🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.51 AU - 0.63 AU

Year: 160 Days

Day: 44.2 Hours

Environment

Temp: 183 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.58 AU - 0.68 AU

Year: 185 Days

Day: 23.6 Hours

Environment

Temp: 161 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,366,495 km

• M1: 52,808 km (0.112 R)
• M2: 81,381 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.68 AU - 0.76 AU

Year: 227 Days

Day: 36.2 Hours

Environment

Temp: 192 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.19 AU - 1.23 AU

Year: 494 Days

Day: 13.6 Hours

Environment

Temp: -6 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,366,495 km

• M1: 516,113 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.22 AU - 1.26 AU

Year: 512 Days

Day: 27.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.38 AU - 1.66 AU

Year: 695 Days

Day: 16.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.28 AU - 4.54 AU

Year: 2867 Days

Day: 23.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.2

Radius: 8.3

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.25 AU - 7.85 AU

Year: 7694 Days

Day: 13.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,366,495 km

• M1: 103,223 km (0.083 R)
• M2: 470,784 km (0.107 R)
• M3: 827,276 km (0.118 R)
• M4: 2,295,131 km (0.103 R)
• M5: 2,758,136 km (0.09 R)
• M6: 3,371,936 km (0.056 R)
• M7: 3,996,806 km (0.076 R)
• M8: 4,256,807 km (0.12 R)
• M9: 5,830,128 km (0.119 R)
• M10: 7,023,620 km (0.067 R)
• M11: 7,442,644 km (0.083 R)
• M12: 9,377,692 km (0.076 R)
• M13: 10,461,379 km (0.062 R)
• M14: 13,158,330 km (0.084 R)
• M15: 14,453,099 km (0.105 R)
• M16: 19,804,215 km (0.062 R)
• M17: 21,500,804 km (0.089 R)
• M18: 23,543,862 km (0.086 R)
• M19: 31,353,619 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 17,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit