🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.79 AU - 0.85 AU

Year: 277 Days

Day: 18.6 Hours

Environment

Temp: 172 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.82 AU - 1.36 AU

Year: 424 Days

Day: 23.7 Hours

Environment

Temp: 0 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.03 AU - 1.41 AU

Year: 502 Days

Day: 27.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,767,820 km

• M1: 102,774 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.59 AU - 4.75 AU

Year: 3174 Days

Day: 39.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,767,820 km

• M1: 548,426 km (0.085 R)

Asteroid Belt

Center: 6.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.8

Radius: 14.3

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.39 AU - 8.33 AU

Year: 8215 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,767,820 km

• M1: 177,872 km (0.11 R)
• M2: 713,283 km (0.027 R)
• M3: 1,194,539 km (0.045 R)
• M4: 2,371,126 km (0.066 R)
• M5: 3,278,437 km (0.074 R)
• M6: 3,912,583 km (0.117 R)
• M7: 4,488,834 km (0.058 R)
• M8: 5,091,564 km (0.058 R)
• M9: 7,004,920 km (0.116 R)
• M10: 8,694,778 km (0.06 R)
• M11: 9,821,848 km (0.109 R)
• M12: 11,044,362 km (0.114 R)
• M13: 13,614,304 km (0.109 R)
• M14: 14,269,094 km (0.061 R)
• M15: 16,761,693 km (0.118 R)
• M16: 17,723,608 km (0.051 R)
• M17: 18,577,064 km (0.059 R)
• M18: 20,752,665 km (0.114 R)
• M19: 22,926,771 km (0.111 R)
• M20: 23,940,147 km (0.029 R)
• M21: 25,695,229 km (0.119 R)
• M22: 26,973,992 km (0.112 R)
• M23: 28,294,642 km (0.117 R)
• M24: 29,955,777 km (0.039 R)
• M25: 31,577,867 km (0.107 R)
• M26: 32,201,091 km (0.027 R)
• M27: 37,024,426 km (0.054 R)
• M28: 37,601,275 km (0.066 R)

Asteroid Belt

Center: 10.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.2

Radius: 7.5

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 13.21 AU - 13.75 AU

Year: 18450 Days

Day: 15.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,767,820 km

• M1: 103,522 km (0.058 R)
• M2: 472,430 km (0.066 R)
• M3: 863,778 km (0.102 R)
• M4: 1,695,243 km (0.072 R)
• M5: 3,745,631 km (0.105 R)
• M6: 8,170,737 km (0.102 R)
• M7: 9,129,060 km (0.11 R)
• M8: 10,501,471 km (0.116 R)
• M9: 11,206,825 km (0.06 R)
• M10: 13,377,042 km (0.116 R)
• M11: 13,925,617 km (0.064 R)
• M12: 14,921,789 km (0.092 R)
• M13: 19,039,171 km (0.094 R)
• M14: 19,297,527 km (0.089 R)
• M15: 23,855,774 km (0.084 R)
• M16: 24,357,825 km (0.066 R)
• M17: 25,382,869 km (0.117 R)
• M18: 27,191,208 km (0.069 R)
• M19: 27,849,439 km (0.095 R)
• M20: 33,253,363 km (0.102 R)
• M21: 35,937,298 km (0.111 R)
• M22: 60,719,233 km (0.116 R)
• M23: 64,519,168 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.9

Radius: 3.4

Gravity: 48.52 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 14.99 AU - 17.29 AU

Year: 24172 Days

Day: 19.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,767,820 km

• M1: 42,336 km (0.025 R)
• M2: 149,747 km (0.078 R)
• M3: 303,983 km (0.113 R)
• M4: 587,321 km (0.103 R)
• M5: 707,598 km (0.081 R)
• M6: 1,130,511 km (0.117 R)
• M7: 1,776,624 km (0.073 R)
• M8: 3,357,126 km (0.032 R)
• M9: 3,935,621 km (0.059 R)
• M10: 5,404,821 km (0.056 R)
• M11: 5,687,711 km (0.096 R)
• M12: 6,283,111 km (0.07 R)
• M13: 6,825,403 km (0.062 R)
• M14: 8,639,277 km (0.116 R)
• M15: 11,857,576 km (0.056 R)
• M16: 13,110,009 km (0.091 R)
• M17: 13,546,386 km (0.091 R)
• M18: 18,455,740 km (0.065 R)
• M19: 20,809,662 km (0.108 R)
• M20: 22,623,387 km (0.102 R)
• M21: 23,782,022 km (0.079 R)
• M22: 27,259,126 km (0.088 R)
• M23: 30,172,993 km (0.063 R)
• M24: 31,575,174 km (0.108 R)
• M25: 33,691,385 km (0.119 R)
• M26: 34,234,725 km (0.037 R)
• M27: 37,910,494 km (0.111 R)
• M28: 45,042,124 km (0.062 R)
• M29: 46,033,509 km (0.03 R)
• M30: 46,200,161 km (0.117 R)
• M31: 57,143,395 km (0.106 R)
• M32: 57,528,759 km (0.108 R)
• M33: 63,313,110 km (0.112 R)
• M34: 64,974,394 km (0.066 R)
• M35: 67,305,877 km (0.091 R)
• M36: 69,912,171 km (0.096 R)
• M37: 71,017,550 km (0.104 R)
• M38: 76,253,326 km (0.106 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 10,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit