🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.68 AU - 0.78 AU

Year: 239 Days

Day: 46.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.49 AU - 3.55 AU

Year: 2529 Days

Day: 14.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.4

Radius: 13.8

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.94 AU - 5.5 AU

Year: 4566 Days

Day: 9 Hours

Environment

Temp: -146 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 109,518,599 km

• M1: 172,038 km (0.097 R)
• M2: 690,843 km (0.118 R)
• M3: 1,147,416 km (0.105 R)
• M4: 1,953,299 km (0.115 R)
• M5: 3,582,570 km (0.086 R)
• M6: 4,936,281 km (0.091 R)
• M7: 5,480,967 km (0.118 R)
• M8: 7,421,102 km (0.096 R)
• M9: 11,077,722 km (0.102 R)
• M10: 17,088,415 km (0.091 R)
• M11: 17,788,683 km (0.07 R)
• M12: 19,189,218 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.3

Radius: 9.8

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.37 AU - 8.81 AU

Year: 7228 Days

Day: 7.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 109,518,599 km

• M1: 121,922 km (0.104 R)
• M2: 485,744 km (0.105 R)
• M3: 879,336 km (0.095 R)
• M4: 1,339,649 km (0.095 R)
• M5: 1,668,315 km (0.031 R)
• M6: 2,353,773 km (0.101 R)
• M7: 4,186,796 km (0.082 R)
• M8: 4,826,327 km (0.081 R)
• M9: 5,448,205 km (0.095 R)
• M10: 6,633,319 km (0.062 R)
• M11: 7,947,237 km (0.119 R)
• M12: 10,779,873 km (0.116 R)
• M13: 11,615,227 km (0.095 R)
• M14: 12,587,913 km (0.074 R)
• M15: 13,021,148 km (0.06 R)
• M16: 14,224,962 km (0.094 R)
• M17: 15,446,728 km (0.114 R)
• M18: 15,776,741 km (0.073 R)
• M19: 16,167,640 km (0.089 R)
• M20: 20,112,387 km (0.079 R)
• M21: 23,989,664 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868

Radius: 12.9

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.21 AU - 8.77 AU

Year: 7849 Days

Day: 9.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 109,518,599 km

• M1: 160,369 km (0.108 R)
• M2: 753,225 km (0.088 R)
• M3: 1,966,165 km (0.088 R)
• M4: 2,516,685 km (0.082 R)
• M5: 3,371,936 km (0.096 R)
• M6: 4,524,887 km (0.081 R)
• M7: 5,756,676 km (0.113 R)
• M8: 6,633,170 km (0.096 R)
• M9: 8,218,608 km (0.111 R)
• M10: 9,283,745 km (0.119 R)
• M11: 10,589,884 km (0.092 R)
• M12: 12,630,997 km (0.12 R)
• M13: 13,564,488 km (0.101 R)
• M14: 14,858,809 km (0.088 R)
• M15: 15,634,473 km (0.054 R)
• M16: 18,197,085 km (0.093 R)
• M17: 19,311,739 km (0.106 R)
• M18: 20,708,684 km (0.112 R)
• M19: 24,852,096 km (0.113 R)
• M20: 25,394,837 km (0.106 R)
• M21: 27,548,597 km (0.048 R)
• M22: 29,317,144 km (0.08 R)
• M23: 30,537,563 km (0.056 R)
• M24: 32,970,772 km (0.084 R)
• M25: 36,567,554 km (0.103 R)
• M26: 38,580,992 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902

Radius: 7.5

Gravity: 16.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 16.4 AU - 20.3 AU

Year: 30097 Days

Day: 17.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 109,518,599 km

• M1: 111,450 km (0.099 R)
• M2: 1,227,002 km (0.109 R)
• M3: 2,469,711 km (0.118 R)
• M4: 5,327,330 km (0.109 R)
• M5: 6,003,363 km (0.032 R)
• M6: 7,149,133 km (0.086 R)
• M7: 11,095,375 km (0.106 R)
• M8: 12,044,125 km (0.05 R)
• M9: 12,423,206 km (0.11 R)
• M10: 13,125,268 km (0.078 R)
• M11: 18,498,226 km (0.12 R)
• M12: 21,443,508 km (0.098 R)
• M13: 23,143,090 km (0.073 R)
• M14: 24,566,065 km (0.112 R)
• M15: 25,546,529 km (0.05 R)
• M16: 31,267,451 km (0.109 R)
• M17: 32,273,048 km (0.12 R)
• M18: 42,312,711 km (0.102 R)
• M19: 43,188,606 km (0.099 R)
• M20: 43,542,255 km (0.116 R)
• M21: 48,508,606 km (0.096 R)
• M22: 50,635,738 km (0.111 R)
• M23: 51,821,750 km (0.047 R)
• M24: 52,421,787 km (0.091 R)
• M25: 54,661,267 km (0.082 R)
• M26: 57,389,034 km (0.116 R)
• M27: 61,761,032 km (0.073 R)
• M28: 99,039,026 km (0.107 R)
• M29: 99,346,300 km (0.045 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 15,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit