🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.6 AU - 0.64 AU

Year: 181 Days

Day: 31.3 Hours

Environment

Temp: 182 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.26 AU - 1.32 AU

Year: 543 Days

Day: 25.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.9 AU - 2.18 AU

Year: 1081 Days

Day: 34 Hours

Environment

Temp: -73 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.67 AU - 3.11 AU

Year: 1822 Days

Day: 25.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.51 AU - 3.97 AU

Year: 2163 Days

Day: 25.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,467,690 km

• M1: 40,242 km (0.062 R)

Asteroid Belt

Center: 6.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.9

Radius: 11

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.54 AU - 11.22 AU

Year: 10654 Days

Day: 9 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,467,690 km

• M1: 136,882 km (0.071 R)
• M2: 794,215 km (0.053 R)
• M3: 2,000,572 km (0.073 R)
• M4: 2,409,573 km (0.108 R)
• M5: 3,660,062 km (0.077 R)
• M6: 5,654,500 km (0.067 R)
• M7: 6,267,104 km (0.09 R)
• M8: 8,330,357 km (0.108 R)
• M9: 12,471,376 km (0.101 R)
• M10: 13,628,815 km (0.074 R)
• M11: 15,174,610 km (0.118 R)
• M12: 17,886,370 km (0.094 R)
• M13: 24,514,005 km (0.092 R)
• M14: 26,511,735 km (0.094 R)
• M15: 28,419,855 km (0.089 R)
• M16: 29,407,650 km (0.074 R)
• M17: 30,214,132 km (0.107 R)
• M18: 33,588,163 km (0.116 R)
• M19: 35,706,169 km (0.088 R)
• M20: 40,206,672 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.7

Radius: 13

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.66 AU - 11.98 AU

Year: 12295 Days

Day: 7.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,467,690 km

• M1: 161,715 km (0.109 R)
• M2: 829,371 km (0.09 R)
• M3: 1,857,856 km (0.05 R)
• M4: 2,339,860 km (0.081 R)
• M5: 3,740,545 km (0.071 R)
• M6: 4,257,555 km (0.081 R)
• M7: 5,402,578 km (0.118 R)
• M8: 7,471,067 km (0.119 R)
• M9: 8,799,796 km (0.074 R)
• M10: 9,227,645 km (0.099 R)
• M11: 12,684,254 km (0.095 R)
• M12: 14,635,010 km (0.075 R)
• M13: 18,809,539 km (0.114 R)
• M14: 20,665,001 km (0.119 R)
• M15: 21,423,313 km (0.092 R)
• M16: 21,939,126 km (0.076 R)
• M17: 25,400,372 km (0.093 R)
• M18: 28,378,417 km (0.075 R)
• M19: 30,380,635 km (0.114 R)
• M20: 37,693,278 km (0.118 R)
• M21: 39,464,068 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.3

Radius: 8.3

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.84 AU - 12.72 AU

Year: 14994 Days

Day: 6.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,467,690 km

• M1: 103,223 km (0.1 R)
• M2: 498,011 km (0.101 R)
• M3: 825,032 km (0.117 R)
• M4: 1,524,253 km (0.115 R)
• M5: 1,918,742 km (0.114 R)
• M6: 2,938,102 km (0.06 R)
• M7: 4,008,325 km (0.094 R)
• M8: 4,566,924 km (0.08 R)
• M9: 6,190,809 km (0.086 R)
• M10: 6,723,975 km (0.107 R)
• M11: 8,607,861 km (0.03 R)
• M12: 10,473,945 km (0.092 R)
• M13: 11,471,165 km (0.112 R)
• M14: 15,425,036 km (0.117 R)
• M15: 17,344,527 km (0.075 R)
• M16: 17,827,877 km (0.062 R)
• M17: 21,283,139 km (0.081 R)
• M18: 22,400,935 km (0.092 R)
• M19: 24,651,934 km (0.118 R)
• M20: 26,621,839 km (0.112 R)
• M21: 28,028,657 km (0.094 R)
• M22: 28,918,615 km (0.042 R)
• M23: 45,530,262 km (0.031 R)
• M24: 45,988,629 km (0.094 R)
• M25: 46,604,524 km (0.064 R)
• M26: 49,766,873 km (0.112 R)
• M27: 50,253,216 km (0.066 R)
• M28: 53,576,981 km (0.109 R)
• M29: 57,577,228 km (0.12 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 12,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit