🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.46 AU - 0.58 AU

Year: 141 Days

Day: 31.4 Hours

Environment

Temp: 239 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,845,187 km

• M1: 17,653 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.43 AU - 0.63 AU

Year: 145 Days

Day: 42.5 Hours

Environment

Temp: 242 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.3 AU - 1.44 AU

Year: 601 Days

Day: 25.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.12 AU - 1.86 AU

Year: 682 Days

Day: 33 Hours

Environment

Temp: -42 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.29 AU - 1.81 AU

Year: 723 Days

Day: 14.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.7 AU - 2.38 AU

Year: 1092 Days

Day: 24.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.97 AU - 4.55 AU

Year: 3295 Days

Day: 28.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,845,187 km

• M1: 1,068,877 km (0.048 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.3 AU - 4.42 AU

Year: 3412 Days

Day: 44.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.9

Radius: 11.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.72 AU - 10.5 AU

Year: 9467 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,845,187 km

• M1: 143,165 km (0.053 R)
• M2: 656,735 km (0.09 R)
• M3: 2,053,829 km (0.109 R)
• M4: 3,602,915 km (0.109 R)
• M5: 4,523,540 km (0.076 R)
• M6: 4,892,299 km (0.101 R)
• M7: 5,373,855 km (0.114 R)
• M8: 6,790,547 km (0.109 R)
• M9: 10,059,110 km (0.077 R)
• M10: 13,836,905 km (0.084 R)
• M11: 14,435,746 km (0.059 R)
• M12: 15,943,393 km (0.089 R)
• M13: 16,336,237 km (0.096 R)
• M14: 17,902,377 km (0.065 R)
• M15: 21,016,706 km (0.111 R)
• M16: 23,535,186 km (0.06 R)
• M17: 30,851,270 km (0.046 R)
• M18: 32,184,785 km (0.105 R)
• M19: 32,918,563 km (0.116 R)
• M20: 35,076,512 km (0.088 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.3

Radius: 10.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.99 AU - 10.89 AU

Year: 11744 Days

Day: 12.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,845,187 km

• M1: 131,497 km (0.111 R)
• M2: 903,571 km (0.112 R)
• M3: 1,506,600 km (0.054 R)
• M4: 2,093,772 km (0.11 R)
• M5: 2,908,033 km (0.079 R)
• M6: 3,921,110 km (0.094 R)
• M7: 5,154,694 km (0.119 R)
• M8: 10,013,932 km (0.113 R)
• M9: 14,892,318 km (0.12 R)
• M10: 16,028,963 km (0.119 R)
• M11: 21,080,584 km (0.115 R)
• M12: 27,752,350 km (0.101 R)
• M13: 30,355,353 km (0.091 R)
• M14: 33,116,929 km (0.108 R)
• M15: 38,899,635 km (0.063 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 13,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit