🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.72 AU - 1.18 AU

Year: 325 Days

Day: 45.8 Hours

Environment

Temp: 121 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.1 AU - 1.34 AU

Year: 474 Days

Day: 23.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,215,713 km

• M1: 199,414 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.03 AU - 2.25 AU

Year: 1100 Days

Day: 35.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.96 AU - 2.9 AU

Year: 1331 Days

Day: 28.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.61 AU - 5.37 AU

Year: 3344 Days

Day: 21.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 12.2

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.71 AU - 5.83 AU

Year: 4871 Days

Day: 9 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,215,713 km

• M1: 151,692 km (0.11 R)
• M2: 672,891 km (0.099 R)
• M3: 1,084,884 km (0.108 R)
• M4: 2,907,135 km (0.08 R)
• M5: 3,821,478 km (0.03 R)
• M6: 4,497,361 km (0.106 R)
• M7: 5,365,926 km (0.043 R)
• M8: 6,151,464 km (0.058 R)
• M9: 6,738,935 km (0.108 R)
• M10: 7,653,726 km (0.046 R)
• M11: 8,530,220 km (0.075 R)
• M12: 9,220,166 km (0.083 R)
• M13: 11,370,485 km (0.031 R)
• M14: 12,206,737 km (0.114 R)
• M15: 13,402,623 km (0.088 R)
• M16: 14,618,255 km (0.116 R)
• M17: 17,782,250 km (0.104 R)
• M18: 19,524,018 km (0.119 R)
• M19: 21,303,485 km (0.073 R)
• M20: 22,956,691 km (0.102 R)
• M21: 25,100,877 km (0.11 R)
• M22: 26,772,933 km (0.112 R)
• M23: 27,810,992 km (0.113 R)
• M24: 29,875,742 km (0.095 R)
• M25: 30,804,595 km (0.042 R)
• M26: 32,330,493 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.2

Radius: 9.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.21 AU - 10.51 AU

Year: 11720 Days

Day: 14.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,215,713 km

• M1: 123,119 km (0.069 R)
• M2: 995,424 km (0.05 R)
• M3: 2,103,795 km (0.113 R)
• M4: 2,466,420 km (0.091 R)
• M5: 3,390,337 km (0.068 R)
• M6: 4,858,789 km (0.075 R)
• M7: 5,333,014 km (0.078 R)
• M8: 5,768,943 km (0.109 R)
• M9: 6,485,816 km (0.093 R)
• M10: 8,227,284 km (0.101 R)
• M11: 16,383,211 km (0.093 R)
• M12: 20,932,931 km (0.104 R)
• M13: 23,054,827 km (0.051 R)
• M14: 24,122,657 km (0.103 R)
• M15: 30,380,934 km (0.101 R)
• M16: 35,728,759 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.6

Radius: 12.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.35 AU - 11.83 AU

Year: 12112 Days

Day: 6 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,215,713 km

• M1: 160,519 km (0.09 R)
• M2: 722,259 km (0.117 R)
• M3: 1,378,245 km (0.114 R)
• M4: 2,430,816 km (0.06 R)
• M5: 3,517,046 km (0.09 R)
• M6: 5,293,670 km (0.113 R)
• M7: 6,667,278 km (0.055 R)
• M8: 12,092,594 km (0.052 R)
• M9: 12,626,808 km (0.073 R)
• M10: 13,301,046 km (0.098 R)
• M11: 16,456,215 km (0.053 R)
• M12: 18,949,413 km (0.098 R)
• M13: 22,033,522 km (0.113 R)
• M14: 22,563,398 km (0.11 R)
• M15: 24,018,088 km (0.119 R)
• M16: 24,958,460 km (0.087 R)
• M17: 35,755,686 km (0.095 R)
• M18: 46,648,805 km (0.119 R)
• M19: 49,004,672 km (0.116 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 19,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit