🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.61 AU - 0.85 AU

Year: 235 Days

Day: 19.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,650,465 km

• M1: 39,494 km (0.035 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.6 AU - 0.88 AU

Year: 240 Days

Day: 41 Hours

Environment

Temp: 148 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.68 AU - 2.18 AU

Year: 1010 Days

Day: 36.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.92 AU - 2.24 AU

Year: 1130 Days

Day: 21.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.76 AU - 3.54 AU

Year: 2106 Days

Day: 39.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.3

Radius: 10.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.26 AU - 5.36 AU

Year: 3974 Days

Day: 12.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,650,465 km

• M1: 125,662 km (0.073 R)
• M2: 518,357 km (0.095 R)
• M3: 954,434 km (0.054 R)
• M4: 1,589,627 km (0.026 R)
• M5: 2,012,690 km (0.079 R)
• M6: 3,061,371 km (0.074 R)
• M7: 5,366,524 km (0.072 R)
• M8: 7,301,124 km (0.069 R)
• M9: 8,108,055 km (0.064 R)
• M10: 8,861,879 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.1

Radius: 9.7

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.55 AU - 6.35 AU

Year: 4793 Days

Day: 6.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,650,465 km

• M1: 120,576 km (0.115 R)
• M2: 477,068 km (0.071 R)
• M3: 827,875 km (0.057 R)
• M4: 1,388,418 km (0.039 R)
• M5: 2,008,950 km (0.107 R)
• M6: 3,009,610 km (0.116 R)
• M7: 3,577,783 km (0.114 R)
• M8: 3,933,676 km (0.083 R)
• M9: 4,901,574 km (0.118 R)
• M10: 5,542,452 km (0.103 R)
• M11: 6,856,220 km (0.109 R)
• M12: 8,176,122 km (0.066 R)
• M13: 8,916,183 km (0.094 R)
• M14: 11,123,948 km (0.117 R)
• M15: 14,051,279 km (0.099 R)
• M16: 14,828,141 km (0.073 R)
• M17: 15,987,225 km (0.066 R)
• M18: 21,231,977 km (0.096 R)
• M19: 25,275,757 km (0.119 R)
• M20: 26,092,412 km (0.087 R)
• M21: 26,590,872 km (0.033 R)
• M22: 30,350,416 km (0.12 R)
• M23: 30,717,230 km (0.094 R)

Asteroid Belt

Center: 10.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.1

Radius: 4.1

Gravity: 16.66 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 12.04 AU - 19.8 AU

Year: 23930 Days

Day: 19.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,650,465 km

• M1: 51,611 km (0.036 R)
• M2: 380,278 km (0.093 R)
• M3: 1,261,559 km (0.071 R)
• M4: 1,462,170 km (0.036 R)
• M5: 1,768,247 km (0.058 R)
• M6: 2,617,514 km (0.077 R)
• M7: 3,852,744 km (0.052 R)
• M8: 4,244,690 km (0.069 R)
• M9: 4,466,544 km (0.08 R)
• M10: 4,629,605 km (0.098 R)
• M11: 5,468,700 km (0.115 R)
• M12: 6,081,453 km (0.117 R)
• M13: 6,738,786 km (0.103 R)
• M14: 8,339,483 km (0.103 R)
• M15: 9,573,217 km (0.08 R)
• M16: 13,857,251 km (0.107 R)
• M17: 14,486,908 km (0.114 R)
• M18: 16,105,856 km (0.065 R)
• M19: 17,597,796 km (0.053 R)
• M20: 18,087,430 km (0.051 R)
• M21: 20,762,838 km (0.063 R)
• M22: 20,944,001 km (0.042 R)
• M23: 21,309,469 km (0.113 R)
• M24: 23,592,033 km (0.107 R)
• M25: 24,087,352 km (0.093 R)
• M26: 24,488,423 km (0.096 R)
• M27: 30,816,413 km (0.064 R)
• M28: 32,370,286 km (0.104 R)
• M29: 33,975,621 km (0.066 R)
• M30: 40,503,773 km (0.059 R)
• M31: 42,076,047 km (0.114 R)
• M32: 46,880,233 km (0.105 R)
• M33: 53,893,680 km (0.117 R)
• M34: 60,093,764 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 15,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit