🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.43 AU - 0.61 AU

Year: 242 Days

Day: 37.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.6

Radius: 10.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.05 AU - 1.13 AU

Year: 735 Days

Day: 13.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,333,817 km

• M1: 134,339 km (0.12 R)
• M2: 484,847 km (0.063 R)
• M3: 1,043,445 km (0.115 R)
• M4: 1,419,235 km (0.093 R)
• M5: 1,855,313 km (0.076 R)
• M6: 2,884,845 km (0.026 R)
• M7: 3,483,686 km (0.09 R)
• M8: 3,819,682 km (0.045 R)
• M9: 4,793,565 km (0.113 R)
• M10: 5,485,904 km (0.096 R)
• M11: 5,856,457 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.6

Radius: 12.3

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.24 AU - 3.52 AU

Year: 4012 Days

Day: 9.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,333,817 km

• M1: 153,039 km (0.115 R)
• M2: 542,442 km (0.08 R)
• M3: 1,016,218 km (0.099 R)
• M4: 1,452,895 km (0.103 R)
• M5: 1,935,198 km (0.117 R)
• M6: 2,734,499 km (0.117 R)
• M7: 3,268,713 km (0.112 R)
• M8: 4,516,210 km (0.12 R)
• M9: 6,299,118 km (0.115 R)
• M10: 7,416,763 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.9

Radius: 5.4

Gravity: 18.62 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.4 AU - 7.58 AU

Year: 10675 Days

Day: 22.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,333,817 km

• M1: 67,618 km (0.098 R)
• M2: 246,238 km (0.066 R)
• M3: 722,857 km (0.1 R)
• M4: 1,183,918 km (0.106 R)
• M5: 1,934,151 km (0.057 R)
• M6: 2,585,949 km (0.069 R)
• M7: 3,209,473 km (0.066 R)
• M8: 4,339,685 km (0.103 R)
• M9: 4,659,226 km (0.077 R)
• M10: 5,577,308 km (0.077 R)
• M11: 5,781,359 km (0.077 R)
• M12: 6,096,861 km (0.103 R)
• M13: 6,916,209 km (0.118 R)
• M14: 8,635,387 km (0.082 R)
• M15: 9,235,125 km (0.119 R)
• M16: 9,763,954 km (0.119 R)
• M17: 10,312,679 km (0.104 R)
• M18: 13,009,180 km (0.049 R)
• M19: 15,266,164 km (0.101 R)
• M20: 16,210,276 km (0.072 R)
• M21: 17,264,193 km (0.098 R)
• M22: 18,065,738 km (0.107 R)
• M23: 20,861,872 km (0.111 R)
• M24: 27,982,132 km (0.064 R)
• M25: 29,701,161 km (0.077 R)
• M26: 30,533,823 km (0.058 R)
• M27: 34,133,896 km (0.076 R)
• M28: 34,817,558 km (0.104 R)
• M29: 36,212,109 km (0.108 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 18,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit