🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.65 AU

Year: 171 Days

Day: 40.7 Hours

Environment

Temp: 84 °C

Axial Tilt: 140.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.09 AU - 1.29 AU

Year: 544 Days

Day: 27.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,253,796 km

• M1: 679,474 km (0.078 R)
• M2: 830,268 km (0.117 R)

Asteroid Belt

Center: 2.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.9

Radius: 9.9

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.48 AU - 5.24 AU

Year: 3814 Days

Day: 6.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,253,796 km

• M1: 123,119 km (0.095 R)
• M2: 435,330 km (0.12 R)
• M3: 912,697 km (0.058 R)
• M4: 1,266,645 km (0.107 R)
• M5: 1,837,361 km (0.052 R)
• M6: 2,262,967 km (0.095 R)
• M7: 3,016,192 km (0.095 R)
• M8: 4,081,778 km (0.087 R)
• M9: 5,823,097 km (0.08 R)
• M10: 6,623,595 km (0.103 R)
• M11: 7,229,766 km (0.118 R)
• M12: 7,733,911 km (0.078 R)
• M13: 15,041,767 km (0.08 R)
• M14: 15,808,605 km (0.074 R)
• M15: 18,948,964 km (0.051 R)
• M16: 19,456,699 km (0.119 R)
• M17: 23,412,516 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.2

Radius: 10.7

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.81 AU - 5.89 AU

Year: 4475 Days

Day: 6 Hours

Environment

Temp: -164 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,253,796 km

• M1: 133,142 km (0.043 R)
• M2: 487,390 km (0.091 R)
• M3: 825,182 km (0.082 R)
• M4: 1,211,593 km (0.101 R)
• M5: 1,578,108 km (0.112 R)
• M6: 2,188,916 km (0.108 R)
• M7: 2,741,531 km (0.097 R)
• M8: 4,127,405 km (0.04 R)
• M9: 5,215,580 km (0.108 R)
• M10: 5,669,759 km (0.079 R)
• M11: 6,177,644 km (0.117 R)
• M12: 11,482,684 km (0.073 R)
• M13: 13,103,876 km (0.093 R)
• M14: 13,708,102 km (0.06 R)
• M15: 14,379,497 km (0.068 R)
• M16: 14,922,388 km (0.074 R)
• M17: 17,012,270 km (0.086 R)
• M18: 18,070,376 km (0.089 R)
• M19: 20,317,485 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 17,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit