🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.95 AU - 1.37 AU

Year: 478 Days

Day: 45.7 Hours

Environment

Temp: -6 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.57 AU - 3.93 AU

Year: 2780 Days

Day: 30.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.5

Radius: 9

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.46 AU - 7.74 AU

Year: 8022 Days

Day: 9.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,185,438 km

• M1: 112,049 km (0.089 R)
• M2: 395,387 km (0.052 R)
• M3: 602,281 km (0.115 R)
• M4: 858,542 km (0.116 R)
• M5: 1,263,055 km (0.082 R)
• M6: 1,682,228 km (0.088 R)
• M7: 2,597,617 km (0.104 R)
• M8: 3,722,444 km (0.118 R)
• M9: 6,873,873 km (0.088 R)
• M10: 7,110,237 km (0.075 R)
• M11: 7,284,668 km (0.114 R)
• M12: 7,684,843 km (0.105 R)
• M13: 8,305,674 km (0.115 R)
• M14: 9,620,489 km (0.106 R)
• M15: 9,823,643 km (0.1 R)
• M16: 11,804,170 km (0.109 R)
• M17: 13,695,386 km (0.036 R)
• M18: 14,305,745 km (0.115 R)

Asteroid Belt

Center: 8.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.1

Radius: 13.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.01 AU - 11.63 AU

Year: 10894 Days

Day: 9.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,185,438 km

• M1: 177,573 km (0.099 R)
• M2: 1,873,863 km (0.092 R)
• M3: 2,880,357 km (0.034 R)
• M4: 3,639,866 km (0.11 R)
• M5: 4,438,569 km (0.092 R)
• M6: 6,027,298 km (0.099 R)
• M7: 7,295,739 km (0.089 R)
• M8: 7,578,628 km (0.081 R)
• M9: 8,726,792 km (0.098 R)
• M10: 14,690,511 km (0.1 R)
• M11: 16,598,931 km (0.104 R)
• M12: 21,915,340 km (0.073 R)
• M13: 22,222,315 km (0.113 R)
• M14: 27,425,478 km (0.087 R)
• M15: 27,699,991 km (0.114 R)
• M16: 29,660,770 km (0.086 R)
• M17: 30,449,599 km (0.119 R)
• M18: 31,910,423 km (0.083 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 19,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit