🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.68 AU - 0.76 AU

Year: 225 Days

Day: 28.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 159.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,876,937 km

• M1: 52,210 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.63 AU - 0.81 AU

Year: 225 Days

Day: 20.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.72 AU - 0.74 AU

Year: 230 Days

Day: 16.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.52 AU - 2.22 AU

Year: 943 Days

Day: 41.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.73 AU - 3.09 AU

Year: 1832 Days

Day: 32.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 172.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.2

Radius: 12.1

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.45 AU - 4.87 AU

Year: 3712 Days

Day: 10.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 167.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,876,937 km

• M1: 150,495 km (0.118 R)
• M2: 773,720 km (0.089 R)
• M3: 1,489,995 km (0.106 R)
• M4: 2,209,112 km (0.077 R)
• M5: 3,700,603 km (0.037 R)
• M6: 5,000,309 km (0.107 R)
• M7: 6,369,429 km (0.078 R)
• M8: 6,830,938 km (0.076 R)
• M9: 11,290,899 km (0.114 R)
• M10: 11,887,496 km (0.094 R)
• M11: 14,533,433 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.4

Radius: 13.3

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.3 AU - 10.26 AU

Year: 10430 Days

Day: 14.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,876,937 km

• M1: 165,904 km (0.078 R)
• M2: 600,037 km (0.094 R)
• M3: 1,069,774 km (0.12 R)
• M4: 1,603,839 km (0.104 R)
• M5: 2,724,476 km (0.094 R)
• M6: 4,665,210 km (0.083 R)
• M7: 5,663,027 km (0.102 R)
• M8: 11,785,171 km (0.063 R)
• M9: 13,075,153 km (0.074 R)
• M10: 13,566,881 km (0.091 R)
• M11: 15,590,342 km (0.108 R)
• M12: 16,425,248 km (0.091 R)
• M13: 18,336,211 km (0.104 R)
• M14: 19,904,146 km (0.115 R)
• M15: 25,522,444 km (0.082 R)
• M16: 27,274,983 km (0.093 R)
• M17: 33,927,002 km (0.111 R)
• M18: 35,566,146 km (0.111 R)
• M19: 36,526,115 km (0.118 R)
• M20: 40,151,171 km (0.057 R)
• M21: 46,099,332 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 16,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit