🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.52 AU - 0.54 AU

Year: 140 Days

Day: 12.1 Hours

Environment

Temp: 203 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.53 AU - 0.79 AU

Year: 194 Days

Day: 15.5 Hours

Environment

Temp: 165 °C

Axial Tilt: 42.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.82 AU - 1.2 AU

Year: 367 Days

Day: 16.3 Hours

Environment

Temp: 45 °C

Axial Tilt: 42.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.96 AU - 1.28 AU

Year: 429 Days

Day: 40.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,342,489 km

• M1: 40,242 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.57 AU - 1.61 AU

Year: 725 Days

Day: 23.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.4

Radius: 14.1

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.71 AU - 5.39 AU

Year: 4104 Days

Day: 7.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,342,489 km

• M1: 176,077 km (0.075 R)
• M2: 639,830 km (0.074 R)
• M3: 1,155,195 km (0.085 R)
• M4: 2,158,248 km (0.09 R)
• M5: 4,496,314 km (0.083 R)
• M6: 5,399,735 km (0.101 R)
• M7: 6,096,113 km (0.116 R)
• M8: 6,726,668 km (0.081 R)
• M9: 7,668,985 km (0.036 R)
• M10: 8,734,720 km (0.107 R)
• M11: 9,537,762 km (0.1 R)
• M12: 9,977,879 km (0.099 R)
• M13: 10,515,384 km (0.106 R)
• M14: 11,380,209 km (0.112 R)
• M15: 13,153,842 km (0.108 R)
• M16: 16,661,912 km (0.106 R)
• M17: 17,301,891 km (0.074 R)
• M18: 20,618,476 km (0.115 R)
• M19: 21,085,969 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594

Radius: 10.4

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.87 AU - 5.87 AU

Year: 5143 Days

Day: 8.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,342,489 km

• M1: 222,153 km (0.054 R)
• M2: 717,172 km (0.061 R)
• M3: 1,122,882 km (0.114 R)
• M4: 1,481,019 km (0.038 R)
• M5: 2,055,624 km (0.098 R)
• M6: 2,972,809 km (0.101 R)
• M7: 4,884,370 km (0.102 R)
• M8: 5,799,760 km (0.079 R)
• M9: 8,681,613 km (0.055 R)
• M10: 9,642,929 km (0.104 R)
• M11: 12,502,941 km (0.086 R)
• M12: 16,119,021 km (0.1 R)
• M13: 21,567,974 km (0.113 R)
• M14: 24,782,533 km (0.119 R)
• M15: 26,381,285 km (0.118 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 13,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit