🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.45 AU - 0.71 AU

Year: 285 Days

Day: 34.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,503,306 km

• M1: 490,831 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.55 AU - 0.77 AU

Year: 346 Days

Day: 38.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,503,306 km

• M1: 19,448 km (0.097 R)

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.2

Radius: 9

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.96 AU - 1.54 AU

Year: 902 Days

Day: 7.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,503,306 km

• M1: 111,899 km (0.088 R)
• M2: 469,588 km (0.097 R)
• M3: 979,417 km (0.038 R)
• M4: 1,465,311 km (0.061 R)
• M5: 1,792,332 km (0.094 R)
• M6: 2,095,118 km (0.117 R)
• M7: 2,455,200 km (0.109 R)
• M8: 2,742,877 km (0.064 R)
• M9: 3,230,865 km (0.075 R)
• M10: 4,177,820 km (0.115 R)
• M11: 4,917,581 km (0.112 R)
• M12: 5,742,015 km (0.11 R)
• M13: 6,057,816 km (0.063 R)
• M14: 6,497,036 km (0.117 R)
• M15: 6,793,688 km (0.094 R)
• M16: 7,439,203 km (0.042 R)
• M17: 8,336,042 km (0.065 R)
• M18: 8,769,278 km (0.101 R)
• M19: 9,303,192 km (0.1 R)
• M20: 9,918,339 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.5

Radius: 11.3

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.31 AU - 1.31 AU

Year: 968 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,503,306 km

• M1: 140,622 km (0.083 R)
• M2: 494,122 km (0.051 R)
• M3: 978,669 km (0.115 R)
• M4: 1,519,615 km (0.11 R)
• M5: 2,221,977 km (0.112 R)
• M6: 3,089,046 km (0.115 R)
• M7: 3,752,663 km (0.116 R)
• M8: 4,235,116 km (0.072 R)
• M9: 4,686,452 km (0.105 R)
• M10: 5,093,359 km (0.096 R)
• M11: 5,894,007 km (0.042 R)
• M12: 6,324,848 km (0.056 R)
• M13: 8,001,093 km (0.103 R)
• M14: 8,369,103 km (0.093 R)
• M15: 8,803,535 km (0.085 R)
• M16: 9,483,458 km (0.048 R)
• M17: 9,955,888 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.8

Radius: 14.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.98 AU - 4.32 AU

Year: 5459 Days

Day: 7.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,503,306 km

• M1: 185,352 km (0.052 R)
• M2: 714,928 km (0.045 R)
• M3: 1,274,424 km (0.095 R)
• M4: 2,332,231 km (0.105 R)
• M5: 2,827,250 km (0.075 R)
• M6: 3,895,080 km (0.119 R)
• M7: 6,458,439 km (0.09 R)
• M8: 7,413,173 km (0.06 R)
• M9: 11,998,348 km (0.074 R)
• M10: 14,654,009 km (0.079 R)
• M11: 16,485,087 km (0.12 R)
• M12: 17,360,384 km (0.105 R)
• M13: 20,384,954 km (0.118 R)
• M14: 24,299,182 km (0.073 R)
• M15: 25,846,473 km (0.118 R)
• M16: 30,047,480 km (0.029 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 11,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit