🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.97 AU - 1.59 AU

Year: 516 Days

Day: 22.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 60.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.81 AU - 4.97 AU

Year: 3854 Days

Day: 35.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.4

Radius: 12.7

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.37 AU - 6.53 AU

Year: 5173 Days

Day: 8.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,968,283 km

• M1: 157,975 km (0.111 R)
• M2: 621,280 km (0.048 R)
• M3: 1,986,660 km (0.101 R)
• M4: 2,383,842 km (0.095 R)
• M5: 3,729,625 km (0.064 R)
• M6: 5,215,131 km (0.05 R)
• M7: 5,619,494 km (0.114 R)
• M8: 6,044,951 km (0.097 R)
• M9: 6,926,681 km (0.107 R)
• M10: 8,945,504 km (0.086 R)
• M11: 9,527,440 km (0.066 R)
• M12: 10,859,908 km (0.083 R)
• M13: 12,212,273 km (0.075 R)
• M14: 14,001,912 km (0.11 R)
• M15: 16,263,084 km (0.081 R)
• M16: 17,384,918 km (0.059 R)
• M17: 18,358,501 km (0.11 R)
• M18: 19,027,652 km (0.048 R)
• M19: 30,461,418 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.5

Radius: 9

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.92 AU - 7.12 AU

Year: 5265 Days

Day: 8.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,968,283 km

• M1: 111,899 km (0.076 R)
• M2: 406,757 km (0.105 R)
• M3: 692,638 km (0.087 R)
• M4: 980,016 km (0.117 R)
• M5: 1,890,319 km (0.065 R)
• M6: 2,189,365 km (0.119 R)
• M7: 2,487,214 km (0.09 R)
• M8: 3,032,050 km (0.033 R)
• M9: 4,359,581 km (0.069 R)
• M10: 5,742,165 km (0.112 R)
• M11: 6,159,842 km (0.037 R)
• M12: 9,026,287 km (0.105 R)
• M13: 15,848,548 km (0.09 R)
• M14: 16,972,327 km (0.111 R)
• M15: 17,708,798 km (0.06 R)
• M16: 18,530,539 km (0.112 R)
• M17: 18,918,296 km (0.091 R)
• M18: 19,643,248 km (0.075 R)
• M19: 20,454,966 km (0.084 R)
• M20: 21,218,663 km (0.109 R)
• M21: 23,248,257 km (0.041 R)
• M22: 25,802,342 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.9

Radius: 5.5

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.11 AU - 19.39 AU

Year: 22280 Days

Day: 20.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,968,283 km

• M1: 68,366 km (0.066 R)
• M2: 1,058,106 km (0.115 R)
• M3: 1,338,751 km (0.059 R)
• M4: 3,026,664 km (0.047 R)
• M5: 4,180,812 km (0.08 R)
• M6: 7,572,794 km (0.026 R)
• M7: 11,744,330 km (0.112 R)
• M8: 14,682,433 km (0.108 R)
• M9: 14,971,605 km (0.046 R)
• M10: 16,412,831 km (0.106 R)
• M11: 16,913,086 km (0.086 R)
• M12: 24,293,049 km (0.091 R)
• M13: 26,531,631 km (0.087 R)
• M14: 31,223,469 km (0.099 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 15,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit