🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.18 AU - 1.22 AU

Year: 466 Days

Day: 21 Hours

Environment

Temp: 17 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.13 AU - 1.59 AU

Year: 563 Days

Day: 29.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 65.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.4 AU - 1.48 AU

Year: 613 Days

Day: 40.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 88,409,491 km

• M1: 996,621 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.47 AU - 3.29 AU

Year: 1734 Days

Day: 22.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 14.1

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.52 AU - 7.04 AU

Year: 6263 Days

Day: 5.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,409,491 km

• M1: 175,329 km (0.118 R)
• M2: 705,803 km (0.081 R)
• M3: 1,149,211 km (0.039 R)
• M4: 1,735,036 km (0.094 R)
• M5: 3,144,098 km (0.062 R)
• M6: 3,967,934 km (0.086 R)
• M7: 5,188,353 km (0.107 R)
• M8: 6,241,822 km (0.072 R)
• M9: 7,696,362 km (0.098 R)
• M10: 8,281,738 km (0.078 R)
• M11: 9,023,145 km (0.109 R)
• M12: 11,768,116 km (0.092 R)
• M13: 13,976,779 km (0.061 R)
• M14: 14,496,482 km (0.051 R)
• M15: 15,330,491 km (0.108 R)
• M16: 15,883,404 km (0.116 R)
• M17: 16,322,624 km (0.108 R)
• M18: 16,899,323 km (0.106 R)
• M19: 17,958,028 km (0.066 R)
• M20: 18,920,241 km (0.106 R)
• M21: 22,091,566 km (0.111 R)
• M22: 24,007,765 km (0.082 R)
• M23: 29,751,576 km (0.077 R)
• M24: 31,001,017 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.1

Radius: 13.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.52 AU - 7.5 AU

Year: 6584 Days

Day: 14.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,409,491 km

• M1: 169,195 km (0.12 R)
• M2: 880,084 km (0.027 R)
• M3: 1,991,746 km (0.09 R)
• M4: 2,599,712 km (0.081 R)
• M5: 3,256,297 km (0.106 R)
• M6: 4,042,882 km (0.054 R)
• M7: 4,928,502 km (0.09 R)
• M8: 6,717,692 km (0.081 R)
• M9: 9,966,809 km (0.077 R)
• M10: 10,898,654 km (0.112 R)
• M11: 11,580,521 km (0.082 R)
• M12: 12,021,086 km (0.09 R)
• M13: 12,472,872 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253

Radius: 12.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.61 AU - 8.83 AU

Year: 6882 Days

Day: 5.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,409,491 km

• M1: 158,125 km (0.07 R)
• M2: 584,479 km (0.075 R)
• M3: 1,159,832 km (0.055 R)
• M4: 1,800,410 km (0.108 R)
• M5: 2,506,363 km (0.094 R)
• M6: 5,687,262 km (0.106 R)
• M7: 6,387,380 km (0.112 R)
• M8: 6,917,406 km (0.103 R)
• M9: 7,924,798 km (0.119 R)
• M10: 9,066,080 km (0.064 R)
• M11: 9,736,877 km (0.081 R)
• M12: 10,525,407 km (0.092 R)
• M13: 12,089,303 km (0.049 R)
• M14: 12,951,436 km (0.044 R)
• M15: 13,751,934 km (0.091 R)
• M16: 15,068,246 km (0.107 R)
• M17: 15,841,218 km (0.077 R)
• M18: 16,409,390 km (0.092 R)
• M19: 16,991,177 km (0.049 R)
• M20: 18,073,068 km (0.105 R)
• M21: 18,819,412 km (0.033 R)
• M22: 19,586,251 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.6

Radius: 4.8

Gravity: 32.4 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 14.46 AU - 18.74 AU

Year: 23994 Days

Day: 16 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,409,491 km

• M1: 92,601 km (0.045 R)
• M2: 291,865 km (0.104 R)
• M3: 486,193 km (0.117 R)
• M4: 854,802 km (0.108 R)
• M5: 1,507,498 km (0.106 R)
• M6: 1,779,467 km (0.111 R)
• M7: 2,743,027 km (0.11 R)
• M8: 3,036,986 km (0.073 R)
• M9: 8,164,304 km (0.067 R)
• M10: 9,115,896 km (0.101 R)
• M11: 11,505,722 km (0.054 R)
• M12: 12,339,580 km (0.113 R)
• M13: 12,698,615 km (0.092 R)
• M14: 15,245,220 km (0.12 R)
• M15: 20,711,077 km (0.07 R)
• M16: 24,547,365 km (0.056 R)
• M17: 26,394,749 km (0.113 R)
• M18: 42,147,704 km (0.095 R)
• M19: 47,711,399 km (0.073 R)
• M20: 50,031,213 km (0.101 R)
• M21: 52,424,928 km (0.12 R)
• M22: 65,112,922 km (0.114 R)
• M23: 67,298,248 km (0.053 R)
• M24: 73,207,663 km (0.111 R)
• M25: 80,196,427 km (0.061 R)
• M26: 86,306,004 km (0.073 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 13,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit