🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.62 AU - 0.72 AU

Year: 206 Days

Day: 39.1 Hours

Environment

Temp: 193 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,795,619 km

• M1: 94,995 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.7 AU - 1.16 AU

Year: 336 Days

Day: 20.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.74 AU - 2.58 AU

Year: 1190 Days

Day: 16.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 68.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400

Radius: 12.9

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.49 AU - 7.65 AU

Year: 6311 Days

Day: 9.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,795,619 km

• M1: 160,369 km (0.102 R)
• M2: 967,898 km (0.079 R)
• M3: 1,645,427 km (0.068 R)
• M4: 2,590,138 km (0.089 R)
• M5: 5,391,956 km (0.101 R)
• M6: 6,059,611 km (0.095 R)
• M7: 6,880,305 km (0.053 R)
• M8: 7,702,196 km (0.094 R)
• M9: 8,211,278 km (0.118 R)
• M10: 9,136,391 km (0.079 R)
• M11: 10,476,638 km (0.07 R)
• M12: 14,179,634 km (0.094 R)
• M13: 15,567,603 km (0.101 R)
• M14: 17,974,184 km (0.11 R)
• M15: 18,548,042 km (0.117 R)
• M16: 22,034,270 km (0.115 R)
• M17: 28,778,442 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.4

Radius: 11.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.53 AU - 9.71 AU

Year: 8671 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,795,619 km

• M1: 146,008 km (0.09 R)
• M2: 591,211 km (0.104 R)
• M3: 961,166 km (0.106 R)
• M4: 1,622,838 km (0.072 R)
• M5: 2,073,576 km (0.084 R)
• M6: 2,461,483 km (0.112 R)
• M7: 4,557,948 km (0.044 R)
• M8: 6,048,541 km (0.105 R)
• M9: 11,805,815 km (0.099 R)
• M10: 14,577,864 km (0.092 R)
• M11: 16,474,615 km (0.115 R)
• M12: 20,983,944 km (0.107 R)
• M13: 22,328,829 km (0.102 R)
• M14: 23,229,109 km (0.093 R)
• M15: 28,097,622 km (0.078 R)
• M16: 37,122,263 km (0.115 R)
• M17: 38,851,614 km (0.083 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 14,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit