🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.46 AU - 0.6 AU

Year: 140 Days

Day: 43.8 Hours

Environment

Temp: 211 °C

Axial Tilt: 97.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,699,733 km

• M1: 47,572 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.62 AU - 0.68 AU

Year: 190 Days

Day: 31 Hours

Environment

Temp: 205 °C

Axial Tilt: 148.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.68 AU - 0.96 AU

Year: 269 Days

Day: 22.5 Hours

Environment

Temp: 144 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.87 AU - 1.17 AU

Year: 373 Days

Day: 16.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.05 AU - 1.25 AU

Year: 446 Days

Day: 20.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.3 AU - 1.4 AU

Year: 567 Days

Day: 22.9 Hours

Environment

Temp: -20 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,699,733 km

• M1: 146,008 km (0.044 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.72 AU - 2.48 AU

Year: 1101 Days

Day: 41.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.22 AU - 5.3 AU

Year: 3756 Days

Day: 42.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.4

Radius: 14.4

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.12 AU - 11.88 AU

Year: 11436 Days

Day: 13.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,699,733 km

• M1: 179,069 km (0.108 R)
• M2: 673,789 km (0.103 R)
• M3: 1,591,123 km (0.071 R)
• M4: 2,185,475 km (0.083 R)
• M5: 4,486,739 km (0.064 R)
• M6: 5,277,962 km (0.041 R)
• M7: 6,057,667 km (0.083 R)
• M8: 6,655,759 km (0.116 R)
• M9: 9,133,249 km (0.076 R)
• M10: 10,957,446 km (0.095 R)
• M11: 12,064,470 km (0.069 R)
• M12: 12,673,333 km (0.081 R)
• M13: 13,536,663 km (0.105 R)
• M14: 14,936,300 km (0.092 R)
• M15: 20,560,582 km (0.055 R)
• M16: 21,032,114 km (0.091 R)
• M17: 24,979,852 km (0.071 R)
• M18: 30,399,484 km (0.088 R)
• M19: 31,012,087 km (0.082 R)
• M20: 33,006,377 km (0.046 R)
• M21: 37,133,034 km (0.117 R)
• M22: 38,780,555 km (0.038 R)
• M23: 39,986,763 km (0.095 R)
• M24: 42,220,708 km (0.111 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.8

Radius: 9.2

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.89 AU - 13.05 AU

Year: 13140 Days

Day: 7.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,699,733 km

• M1: 114,442 km (0.114 R)
• M2: 585,376 km (0.034 R)
• M3: 1,696,290 km (0.086 R)
• M4: 3,669,785 km (0.064 R)
• M5: 3,963,596 km (0.11 R)
• M6: 5,168,307 km (0.101 R)
• M7: 5,573,418 km (0.069 R)
• M8: 7,038,131 km (0.108 R)
• M9: 8,464,996 km (0.097 R)
• M10: 12,113,538 km (0.114 R)
• M11: 13,260,355 km (0.115 R)
• M12: 13,700,622 km (0.116 R)
• M13: 14,085,836 km (0.082 R)
• M14: 14,810,638 km (0.108 R)
• M15: 16,550,162 km (0.081 R)
• M16: 18,421,781 km (0.077 R)
• M17: 19,853,881 km (0.059 R)
• M18: 26,724,612 km (0.09 R)
• M19: 29,080,330 km (0.087 R)
• M20: 29,503,692 km (0.073 R)
• M21: 37,345,313 km (0.102 R)
• M22: 37,845,569 km (0.079 R)
• M23: 40,809,551 km (0.12 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: 538 - 12,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit