🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.58 AU - 0.88 AU

Year: 226 Days

Day: 41.3 Hours

Environment

Temp: 195 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.88 AU - 1.02 AU

Year: 335 Days

Day: 23.5 Hours

Environment

Temp: 126 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.13 AU - 1.41 AU

Year: 518 Days

Day: 45.4 Hours

Environment

Temp: -12 °C

Axial Tilt: 100.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.32 AU - 1.82 AU

Year: 711 Days

Day: 30.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,582,179 km

• M1: 22,888 km (0.095 R)
• M2: 176,077 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.71 AU - 2.27 AU

Year: 1015 Days

Day: 44.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.5 AU - 4.34 AU

Year: 2807 Days

Day: 41.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.59 AU - 5.25 AU

Year: 3361 Days

Day: 42.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.8

Radius: 12.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.56 AU - 12.14 AU

Year: 12925 Days

Day: 10.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,582,179 km

• M1: 189,391 km (0.083 R)
• M2: 590,014 km (0.064 R)
• M3: 1,500,167 km (0.12 R)
• M4: 2,443,532 km (0.057 R)
• M5: 3,047,009 km (0.111 R)
• M6: 6,548,048 km (0.089 R)
• M7: 7,155,565 km (0.105 R)
• M8: 8,483,546 km (0.062 R)
• M9: 10,982,578 km (0.077 R)
• M10: 16,133,682 km (0.061 R)
• M11: 16,821,383 km (0.113 R)
• M12: 25,822,986 km (0.073 R)
• M13: 28,915,772 km (0.073 R)
• M14: 36,879,615 km (0.115 R)
• M15: 37,353,990 km (0.106 R)
• M16: 39,539,316 km (0.116 R)
• M17: 44,430,568 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342

Radius: 4.4

Gravity: 17.67 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 13.26 AU - 14.86 AU

Year: 19066 Days

Day: 18.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,582,179 km

• M1: 54,753 km (0.071 R)
• M2: 240,254 km (0.102 R)
• M3: 803,191 km (0.079 R)
• M4: 1,000,660 km (0.103 R)
• M5: 1,880,445 km (0.044 R)
• M6: 2,474,349 km (0.094 R)
• M7: 2,757,388 km (0.072 R)
• M8: 4,229,730 km (0.047 R)
• M9: 6,354,618 km (0.041 R)
• M10: 6,677,750 km (0.055 R)
• M11: 7,096,773 km (0.06 R)
• M12: 7,987,180 km (0.062 R)
• M13: 16,545,076 km (0.041 R)
• M14: 17,001,648 km (0.105 R)
• M15: 20,004,975 km (0.108 R)
• M16: 27,350,979 km (0.111 R)
• M17: 29,962,658 km (0.07 R)
• M18: 34,184,759 km (0.096 R)
• M19: 49,194,512 km (0.084 R)
• M20: 51,574,464 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.2

Radius: 5.1

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 11.29 AU - 17.45 AU

Year: 19700 Days

Day: 18 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,582,179 km

• M1: 63,429 km (0.082 R)
• M2: 303,235 km (0.099 R)
• M3: 1,305,391 km (0.06 R)
• M4: 2,336,569 km (0.074 R)
• M5: 2,887,389 km (0.106 R)
• M6: 4,090,604 km (0.065 R)
• M7: 4,319,339 km (0.11 R)
• M8: 6,334,572 km (0.077 R)
• M9: 6,780,673 km (0.119 R)
• M10: 16,660,864 km (0.112 R)
• M11: 18,661,287 km (0.04 R)
• M12: 25,018,748 km (0.093 R)
• M13: 26,043,045 km (0.049 R)
• M14: 27,451,808 km (0.112 R)
• M15: 28,541,179 km (0.11 R)
• M16: 29,753,371 km (0.103 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 10,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit