🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.54 AU - 0.78 AU

Year: 198 Days

Day: 37.5 Hours

Environment

Temp: 144 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.02 AU - 1.54 AU

Year: 534 Days

Day: 20 Hours

Environment

Temp: -16 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.1 AU - 1.74 AU

Year: 624 Days

Day: 41.6 Hours

Environment

Temp: -27 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.42 AU - 1.5 AU

Year: 651 Days

Day: 18.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,533,264 km

• M1: 667,805 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.37 AU - 1.65 AU

Year: 685 Days

Day: 19.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.13 AU - 2.81 AU

Year: 1432 Days

Day: 21 Hours

Environment

Temp: -88 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.2

Radius: 10.2

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.69 AU - 8.69 AU

Year: 7868 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,533,264 km

• M1: 126,859 km (0.079 R)
• M2: 514,766 km (0.117 R)
• M3: 1,036,713 km (0.073 R)
• M4: 1,517,670 km (0.098 R)
• M5: 1,847,982 km (0.074 R)
• M6: 3,784,976 km (0.103 R)
• M7: 4,137,129 km (0.062 R)
• M8: 4,706,648 km (0.106 R)
• M9: 5,025,441 km (0.101 R)
• M10: 5,706,560 km (0.114 R)
• M11: 6,035,975 km (0.052 R)
• M12: 7,026,762 km (0.069 R)
• M13: 8,246,433 km (0.079 R)
• M14: 9,060,694 km (0.073 R)
• M15: 10,260,768 km (0.114 R)
• M16: 11,932,375 km (0.07 R)
• M17: 14,434,250 km (0.063 R)
• M18: 15,173,114 km (0.096 R)
• M19: 16,001,736 km (0.069 R)
• M20: 16,793,109 km (0.096 R)
• M21: 18,741,172 km (0.116 R)
• M22: 20,070,200 km (0.088 R)
• M23: 21,461,161 km (0.099 R)
• M24: 23,582,160 km (0.111 R)
• M25: 25,928,901 km (0.106 R)
• M26: 27,952,961 km (0.116 R)
• M27: 32,940,703 km (0.059 R)
• M28: 35,754,938 km (0.106 R)
• M29: 38,258,309 km (0.082 R)
• M30: 40,030,745 km (0.079 R)

Asteroid Belt

Center: 13.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.1

Radius: 6.2

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 17.34 AU - 19.86 AU

Year: 29597 Days

Day: 19.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 95,533,264 km

• M1: 78,090 km (0.111 R)
• M2: 311,912 km (0.102 R)
• M3: 571,314 km (0.066 R)
• M4: 818,001 km (0.03 R)
• M5: 1,396,646 km (0.117 R)
• M6: 1,853,518 km (0.104 R)
• M7: 3,570,303 km (0.081 R)
• M8: 4,134,736 km (0.119 R)
• M9: 4,795,659 km (0.054 R)
• M10: 5,356,501 km (0.109 R)
• M11: 7,250,710 km (0.059 R)
• M12: 9,736,727 km (0.084 R)
• M13: 10,114,761 km (0.12 R)
• M14: 10,699,838 km (0.111 R)
• M15: 12,964,301 km (0.109 R)
• M16: 17,477,220 km (0.105 R)
• M17: 18,605,637 km (0.088 R)
• M18: 18,895,109 km (0.118 R)
• M19: 19,582,212 km (0.119 R)
• M20: 21,006,533 km (0.04 R)
• M21: 24,983,293 km (0.12 R)
• M22: 28,275,643 km (0.088 R)
• M23: 32,959,104 km (0.096 R)
• M24: 35,409,816 km (0.082 R)
• M25: 39,230,546 km (0.029 R)
• M26: 40,186,775 km (0.077 R)
• M27: 41,158,413 km (0.096 R)
• M28: 49,502,534 km (0.108 R)
• M29: 54,855,146 km (0.082 R)
• M30: 62,935,226 km (0.05 R)
• M31: 65,349,885 km (0.08 R)
• M32: 66,467,531 km (0.104 R)
• M33: 72,962,771 km (0.076 R)
• M34: 77,852,976 km (0.12 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: 170 - 12,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit