🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.54 AU - 0.82 AU

Year: 207 Days

Day: 34.6 Hours

Environment

Temp: 182 °C

Axial Tilt: 55.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,419,465 km

• M1: 96,042 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.5 AU - 1.84 AU

Year: 796 Days

Day: 41.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.05 AU - 4.01 AU

Year: 2447 Days

Day: 28.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.3

Radius: 11.5

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.9 AU - 6.94 AU

Year: 5314 Days

Day: 10.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,419,465 km

• M1: 143,165 km (0.079 R)
• M2: 502,350 km (0.083 R)
• M3: 907,909 km (0.107 R)
• M4: 1,518,119 km (0.086 R)
• M5: 2,176,649 km (0.095 R)
• M6: 3,342,615 km (0.118 R)
• M7: 5,282,450 km (0.111 R)
• M8: 6,477,737 km (0.07 R)
• M9: 9,970,399 km (0.079 R)
• M10: 11,233,753 km (0.106 R)
• M11: 12,022,283 km (0.103 R)
• M12: 14,341,649 km (0.099 R)
• M13: 17,366,817 km (0.099 R)
• M14: 21,069,364 km (0.08 R)
• M15: 24,341,219 km (0.109 R)
• M16: 27,273,637 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.1

Radius: 9.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.23 AU - 6.53 AU

Year: 5946 Days

Day: 8.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,419,465 km

• M1: 118,033 km (0.113 R)
• M2: 516,711 km (0.087 R)
• M3: 1,257,669 km (0.113 R)
• M4: 2,149,721 km (0.059 R)
• M5: 2,487,364 km (0.114 R)
• M6: 3,898,670 km (0.065 R)
• M7: 4,515,013 km (0.053 R)
• M8: 5,293,820 km (0.063 R)
• M9: 6,270,694 km (0.056 R)
• M10: 8,004,234 km (0.091 R)
• M11: 8,508,977 km (0.051 R)
• M12: 9,214,930 km (0.078 R)
• M13: 10,425,027 km (0.086 R)
• M14: 11,780,683 km (0.089 R)
• M15: 13,813,568 km (0.108 R)
• M16: 17,147,806 km (0.109 R)
• M17: 19,089,287 km (0.098 R)
• M18: 21,236,465 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.4

Radius: 11.1

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.74 AU - 9.52 AU

Year: 8553 Days

Day: 13 Hours

Environment

Temp: -162 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,419,465 km

• M1: 139,724 km (0.104 R)
• M2: 551,418 km (0.085 R)
• M3: 926,908 km (0.102 R)
• M4: 1,803,702 km (0.078 R)
• M5: 3,055,686 km (0.032 R)
• M6: 4,024,033 km (0.094 R)
• M7: 4,756,165 km (0.09 R)
• M8: 6,053,478 km (0.069 R)
• M9: 8,161,312 km (0.037 R)
• M10: 9,333,561 km (0.092 R)
• M11: 10,208,858 km (0.072 R)
• M12: 10,770,149 km (0.064 R)
• M13: 11,898,715 km (0.081 R)
• M14: 13,283,244 km (0.108 R)
• M15: 15,424,737 km (0.089 R)
• M16: 16,716,814 km (0.103 R)
• M17: 17,641,628 km (0.034 R)
• M18: 19,905,642 km (0.106 R)
• M19: 23,831,838 km (0.087 R)
• M20: 25,742,203 km (0.098 R)
• M21: 26,496,176 km (0.087 R)
• M22: 26,974,890 km (0.076 R)
• M23: 29,865,719 km (0.071 R)
• M24: 30,803,249 km (0.075 R)
• M25: 31,546,002 km (0.099 R)
• M26: 34,070,616 km (0.104 R)
• M27: 35,209,205 km (0.117 R)
• M28: 37,322,425 km (0.107 R)
• M29: 40,522,024 km (0.091 R)
• M30: 46,069,711 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.5

Radius: 7.7

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.61 AU - 15.89 AU

Year: 21973 Days

Day: 19.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,419,465 km

• M1: 101,727 km (0.099 R)
• M2: 543,489 km (0.113 R)
• M3: 1,224,159 km (0.091 R)
• M4: 1,591,422 km (0.116 R)
• M5: 2,124,140 km (0.107 R)
• M6: 3,789,613 km (0.117 R)
• M7: 4,079,684 km (0.074 R)
• M8: 4,803,288 km (0.1 R)
• M9: 5,758,770 km (0.056 R)
• M10: 6,182,282 km (0.086 R)
• M11: 9,805,841 km (0.085 R)
• M12: 11,392,775 km (0.095 R)
• M13: 14,781,766 km (0.05 R)
• M14: 15,946,385 km (0.062 R)
• M15: 22,417,241 km (0.063 R)
• M16: 24,445,339 km (0.089 R)
• M17: 28,640,961 km (0.045 R)
• M18: 29,760,252 km (0.097 R)
• M19: 37,756,109 km (0.058 R)
• M20: 43,327,134 km (0.105 R)
• M21: 43,619,149 km (0.095 R)
• M22: 44,949,971 km (0.09 R)
• M23: 51,030,227 km (0.089 R)
• M24: 61,419,500 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 13,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit