🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.66 AU - 0.7 AU

Year: 203 Days

Day: 20.5 Hours

Environment

Temp: 186 °C

Axial Tilt: 32.3 °

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: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.88 AU - 1.02 AU

Year: 335 Days

Day: 24.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.56 AU - 1.68 AU

Year: 746 Days

Day: 18.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.61 AU - 1.67 AU

Year: 760 Days

Day: 23.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,727,879 km

• M1: 1,254,677 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.61 AU - 2.29 AU

Year: 985 Days

Day: 35.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.98 AU - 4.44 AU

Year: 2584 Days

Day: 12.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.6

Radius: 14.3

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.32 AU - 5.92 AU

Year: 4190 Days

Day: 10.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,727,879 km

• M1: 177,872 km (0.096 R)
• M2: 754,422 km (0.075 R)
• M3: 1,413,849 km (0.094 R)
• M4: 1,983,518 km (0.114 R)
• M5: 2,433,060 km (0.116 R)
• M6: 2,920,150 km (0.058 R)
• M7: 3,653,629 km (0.073 R)
• M8: 4,360,030 km (0.083 R)
• M9: 4,925,510 km (0.098 R)
• M10: 6,258,577 km (0.111 R)
• M11: 7,273,299 km (0.094 R)
• M12: 8,559,541 km (0.104 R)
• M13: 9,521,904 km (0.106 R)
• M14: 12,370,697 km (0.091 R)
• M15: 13,019,802 km (0.093 R)
• M16: 13,646,168 km (0.092 R)
• M17: 15,056,128 km (0.075 R)
• M18: 16,926,550 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.7

Radius: 13.1

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.12 AU - 6.62 AU

Year: 4500 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,727,879 km

• M1: 162,912 km (0.057 R)
• M2: 658,081 km (0.059 R)
• M3: 1,076,656 km (0.088 R)
• M4: 2,109,031 km (0.063 R)
• M5: 2,626,041 km (0.107 R)
• M6: 3,054,489 km (0.111 R)
• M7: 4,170,789 km (0.103 R)
• M8: 5,686,514 km (0.086 R)
• M9: 7,265,221 km (0.106 R)
• M10: 9,649,362 km (0.061 R)
• M11: 10,771,047 km (0.067 R)
• M12: 12,614,242 km (0.12 R)
• M13: 13,170,148 km (0.107 R)
• M14: 13,848,275 km (0.117 R)
• M15: 16,140,264 km (0.116 R)
• M16: 17,283,940 km (0.077 R)
• M17: 18,352,368 km (0.086 R)
• M18: 19,397,758 km (0.076 R)
• M19: 21,322,185 km (0.061 R)
• M20: 24,598,827 km (0.107 R)
• M21: 27,856,470 km (0.09 R)
• M22: 29,324,324 km (0.03 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.9

Radius: 10

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.79 AU - 12.05 AU

Year: 12164 Days

Day: 9.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,727,879 km

• M1: 125,513 km (0.082 R)
• M2: 539,300 km (0.068 R)
• M3: 927,656 km (0.119 R)
• M4: 1,602,044 km (0.07 R)
• M5: 2,438,595 km (0.058 R)
• M6: 3,112,234 km (0.063 R)
• M7: 4,378,730 km (0.104 R)
• M8: 5,176,386 km (0.101 R)
• M9: 6,140,693 km (0.059 R)
• M10: 6,899,753 km (0.112 R)
• M11: 10,732,002 km (0.072 R)
• M12: 11,328,149 km (0.052 R)
• M13: 12,765,336 km (0.061 R)
• M14: 14,580,556 km (0.073 R)
• M15: 15,928,583 km (0.077 R)
• M16: 18,104,035 km (0.052 R)
• M17: 18,716,040 km (0.118 R)
• M18: 20,224,884 km (0.104 R)
• M19: 20,967,189 km (0.098 R)
• M20: 22,858,405 km (0.11 R)
• M21: 24,303,221 km (0.097 R)
• M22: 29,840,736 km (0.06 R)
• M23: 31,019,268 km (0.093 R)
• M24: 31,565,001 km (0.049 R)
• M25: 33,354,790 km (0.081 R)
• M26: 40,410,723 km (0.037 R)
• M27: 42,385,116 km (0.112 R)
• M28: 48,840,414 km (0.106 R)
• M29: 49,579,278 km (0.057 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 12,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit