🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.28 AU - 1.72 AU

Year: 655 Days

Day: 21.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 58,266,279 km

• M1: 41,887 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.29 AU - 2.73 AU

Year: 1417 Days

Day: 25.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.38 AU - 4.3 AU

Year: 2682 Days

Day: 18.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.7

Radius: 11.6

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 9.22 AU - 13.84 AU

Year: 13955 Days

Day: 6.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,266,279 km

• M1: 144,212 km (0.063 R)
• M2: 585,526 km (0.119 R)
• M3: 1,022,801 km (0.09 R)
• M4: 1,532,780 km (0.06 R)
• M5: 2,705,627 km (0.085 R)
• M6: 3,120,163 km (0.109 R)
• M7: 4,374,541 km (0.106 R)
• M8: 5,039,952 km (0.088 R)
• M9: 7,134,023 km (0.096 R)
• M10: 10,139,145 km (0.081 R)
• M11: 11,148,033 km (0.114 R)
• M12: 14,083,592 km (0.084 R)
• M13: 16,530,864 km (0.092 R)
• M14: 23,176,450 km (0.078 R)
• M15: 23,864,750 km (0.111 R)
• M16: 39,552,480 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303

Radius: 4.1

Gravity: 18.02 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 13.68 AU - 15.78 AU

Year: 20151 Days

Day: 21 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,266,279 km

• M1: 51,761 km (0.116 R)
• M2: 187,895 km (0.052 R)
• M3: 574,905 km (0.047 R)
• M4: 2,105,291 km (0.112 R)
• M5: 2,589,988 km (0.065 R)
• M6: 3,399,163 km (0.073 R)
• M7: 3,861,271 km (0.09 R)
• M8: 4,211,778 km (0.098 R)
• M9: 7,284,369 km (0.072 R)
• M10: 10,775,385 km (0.061 R)
• M11: 16,485,237 km (0.051 R)
• M12: 17,403,618 km (0.117 R)
• M13: 18,844,545 km (0.047 R)
• M14: 19,678,553 km (0.109 R)
• M15: 20,536,646 km (0.055 R)
• M16: 34,926,465 km (0.113 R)
• M17: 42,631,504 km (0.051 R)
• M18: 45,530,561 km (0.076 R)
• M19: 46,575,352 km (0.034 R)
• M20: 46,725,997 km (0.092 R)
• M21: 57,917,713 km (0.089 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 556 - 10,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit