🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.57 AU - 0.59 AU

Year: 164 Days

Day: 32.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.09 AU - 1.21 AU

Year: 457 Days

Day: 32.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.17 AU - 1.43 AU

Year: 550 Days

Day: 29.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.68 AU - 2 AU

Year: 926 Days

Day: 30 Hours

Environment

Temp: -66 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.21 AU - 2.87 AU

Year: 1501 Days

Day: 16 Hours

Environment

Temp: -96 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.49 AU - 2.61 AU

Year: 1510 Days

Day: 14.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.8

Radius: 9.7

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.3 AU - 6.8 AU

Year: 4849 Days

Day: 14.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,315,557 km

• M1: 120,725 km (0.118 R)
• M2: 616,493 km (0.056 R)
• M3: 1,485,806 km (0.066 R)
• M4: 1,866,233 km (0.104 R)
• M5: 2,175,303 km (0.12 R)
• M6: 3,064,812 km (0.085 R)
• M7: 3,645,401 km (0.036 R)
• M8: 5,982,120 km (0.049 R)
• M9: 7,021,675 km (0.088 R)
• M10: 8,251,370 km (0.065 R)
• M11: 10,163,679 km (0.093 R)
• M12: 11,177,504 km (0.12 R)
• M13: 11,499,140 km (0.084 R)
• M14: 12,112,790 km (0.093 R)
• M15: 12,501,146 km (0.111 R)
• M16: 14,953,205 km (0.072 R)
• M17: 15,400,502 km (0.114 R)
• M18: 16,616,883 km (0.114 R)
• M19: 17,340,188 km (0.079 R)
• M20: 18,147,119 km (0.06 R)
• M21: 19,903,099 km (0.047 R)
• M22: 21,627,364 km (0.108 R)
• M23: 21,983,856 km (0.117 R)
• M24: 22,416,792 km (0.106 R)
• M25: 23,674,312 km (0.082 R)
• M26: 25,528,877 km (0.11 R)
• M27: 26,248,742 km (0.039 R)
• M28: 27,478,436 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606

Radius: 7.2

Gravity: 11.69 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 11.59 AU - 16.93 AU

Year: 19970 Days

Day: 17.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,315,557 km

• M1: 89,609 km (0.085 R)
• M2: 350,508 km (0.059 R)
• M3: 1,097,001 km (0.057 R)
• M4: 5,884,133 km (0.101 R)
• M5: 6,340,257 km (0.102 R)
• M6: 7,802,127 km (0.103 R)
• M7: 8,929,198 km (0.051 R)
• M8: 11,375,572 km (0.093 R)
• M9: 15,441,642 km (0.118 R)
• M10: 16,308,861 km (0.032 R)
• M11: 17,882,780 km (0.098 R)
• M12: 23,514,990 km (0.032 R)
• M13: 23,927,731 km (0.059 R)
• M14: 26,841,448 km (0.067 R)
• M15: 27,179,240 km (0.06 R)
• M16: 44,375,516 km (0.093 R)
• M17: 49,587,057 km (0.062 R)
• M18: 50,265,932 km (0.1 R)
• M19: 53,753,208 km (0.061 R)
• M20: 61,594,829 km (0.09 R)
• M21: 68,895,055 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.7

Radius: 6.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 14.71 AU - 20.45 AU

Year: 27336 Days

Day: 21.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,315,557 km

• M1: 84,822 km (0.105 R)
• M2: 367,861 km (0.11 R)
• M3: 833,260 km (0.087 R)
• M4: 1,383,332 km (0.08 R)
• M5: 1,885,681 km (0.099 R)
• M6: 2,277,628 km (0.11 R)
• M7: 2,702,336 km (0.105 R)
• M8: 3,608,450 km (0.098 R)
• M9: 4,158,522 km (0.114 R)
• M10: 5,391,507 km (0.097 R)
• M11: 6,774,390 km (0.069 R)
• M12: 7,445,486 km (0.102 R)
• M13: 15,009,304 km (0.103 R)
• M14: 15,537,534 km (0.102 R)
• M15: 18,591,575 km (0.118 R)
• M16: 18,894,510 km (0.089 R)
• M17: 25,296,102 km (0.09 R)
• M18: 33,228,380 km (0.085 R)
• M19: 37,150,986 km (0.054 R)
• M20: 37,511,217 km (0.111 R)
• M21: 42,278,303 km (0.077 R)
• M22: 45,900,666 km (0.068 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 17,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit