🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.57 AU - 0.91 AU

Year: 234 Days

Day: 25.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.64 AU - 0.84 AU

Year: 234 Days

Day: 44 Hours

Environment

Temp: 186 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.08 AU - 1.18 AU

Year: 441 Days

Day: 30.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,036,596 km

• M1: 32,762 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.35 AU - 1.85 AU

Year: 743 Days

Day: 12.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,036,596 km

• M1: 17,653 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.7 AU - 1.94 AU

Year: 901 Days

Day: 23.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.53 AU - 2.37 AU

Year: 1000 Days

Day: 26.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.75 AU - 2.57 AU

Year: 1165 Days

Day: 17.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.46 AU - 4.02 AU

Year: 2655 Days

Day: 41 Hours

Environment

Temp: -112 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.9

Radius: 8.4

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.98 AU - 9.76 AU

Year: 8889 Days

Day: 9.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 103,036,596 km

• M1: 104,419 km (0.114 R)
• M2: 428,299 km (0.114 R)
• M3: 701,016 km (0.047 R)
• M4: 1,075,908 km (0.073 R)
• M5: 1,769,294 km (0.101 R)
• M6: 2,157,800 km (0.102 R)
• M7: 2,459,539 km (0.107 R)
• M8: 2,827,849 km (0.077 R)
• M9: 3,148,736 km (0.092 R)
• M10: 3,606,805 km (0.073 R)
• M11: 4,209,385 km (0.086 R)
• M12: 4,905,613 km (0.086 R)
• M13: 6,594,125 km (0.097 R)
• M14: 7,161,250 km (0.039 R)
• M15: 7,569,652 km (0.118 R)
• M16: 8,072,451 km (0.115 R)
• M17: 8,392,740 km (0.101 R)
• M18: 9,361,087 km (0.059 R)
• M19: 9,625,576 km (0.043 R)
• M20: 10,215,739 km (0.106 R)
• M21: 11,219,691 km (0.057 R)
• M22: 13,534,568 km (0.097 R)
• M23: 13,873,108 km (0.048 R)
• M24: 15,899,561 km (0.082 R)
• M25: 16,723,995 km (0.035 R)
• M26: 19,871,085 km (0.103 R)
• M27: 21,507,087 km (0.07 R)
• M28: 21,813,913 km (0.094 R)
• M29: 22,123,730 km (0.093 R)
• M30: 23,473,103 km (0.113 R)
• M31: 25,900,179 km (0.029 R)
• M32: 28,306,012 km (0.101 R)
• M33: 29,799,746 km (0.119 R)
• M34: 31,051,581 km (0.072 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923

Radius: 7.1

Gravity: 18.31 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 14.73 AU - 20.51 AU

Year: 27151 Days

Day: 15.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 103,036,596 km

• M1: 88,263 km (0.053 R)
• M2: 594,053 km (0.077 R)
• M3: 887,415 km (0.086 R)
• M4: 1,340,846 km (0.088 R)
• M5: 4,891,402 km (0.12 R)
• M6: 8,857,840 km (0.093 R)
• M7: 11,544,916 km (0.059 R)
• M8: 12,879,778 km (0.084 R)
• M9: 18,557,915 km (0.106 R)
• M10: 19,967,725 km (0.031 R)
• M11: 22,998,877 km (0.071 R)
• M12: 25,585,873 km (0.05 R)
• M13: 29,283,783 km (0.119 R)
• M14: 36,315,332 km (0.054 R)
• M15: 58,740,352 km (0.105 R)
• M16: 59,593,359 km (0.034 R)
• M17: 63,311,464 km (0.107 R)
• M18: 63,983,159 km (0.108 R)
• M19: 66,487,128 km (0.045 R)
• M20: 66,949,236 km (0.026 R)
• M21: 69,529,650 km (0.053 R)
• M22: 75,388,052 km (0.12 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 13,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit