,065,885 km (0.114 R)
• M3: 1,744,461 km (0.061 R)
• M4: 2,146,729 km (0.082 R)
• M5: 2,381,149 km (0.065 R)
• M6: 2,978,643 km (0.119 R)
• M7: 5,258,066 km (0.082 R)
• M8: 6,525,758 km (0.093 R)
• M9: 6,929,224 km (0.117 R)
• M10: 7,589,698 km (0.073 R)
• M11: 7,935,269 km (0.096 R)
• M12: 9,822,895 km (0.115 R)
• M13: 14,914,459 km (0.112 R)
• M14: 15,222,930 km (0.083 R)
• M15: 18,545,349 km (0.083 R)
• M16: 22,121,486 km (0.09 R)
• M17: 23,651,423 km (0.106 R)
• M18: 26,806,592 km (0.106 R)
• M19: 31,351,076 km (0.078 R)
• M20: 31,984,922 km (0.053 R)
• M21: 32,369,239 km (0.078 R)
• M22: 40,568,250 km (0.052 R)
• M23: 63,291,418 km (0.043 R)
• M24: 64,303,298 km (0.1 R)
• M25: 65,944,537 km (0.103 R)
• M26: 70,601,817 km (0.081 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 13,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit