🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.8 AU - 0.82 AU

Year: 255 Days

Day: 15.7 Hours

Environment

Temp: 194 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.84 AU - 1.28 AU

Year: 382 Days

Day: 14.3 Hours

Environment

Temp: 87 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.24 AU - 1.56 AU

Year: 580 Days

Day: 41 Hours

Environment

Temp: -10 °C

Axial Tilt: 9.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 98,676,131 km

• M1: 49,517 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.74 AU - 2.1 AU

Year: 931 Days

Day: 21.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,676,131 km

• M1: 1,113,158 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.31 AU - 3.01 AU

Year: 1518 Days

Day: 31.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.2

Radius: 10.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.79 AU - 10.33 AU

Year: 8762 Days

Day: 7.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 98,676,131 km

• M1: 129,402 km (0.064 R)
• M2: 650,302 km (0.116 R)
• M3: 1,635,254 km (0.081 R)
• M4: 2,166,776 km (0.086 R)
• M5: 4,047,221 km (0.065 R)
• M6: 9,547,336 km (0.108 R)
• M7: 12,228,579 km (0.095 R)
• M8: 14,718,934 km (0.12 R)
• M9: 17,996,923 km (0.101 R)
• M10: 18,678,790 km (0.106 R)
• M11: 19,096,168 km (0.119 R)
• M12: 20,977,062 km (0.075 R)
• M13: 27,895,665 km (0.03 R)
• M14: 33,574,400 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.9

Radius: 10.3

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 9.4 AU - 14.3 AU

Year: 14271 Days

Day: 6.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 98,676,131 km

• M1: 128,056 km (0.065 R)
• M2: 459,265 km (0.096 R)
• M3: 1,125,874 km (0.099 R)
• M4: 1,810,882 km (0.08 R)
• M5: 2,178,145 km (0.093 R)
• M6: 2,967,124 km (0.092 R)
• M7: 3,374,629 km (0.1 R)
• M8: 4,240,202 km (0.101 R)
• M9: 5,616,353 km (0.089 R)
• M10: 6,489,705 km (0.115 R)
• M11: 7,360,066 km (0.072 R)
• M12: 7,776,247 km (0.114 R)
• M13: 8,208,136 km (0.102 R)
• M14: 13,249,435 km (0.079 R)
• M15: 14,502,766 km (0.104 R)
• M16: 15,757,293 km (0.113 R)
• M17: 16,372,141 km (0.097 R)
• M18: 18,229,249 km (0.118 R)
• M19: 26,100,041 km (0.106 R)
• M20: 33,149,243 km (0.052 R)
• M21: 34,671,102 km (0.058 R)
• M22: 38,127,411 km (0.084 R)
• M23: 39,938,742 km (0.071 R)
• M24: 44,946,381 km (0.112 R)
• M25: 45,561,827 km (0.086 R)
• M26: 53,562,620 km (0.084 R)
• M27: 58,530,167 km (0.101 R)
• M28: 61,125,391 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.5

Radius: 6.4

Gravity: 15.81 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 18.41 AU - 20.81 AU

Year: 30380 Days

Day: 16.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 98,676,131 km

• M1: 80,783 km (0.065 R)
• M2: 461,210 km (0.087 R)
• M3: 1,045,839 km (0.065 R)
• M4: 1,359,097 km (0.091 R)
• M5: 2,041,861 km (0.082 R)
• M6: 3,074,087 km (0.096 R)
• M7: 4,874,048 km (0.084 R)
• M8: 5,973,293 km (0.028 R)
• M9: 6,248,853 km (0.088 R)
• M10: 6,776,036 km (0.063 R)
• M11: 7,542,126 km (0.092 R)
• M12: 15,093,228 km (0.112 R)
• M13: 16,394,281 km (0.036 R)
• M14: 19,416,607 km (0.046 R)
• M15: 22,021,704 km (0.107 R)
• M16: 23,126,036 km (0.116 R)
• M17: 38,120,978 km (0.07 R)
• M18: 38,910,107 km (0.029 R)
• M19: 68,654,053 km (0.092 R)
• M20: 71,717,219 km (0.058 R)
• M21: 90,903,445 km (0.104 R)
• M22: 97,791,380 km (0.047 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 20,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit