🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.76 AU - 0.78 AU

Year: 246 Days

Day: 25.9 Hours

Environment

Temp: 186 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,470,022 km

• M1: 366,515 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.74 AU - 0.96 AU

Year: 285 Days

Day: 28.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,470,022 km

• M1: 44,131 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.82 AU - 1.06 AU

Year: 331 Days

Day: 43.3 Hours

Environment

Temp: 84 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.16 AU - 1.38 AU

Year: 520 Days

Day: 34.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.4 AU - 1.9 AU

Year: 770 Days

Day: 37.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.51 AU - 3.55 AU

Year: 2410 Days

Day: 43.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 10.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.69 AU - 9.75 AU

Year: 9358 Days

Day: 5.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,470,022 km

• M1: 130,599 km (0.099 R)
• M2: 676,182 km (0.097 R)
• M3: 1,073,365 km (0.06 R)
• M4: 1,641,687 km (0.086 R)
• M5: 2,749,908 km (0.094 R)
• M6: 3,131,532 km (0.05 R)
• M7: 4,786,234 km (0.111 R)
• M8: 5,702,372 km (0.077 R)
• M9: 7,591,194 km (0.08 R)
• M10: 7,963,543 km (0.062 R)
• M11: 9,108,117 km (0.113 R)
• M12: 12,905,659 km (0.11 R)
• M13: 15,314,633 km (0.059 R)
• M14: 16,112,439 km (0.108 R)
• M15: 17,219,014 km (0.108 R)
• M16: 20,206,334 km (0.027 R)
• M17: 24,138,514 km (0.114 R)
• M18: 24,674,673 km (0.068 R)
• M19: 26,803,750 km (0.108 R)
• M20: 27,572,234 km (0.104 R)
• M21: 29,253,864 km (0.104 R)
• M22: 33,258,449 km (0.072 R)
• M23: 34,482,459 km (0.089 R)
• M24: 35,162,680 km (0.047 R)
• M25: 39,187,461 km (0.082 R)
• M26: 41,565,320 km (0.049 R)
• M27: 44,037,724 km (0.04 R)
• M28: 44,436,851 km (0.059 R)

Asteroid Belt

Center: 12.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.7

Radius: 4.8

Gravity: 22.12 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.43 AU - 19.37 AU

Year: 25250 Days

Day: 20.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,470,022 km

• M1: 63,429 km (0.057 R)
• M2: 521,349 km (0.117 R)
• M3: 1,013,526 km (0.108 R)
• M4: 2,189,514 km (0.103 R)
• M5: 2,365,741 km (0.099 R)
• M6: 3,599,774 km (0.119 R)
• M7: 6,730,109 km (0.104 R)
• M8: 7,541,229 km (0.064 R)
• M9: 9,241,259 km (0.049 R)
• M10: 15,280,226 km (0.055 R)
• M11: 17,970,295 km (0.077 R)
• M12: 20,088,002 km (0.079 R)
• M13: 24,049,204 km (0.066 R)
• M14: 24,811,256 km (0.116 R)
• M15: 32,015,889 km (0.098 R)
• M16: 33,472,224 km (0.058 R)
• M17: 51,967,608 km (0.098 R)
• M18: 53,422,896 km (0.107 R)
• M19: 74,883,907 km (0.101 R)
• M20: 75,807,674 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.4

Radius: 3.1

Gravity: 19.92 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.76 AU - 20.16 AU

Year: 28826 Days

Day: 24.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,470,022 km

• M1: 38,746 km (0.098 R)
• M2: 137,630 km (0.101 R)
• M3: 1,140,684 km (0.117 R)
• M4: 2,380,850 km (0.052 R)
• M5: 4,346,716 km (0.093 R)
• M6: 5,703,868 km (0.045 R)
• M7: 7,053,540 km (0.097 R)
• M8: 16,901,717 km (0.089 R)
• M9: 18,692,404 km (0.116 R)
• M10: 20,071,546 km (0.111 R)
• M11: 25,846,922 km (0.09 R)
• M12: 38,993,433 km (0.096 R)
• M13: 52,053,925 km (0.057 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 19,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit