🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.5 AU - 0.76 AU

Year: 175 Days

Day: 24.2 Hours

Environment

Temp: 231 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.61 AU - 0.81 AU

Year: 209 Days

Day: 15.1 Hours

Environment

Temp: 218 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,443,739 km

• M1: 75,547 km (0.072 R)
• M2: 287,078 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.03 AU - 1.11 AU

Year: 387 Days

Day: 32.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.27 AU - 1.53 AU

Year: 580 Days

Day: 26.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 68,443,739 km

• M1: 339,438 km (0.076 R)
• M2: 362,176 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.64 AU - 1.7 AU

Year: 755 Days

Day: 42.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,443,739 km

• M1: 20,944 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.41 AU - 3.99 AU

Year: 2490 Days

Day: 42 Hours

Environment

Temp: -114 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.65 AU - 6.29 AU

Year: 4476 Days

Day: 17.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.2

Radius: 10

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.8 AU - 14.52 AU

Year: 14835 Days

Day: 5.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,443,739 km

• M1: 124,914 km (0.097 R)
• M2: 576,251 km (0.06 R)
• M3: 1,212,192 km (0.114 R)
• M4: 1,527,245 km (0.057 R)
• M5: 1,915,152 km (0.093 R)
• M6: 2,557,076 km (0.063 R)
• M7: 3,414,422 km (0.093 R)
• M8: 4,808,973 km (0.071 R)
• M9: 5,652,406 km (0.09 R)
• M10: 6,227,759 km (0.096 R)
• M11: 7,141,802 km (0.035 R)
• M12: 9,183,364 km (0.109 R)
• M13: 10,309,986 km (0.064 R)
• M14: 10,935,754 km (0.114 R)
• M15: 13,627,468 km (0.105 R)
• M16: 15,972,116 km (0.111 R)
• M17: 16,965,446 km (0.104 R)
• M18: 17,517,163 km (0.103 R)
• M19: 18,162,229 km (0.066 R)
• M20: 20,545,472 km (0.109 R)
• M21: 23,516,037 km (0.086 R)
• M22: 25,205,147 km (0.065 R)
• M23: 31,223,469 km (0.105 R)
• M24: 34,500,859 km (0.086 R)
• M25: 35,386,628 km (0.031 R)
• M26: 40,461,287 km (0.081 R)
• M27: 41,022,279 km (0.105 R)
• M28: 42,447,049 km (0.073 R)
• M29: 45,546,269 km (0.097 R)
• M30: 49,428,782 km (0.084 R)
• M31: 50,878,685 km (0.105 R)
• M32: 54,202,301 km (0.054 R)
• M33: 55,571,271 km (0.108 R)
• M34: 60,727,311 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478

Radius: 4.7

Gravity: 21.64 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.91 AU - 17.19 AU

Year: 20426 Days

Day: 18.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,443,739 km

• M1: 81,980 km (0.037 R)
• M2: 463,903 km (0.071 R)
• M3: 664,963 km (0.091 R)
• M4: 934,687 km (0.087 R)
• M5: 1,998,777 km (0.089 R)
• M6: 2,652,520 km (0.081 R)
• M7: 3,438,806 km (0.054 R)
• M8: 4,022,088 km (0.114 R)
• M9: 4,209,385 km (0.12 R)
• M10: 4,567,672 km (0.032 R)
• M11: 5,923,627 km (0.101 R)
• M12: 9,897,545 km (0.088 R)
• M13: 10,181,930 km (0.062 R)
• M14: 11,560,624 km (0.067 R)
• M15: 12,068,060 km (0.068 R)
• M16: 12,991,378 km (0.089 R)
• M17: 16,199,355 km (0.099 R)
• M18: 16,435,570 km (0.1 R)
• M19: 22,231,889 km (0.086 R)
• M20: 24,741,693 km (0.101 R)
• M21: 26,552,276 km (0.119 R)
• M22: 26,880,793 km (0.109 R)
• M23: 28,108,243 km (0.086 R)
• M24: 28,793,252 km (0.1 R)
• M25: 31,036,023 km (0.1 R)
• M26: 32,137,811 km (0.056 R)
• M27: 32,886,698 km (0.031 R)
• M28: 35,998,932 km (0.052 R)
• M29: 37,626,108 km (0.084 R)
• M30: 41,465,388 km (0.084 R)
• M31: 47,943,724 km (0.113 R)
• M32: 53,657,315 km (0.108 R)
• M33: 54,357,882 km (0.114 R)
• M34: 63,637,289 km (0.056 R)
• M35: 64,225,358 km (0.096 R)
• M36: 67,626,465 km (0.103 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 16,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit