🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.44 AU - 0.58 AU

Year: 138 Days

Day: 17.1 Hours

Environment

Temp: 242 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.31 AU - 1.37 AU

Year: 587 Days

Day: 32.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.8 AU - 1.88 AU

Year: 945 Days

Day: 30 Hours

Environment

Temp: -73 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,357,402 km

• M1: 515,365 km (0.114 R)

Asteroid Belt

Center: 6.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.7

Radius: 13.9

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.77 AU - 12.75 AU

Year: 13368 Days

Day: 6.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 29,357,402 km

• M1: 172,935 km (0.103 R)
• M2: 793,617 km (0.029 R)
• M3: 1,766,003 km (0.104 R)
• M4: 2,327,144 km (0.05 R)
• M5: 3,355,181 km (0.059 R)
• M6: 3,901,213 km (0.113 R)
• M7: 4,899,181 km (0.112 R)
• M8: 6,021,913 km (0.11 R)
• M9: 6,665,333 km (0.048 R)
• M10: 10,146,476 km (0.097 R)
• M11: 11,118,413 km (0.115 R)
• M12: 12,089,004 km (0.071 R)
• M13: 14,268,645 km (0.107 R)
• M14: 14,834,274 km (0.111 R)
• M15: 15,785,418 km (0.104 R)
• M16: 17,890,409 km (0.11 R)
• M17: 18,465,464 km (0.038 R)
• M18: 19,566,055 km (0.103 R)
• M19: 20,710,030 km (0.043 R)
• M20: 23,422,090 km (0.105 R)
• M21: 25,322,581 km (0.057 R)
• M22: 26,363,034 km (0.095 R)
• M23: 27,977,195 km (0.059 R)
• M24: 30,230,439 km (0.088 R)
• M25: 31,283,009 km (0.098 R)
• M26: 33,709,187 km (0.111 R)
• M27: 41,024,673 km (0.058 R)
• M28: 42,459,616 km (0.112 R)
• M29: 49,494,156 km (0.047 R)
• M30: 50,465,346 km (0.119 R)
• M31: 52,446,022 km (0.096 R)
• M32: 53,625,152 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.4

Radius: 7.2

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 12.69 AU - 13.23 AU

Year: 17671 Days

Day: 16.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,357,402 km

• M1: 90,058 km (0.064 R)
• M2: 2,019,422 km (0.1 R)
• M3: 2,616,916 km (0.085 R)
• M4: 3,814,297 km (0.118 R)
• M5: 4,157,474 km (0.114 R)
• M6: 6,411,466 km (0.116 R)
• M7: 6,997,590 km (0.087 R)
• M8: 10,742,922 km (0.059 R)
• M9: 12,988,237 km (0.063 R)
• M10: 14,032,131 km (0.12 R)
• M11: 21,639,930 km (0.076 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 17,885 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit