🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.71 AU - 2.65 AU

Year: 1126 Days

Day: 18.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,096,087 km

• M1: 77,193 km (0.092 R)
• M2: 369,956 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.02 AU - 4.32 AU

Year: 2460 Days

Day: 28.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.4

Radius: 14.8

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 9.39 AU - 13.27 AU

Year: 13342 Days

Day: 8.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,096,087 km

• M1: 184,005 km (0.095 R)
• M2: 721,361 km (0.05 R)
• M3: 1,400,386 km (0.04 R)
• M4: 3,144,697 km (0.089 R)
• M5: 3,718,704 km (0.1 R)
• M6: 5,080,044 km (0.057 R)
• M7: 6,284,457 km (0.053 R)
• M8: 7,455,659 km (0.096 R)
• M9: 8,299,091 km (0.113 R)
• M10: 10,935,006 km (0.107 R)
• M11: 12,504,587 km (0.108 R)
• M12: 13,439,274 km (0.106 R)
• M13: 16,968,288 km (0.095 R)
• M14: 18,428,064 km (0.105 R)
• M15: 22,039,207 km (0.104 R)
• M16: 23,033,883 km (0.062 R)
• M17: 23,588,891 km (0.073 R)
• M18: 32,098,018 km (0.113 R)
• M19: 35,909,473 km (0.1 R)
• M20: 42,592,159 km (0.066 R)
• M21: 50,214,620 km (0.037 R)
• M22: 53,212,561 km (0.048 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.3

Radius: 4.8

Gravity: 30.57 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 16.3 AU - 18.52 AU

Year: 25414 Days

Day: 23.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 90,096,087 km

• M1: 59,690 km (0.053 R)
• M2: 262,095 km (0.111 R)
• M3: 534,064 km (0.117 R)
• M4: 1,400,086 km (0.099 R)
• M5: 1,660,536 km (0.106 R)
• M6: 2,122,046 km (0.087 R)
• M7: 2,442,335 km (0.088 R)
• M8: 2,794,189 km (0.107 R)
• M9: 3,236,849 km (0.102 R)
• M10: 4,402,067 km (0.102 R)
• M11: 5,693,396 km (0.072 R)
• M12: 6,040,762 km (0.117 R)
• M13: 6,541,466 km (0.069 R)
• M14: 6,874,321 km (0.025 R)
• M15: 7,118,764 km (0.102 R)
• M16: 9,709,051 km (0.058 R)
• M17: 11,932,973 km (0.066 R)
• M18: 13,924,420 km (0.118 R)
• M19: 14,080,301 km (0.039 R)
• M20: 17,087,368 km (0.077 R)
• M21: 18,834,821 km (0.112 R)
• M22: 23,004,562 km (0.052 R)
• M23: 27,750,106 km (0.094 R)
• M24: 31,207,612 km (0.096 R)
• M25: 31,743,172 km (0.087 R)
• M26: 38,043,786 km (0.042 R)
• M27: 43,281,506 km (0.057 R)
• M28: 45,470,273 km (0.099 R)
• M29: 45,985,637 km (0.066 R)
• M30: 52,289,243 km (0.057 R)
• M31: 57,128,285 km (0.073 R)
• M32: 58,737,659 km (0.115 R)
• M33: 59,348,916 km (0.117 R)
• M34: 60,377,102 km (0.069 R)
• M35: 64,392,159 km (0.112 R)
• M36: 66,575,241 km (0.111 R)
• M37: 72,247,693 km (0.113 R)
• M38: 76,525,594 km (0.076 R)
• M39: 81,473,394 km (0.091 R)
• M40: 82,742,881 km (0.118 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 17,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit