🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.45 AU - 1.71 AU

Year: 602 Days

Day: 17.2 Hours

Environment

Temp: 86 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.64 AU - 4.28 AU

Year: 2390 Days

Day: 21.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 157.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.32 AU - 5.56 AU

Year: 3849 Days

Day: 32.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.05 AU - 9.47 AU

Year: 7864 Days

Day: 12.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.8

Radius: 12.2

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.7 AU - 12.74 AU

Year: 10646 Days

Day: 14.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,520,896 km

• M1: 176,226 km (0.074 R)
• M2: 910,752 km (0.087 R)
• M3: 1,666,371 km (0.062 R)
• M4: 2,122,943 km (0.075 R)
• M5: 2,827,549 km (0.062 R)
• M6: 4,381,871 km (0.096 R)
• M7: 4,947,052 km (0.071 R)
• M8: 5,833,868 km (0.095 R)
• M9: 6,979,489 km (0.115 R)
• M10: 8,901,971 km (0.117 R)
• M11: 10,572,381 km (0.088 R)
• M12: 15,046,554 km (0.104 R)
• M13: 15,580,917 km (0.069 R)
• M14: 18,825,845 km (0.042 R)
• M15: 21,558,549 km (0.039 R)
• M16: 21,981,612 km (0.062 R)
• M17: 26,329,824 km (0.11 R)
• M18: 27,798,276 km (0.071 R)
• M19: 30,898,094 km (0.101 R)
• M20: 33,312,753 km (0.082 R)
• M21: 46,307,123 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 21.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.8

Radius: 3.7

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 16.58 AU - 27 AU

Year: 30853 Days

Day: 22.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,520,896 km

• M1: 46,375 km (0.081 R)
• M2: 249,828 km (0.064 R)
• M3: 409,150 km (0.088 R)
• M4: 562,039 km (0.091 R)
• M5: 801,845 km (0.079 R)
• M6: 962,513 km (0.115 R)
• M7: 2,151,517 km (0.105 R)
• M8: 3,282,476 km (0.091 R)
• M9: 3,526,471 km (0.066 R)
• M10: 7,939,309 km (0.086 R)
• M11: 11,668,036 km (0.113 R)
• M12: 14,401,787 km (0.061 R)
• M13: 16,417,768 km (0.081 R)
• M14: 28,674,621 km (0.079 R)
• M15: 30,760,165 km (0.093 R)
• M16: 34,329,121 km (0.105 R)
• M17: 39,410,213 km (0.106 R)
• M18: 57,252,900 km (0.116 R)

Kuiper Belt

Range: 36.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 17,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit