🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.5 AU - 0.71 AU

Year: 177 Days

Day: 41.2 Hours

Environment

Temp: 154 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 54,619,587 km

• M1: 10,771 km (0.106 R)
• M2: 36,502 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.93 AU - 1.17 AU

Year: 410 Days

Day: 22.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.59 AU - 2.39 AU

Year: 1069 Days

Day: 41.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 142.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.8

Radius: 14.6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 9.95 AU - 10.11 AU

Year: 12096 Days

Day: 12.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,619,587 km

• M1: 181,612 km (0.094 R)
• M2: 664,215 km (0.067 R)
• M3: 1,336,807 km (0.05 R)
• M4: 2,070,135 km (0.067 R)
• M5: 3,041,474 km (0.105 R)
• M6: 3,562,823 km (0.082 R)
• M7: 4,272,964 km (0.088 R)
• M8: 5,751,141 km (0.115 R)
• M9: 7,625,751 km (0.061 R)
• M10: 8,724,398 km (0.094 R)
• M11: 9,423,918 km (0.07 R)
• M12: 12,933,634 km (0.112 R)
• M13: 14,255,779 km (0.087 R)
• M14: 25,524,837 km (0.103 R)
• M15: 29,592,254 km (0.115 R)
• M16: 33,331,902 km (0.066 R)
• M17: 35,698,839 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.5

Radius: 14.3

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.3 AU - 12.28 AU

Year: 12570 Days

Day: 10.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,619,587 km

• M1: 178,620 km (0.029 R)
• M2: 939,923 km (0.03 R)
• M3: 1,895,704 km (0.093 R)
• M4: 3,635,976 km (0.066 R)
• M5: 7,484,830 km (0.069 R)
• M6: 11,703,640 km (0.102 R)
• M7: 12,353,643 km (0.108 R)
• M8: 12,841,481 km (0.118 R)
• M9: 13,342,036 km (0.066 R)
• M10: 14,249,646 km (0.116 R)
• M11: 19,335,674 km (0.086 R)
• M12: 24,839,081 km (0.103 R)
• M13: 30,525,894 km (0.106 R)
• M14: 33,142,062 km (0.119 R)
• M15: 33,967,094 km (0.101 R)
• M16: 35,291,334 km (0.092 R)
• M17: 39,208,106 km (0.101 R)
• M18: 42,570,916 km (0.042 R)
• M19: 50,637,682 km (0.055 R)
• M20: 52,364,939 km (0.039 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 16,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit