🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.53 AU - 0.81 AU

Year: 202 Days

Day: 24.8 Hours

Environment

Temp: 129 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.62 AU - 0.92 AU

Year: 249 Days

Day: 26.5 Hours

Environment

Temp: 124 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,359,710 km

• M1: 52,958 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.67 AU - 0.99 AU

Year: 279 Days

Day: 38.8 Hours

Environment

Temp: 153 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.05 AU - 1.17 AU

Year: 431 Days

Day: 29.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.21 AU - 1.21 AU

Year: 491 Days

Day: 38.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.09 AU - 1.75 AU

Year: 624 Days

Day: 20.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,359,710 km

• M1: 579,243 km (0.11 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.83 AU - 2.15 AU

Year: 1036 Days

Day: 41.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,359,710 km

• M1: 52,658 km (0.084 R)
• M2: 334,650 km (0.108 R)

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.1

Radius: 10.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.78 AU - 9.3 AU

Year: 8411 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,359,710 km

• M1: 130,599 km (0.088 R)
• M2: 559,346 km (0.052 R)
• M3: 919,578 km (0.091 R)
• M4: 1,952,851 km (0.104 R)
• M5: 2,489,458 km (0.104 R)
• M6: 3,279,485 km (0.102 R)
• M7: 3,859,475 km (0.11 R)
• M8: 4,856,545 km (0.094 R)
• M9: 6,515,436 km (0.102 R)
• M10: 7,716,857 km (0.096 R)
• M11: 8,699,715 km (0.049 R)
• M12: 9,715,933 km (0.083 R)
• M13: 10,302,656 km (0.115 R)
• M14: 10,964,776 km (0.116 R)
• M15: 11,546,861 km (0.087 R)
• M16: 13,358,192 km (0.106 R)
• M17: 14,269,542 km (0.038 R)
• M18: 15,417,108 km (0.069 R)
• M19: 15,812,944 km (0.089 R)
• M20: 16,694,075 km (0.045 R)
• M21: 17,750,984 km (0.107 R)
• M22: 18,554,026 km (0.116 R)
• M23: 19,304,857 km (0.061 R)
• M24: 19,765,020 km (0.104 R)
• M25: 21,270,723 km (0.07 R)
• M26: 23,280,121 km (0.109 R)
• M27: 27,867,091 km (0.049 R)
• M28: 31,732,102 km (0.11 R)
• M29: 32,481,138 km (0.11 R)
• M30: 33,241,844 km (0.048 R)
• M31: 42,282,193 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.3

Radius: 4.1

Gravity: 41.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.47 AU - 16.65 AU

Year: 18423 Days

Day: 20.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,359,710 km

• M1: 54,304 km (0.103 R)
• M2: 358,436 km (0.088 R)
• M3: 494,122 km (0.047 R)
• M4: 789,877 km (0.101 R)
• M5: 977,472 km (0.104 R)
• M6: 1,742,516 km (0.093 R)
• M7: 2,163,784 km (0.115 R)
• M8: 2,673,314 km (0.077 R)
• M9: 3,743,388 km (0.109 R)
• M10: 4,609,709 km (0.091 R)
• M11: 5,181,921 km (0.086 R)
• M12: 5,800,059 km (0.117 R)
• M13: 6,126,930 km (0.057 R)
• M14: 8,874,445 km (0.048 R)
• M15: 10,999,931 km (0.091 R)
• M16: 12,279,292 km (0.058 R)
• M17: 13,301,644 km (0.11 R)
• M18: 13,512,727 km (0.049 R)
• M19: 15,747,869 km (0.038 R)
• M20: 16,383,061 km (0.032 R)
• M21: 17,535,563 km (0.062 R)
• M22: 18,565,545 km (0.119 R)
• M23: 19,454,006 km (0.111 R)
• M24: 20,745,036 km (0.107 R)
• M25: 21,701,565 km (0.09 R)
• M26: 30,556,263 km (0.076 R)
• M27: 33,709,636 km (0.086 R)
• M28: 36,658,061 km (0.11 R)
• M29: 37,912,289 km (0.108 R)
• M30: 41,396,124 km (0.099 R)
• M31: 41,996,760 km (0.069 R)
• M32: 44,929,476 km (0.06 R)
• M33: 49,664,100 km (0.066 R)
• M34: 53,470,019 km (0.111 R)
• M35: 54,900,773 km (0.093 R)
• M36: 60,109,472 km (0.093 R)
• M37: 62,833,050 km (0.078 R)
• M38: 63,030,669 km (0.112 R)
• M39: 63,825,333 km (0.115 R)
• M40: 66,865,012 km (0.08 R)
• M41: 71,710,936 km (0.088 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 17,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit