🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.54 AU - 0.72 AU

Year: 323 Days

Day: 20.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.57 AU - 0.75 AU

Year: 346 Days

Day: 29.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 9,463,222 km

• M1: 309,069 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.3

Radius: 9.6

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.89 AU - 1.07 AU

Year: 626 Days

Day: 14 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 9,463,222 km

• M1: 119,529 km (0.078 R)
• M2: 566,976 km (0.05 R)
• M3: 874,848 km (0.085 R)
• M4: 1,312,273 km (0.079 R)
• M5: 1,722,619 km (0.083 R)
• M6: 2,083,300 km (0.083 R)
• M7: 2,462,381 km (0.111 R)
• M8: 2,782,520 km (0.063 R)
• M9: 3,168,184 km (0.099 R)
• M10: 3,914,827 km (0.097 R)
• M11: 4,757,811 km (0.094 R)
• M12: 5,869,622 km (0.066 R)
• M13: 6,343,698 km (0.082 R)
• M14: 7,168,431 km (0.1 R)
• M15: 7,618,122 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.7

Radius: 13.3

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.51 AU - 2.51 AU

Year: 1840 Days

Day: 8.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 9,463,222 km

• M1: 165,455 km (0.079 R)
• M2: 625,020 km (0.094 R)
• M3: 1,450,202 km (0.103 R)
• M4: 1,878,201 km (0.109 R)
• M5: 2,501,426 km (0.025 R)
• M6: 3,368,196 km (0.104 R)
• M7: 4,295,404 km (0.105 R)
• M8: 4,837,247 km (0.051 R)
• M9: 5,617,400 km (0.112 R)
• M10: 6,203,973 km (0.104 R)
• M11: 7,595,981 km (0.111 R)
• M12: 8,111,945 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 13,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit