🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.5 AU - 1.54 AU

Year: 653 Days

Day: 41.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 48.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,978,312 km

• M1: 100,380 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.55 AU - 1.81 AU

Year: 758 Days

Day: 23.9 Hours

Environment

Temp: -23 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.65 AU - 2.73 AU

Year: 1129 Days

Day: 15.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.88 AU - 2.6 AU

Year: 1168 Days

Day: 13.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.9 AU - 2.94 AU

Year: 1311 Days

Day: 29.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.5

Radius: 13.1

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.11 AU - 6.45 AU

Year: 4839 Days

Day: 8.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,978,312 km

• M1: 162,912 km (0.106 R)
• M2: 962,662 km (0.089 R)
• M3: 1,802,654 km (0.051 R)
• M4: 3,326,009 km (0.117 R)
• M5: 4,644,565 km (0.097 R)
• M6: 8,060,333 km (0.052 R)
• M7: 8,518,252 km (0.098 R)
• M8: 10,956,548 km (0.06 R)
• M9: 13,597,998 km (0.058 R)
• M10: 16,222,991 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.1

Radius: 13.5

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.85 AU - 12.23 AU

Year: 12775 Days

Day: 10.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,978,312 km

• M1: 168,597 km (0.117 R)
• M2: 733,179 km (0.085 R)
• M3: 3,164,444 km (0.107 R)
• M4: 3,875,183 km (0.084 R)
• M5: 7,192,666 km (0.113 R)
• M6: 8,599,484 km (0.052 R)
• M7: 11,464,732 km (0.11 R)
• M8: 17,615,149 km (0.098 R)
• M9: 19,612,131 km (0.069 R)
• M10: 27,167,721 km (0.115 R)
• M11: 29,321,482 km (0.042 R)
• M12: 37,757,156 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.4

Radius: 14

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.28 AU - 13.26 AU

Year: 14062 Days

Day: 13.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,978,312 km

• M1: 174,132 km (0.068 R)
• M2: 626,217 km (0.045 R)
• M3: 1,383,930 km (0.049 R)
• M4: 2,015,682 km (0.091 R)
• M5: 2,751,254 km (0.073 R)
• M6: 5,786,595 km (0.034 R)
• M7: 7,916,719 km (0.045 R)
• M8: 8,499,403 km (0.1 R)
• M9: 9,255,770 km (0.107 R)
• M10: 13,857,999 km (0.112 R)
• M11: 14,772,790 km (0.109 R)
• M12: 16,291,358 km (0.051 R)
• M13: 17,760,110 km (0.106 R)
• M14: 18,449,307 km (0.091 R)
• M15: 18,997,434 km (0.042 R)
• M16: 22,785,551 km (0.063 R)
• M17: 23,235,392 km (0.081 R)
• M18: 29,423,657 km (0.089 R)
• M19: 30,497,620 km (0.069 R)
• M20: 31,264,758 km (0.101 R)
• M21: 31,820,664 km (0.12 R)
• M22: 41,502,339 km (0.101 R)
• M23: 43,126,373 km (0.102 R)
• M24: 46,357,089 km (0.041 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.7

Radius: 8.3

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 10.35 AU - 13.19 AU

Year: 14062 Days

Day: 11.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,978,312 km

• M1: 103,223 km (0.05 R)
• M2: 448,943 km (0.118 R)
• M3: 746,493 km (0.032 R)
• M4: 1,263,952 km (0.109 R)
• M5: 1,819,708 km (0.097 R)
• M6: 2,695,604 km (0.09 R)
• M7: 4,307,222 km (0.108 R)
• M8: 5,182,968 km (0.12 R)
• M9: 6,210,406 km (0.098 R)
• M10: 7,117,119 km (0.092 R)
• M11: 8,757,160 km (0.119 R)
• M12: 10,366,534 km (0.054 R)
• M13: 14,691,109 km (0.12 R)
• M14: 16,655,629 km (0.075 R)
• M15: 18,317,212 km (0.072 R)
• M16: 19,511,601 km (0.064 R)
• M17: 20,336,185 km (0.098 R)
• M18: 20,757,153 km (0.107 R)
• M19: 22,768,646 km (0.113 R)
• M20: 27,480,979 km (0.103 R)
• M21: 31,666,877 km (0.046 R)
• M22: 37,756,707 km (0.111 R)
• M23: 39,165,471 km (0.09 R)
• M24: 39,817,119 km (0.1 R)
• M25: 40,874,925 km (0.12 R)
• M26: 42,087,267 km (0.106 R)
• M27: 43,601,347 km (0.063 R)
• M28: 46,591,958 km (0.056 R)
• M29: 47,030,130 km (0.083 R)
• M30: 50,942,862 km (0.083 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 18,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit