🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.59 AU - 0.59 AU

Year: 163 Days

Day: 22 Hours

Environment

Temp: 158 °C

Axial Tilt: 153.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 21,859,199 km

• M1: 70,311 km (0.068 R)
• M2: 366,964 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1 AU - 1.06 AU

Year: 376 Days

Day: 43.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.75 AU - 1.97 AU

Year: 913 Days

Day: 15 Hours

Environment

Temp: -47 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.43 AU - 4.91 AU

Year: 3065 Days

Day: 43.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,859,199 km

• M1: 142,866 km (0.03 R)
• M2: 1,300,753 km (0.086 R)

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236

Radius: 10.7

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.63 AU - 7.09 AU

Year: 6466 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 21,859,199 km

• M1: 133,292 km (0.098 R)
• M2: 557,402 km (0.114 R)
• M3: 892,202 km (0.052 R)
• M4: 1,971,700 km (0.066 R)
• M5: 2,502,922 km (0.084 R)
• M6: 3,507,472 km (0.097 R)
• M7: 4,201,456 km (0.077 R)
• M8: 4,593,403 km (0.092 R)
• M9: 5,136,892 km (0.115 R)
• M10: 6,089,830 km (0.117 R)
• M11: 7,751,862 km (0.111 R)
• M12: 8,451,532 km (0.094 R)
• M13: 9,041,097 km (0.079 R)
• M14: 9,618,395 km (0.106 R)
• M15: 10,138,696 km (0.082 R)
• M16: 11,279,081 km (0.095 R)
• M17: 11,994,159 km (0.093 R)
• M18: 12,691,734 km (0.116 R)
• M19: 13,763,453 km (0.12 R)
• M20: 14,528,048 km (0.045 R)
• M21: 15,106,543 km (0.081 R)
• M22: 15,700,297 km (0.1 R)
• M23: 16,535,202 km (0.107 R)
• M24: 20,959,260 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799

Radius: 14.7

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.44 AU - 9.44 AU

Year: 8824 Days

Day: 9.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 75 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,859,199 km

• M1: 182,809 km (0.089 R)
• M2: 846,275 km (0.04 R)
• M3: 2,563,060 km (0.085 R)
• M4: 3,119,864 km (0.117 R)
• M5: 5,232,634 km (0.111 R)
• M6: 7,144,794 km (0.04 R)
• M7: 11,854,883 km (0.112 R)
• M8: 15,438,351 km (0.072 R)
• M9: 18,392,759 km (0.096 R)
• M10: 19,224,822 km (0.107 R)
• M11: 20,320,178 km (0.069 R)
• M12: 21,872,705 km (0.093 R)
• M13: 26,240,514 km (0.06 R)
• M14: 28,981,296 km (0.102 R)
• M15: 32,450,321 km (0.074 R)
• M16: 34,341,388 km (0.07 R)
• M17: 43,834,570 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.3

Radius: 13.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.5 AU - 12.58 AU

Year: 15035 Days

Day: 7.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 136.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,859,199 km

• M1: 164,258 km (0.118 R)
• M2: 714,928 km (0.057 R)
• M3: 1,229,395 km (0.063 R)
• M4: 2,726,272 km (0.116 R)
• M5: 3,156,814 km (0.087 R)
• M6: 3,701,650 km (0.042 R)
• M7: 5,849,726 km (0.115 R)
• M8: 7,808,410 km (0.12 R)
• M9: 10,926,928 km (0.093 R)
• M10: 13,697,331 km (0.039 R)
• M11: 14,501,120 km (0.106 R)
• M12: 16,906,654 km (0.119 R)
• M13: 20,365,357 km (0.101 R)
• M14: 24,023,024 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.8

Radius: 5.1

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 12.1 AU - 14.72 AU

Year: 17673 Days

Day: 17.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,859,199 km

• M1: 65,374 km (0.047 R)
• M2: 271,071 km (0.05 R)
• M3: 974,032 km (0.089 R)
• M4: 1,554,621 km (0.108 R)
• M5: 3,128,091 km (0.084 R)
• M6: 4,250,375 km (0.059 R)
• M7: 5,435,938 km (0.081 R)
• M8: 6,707,221 km (0.091 R)
• M9: 8,300,737 km (0.071 R)
• M10: 12,080,926 km (0.081 R)
• M11: 14,121,141 km (0.052 R)
• M12: 16,980,256 km (0.037 R)
• M13: 20,956,567 km (0.059 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 10,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit