🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.96 AU - 1.2 AU

Year: 394 Days

Day: 39.9 Hours

Environment

Temp: 81 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,166,427 km

• M1: 34,258 km (0.118 R)
• M2: 581,188 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.23 AU - 1.87 AU

Year: 678 Days

Day: 18.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.2 AU - 4.46 AU

Year: 3167 Days

Day: 30.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.61 AU - 5.29 AU

Year: 3871 Days

Day: 26.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,166,427 km

• M1: 606,171 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.6

Radius: 9

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.25 AU - 6.33 AU

Year: 5544 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,166,427 km

• M1: 112,647 km (0.114 R)
• M2: 506,538 km (0.094 R)
• M3: 803,939 km (0.079 R)
• M4: 1,172,847 km (0.118 R)
• M5: 2,523,267 km (0.109 R)
• M6: 2,823,510 km (0.076 R)
• M7: 3,329,600 km (0.117 R)
• M8: 5,767,447 km (0.106 R)
• M9: 6,682,088 km (0.083 R)
• M10: 6,984,725 km (0.054 R)
• M11: 9,325,782 km (0.078 R)
• M12: 10,994,696 km (0.098 R)
• M13: 11,802,225 km (0.096 R)
• M14: 13,535,316 km (0.068 R)
• M15: 14,518,473 km (0.104 R)
• M16: 15,783,922 km (0.061 R)
• M17: 17,625,771 km (0.101 R)
• M18: 18,731,000 km (0.091 R)
• M19: 27,793,489 km (0.093 R)
• M20: 30,101,635 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.4

Radius: 14.5

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.24 AU - 7.96 AU

Year: 5959 Days

Day: 12.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,166,427 km

• M1: 180,415 km (0.099 R)
• M2: 701,464 km (0.093 R)
• M3: 1,307,186 km (0.112 R)
• M4: 1,979,329 km (0.087 R)
• M5: 2,922,544 km (0.099 R)
• M6: 3,657,818 km (0.107 R)
• M7: 4,901,275 km (0.102 R)
• M8: 6,199,934 km (0.109 R)
• M9: 7,157,361 km (0.053 R)
• M10: 7,717,156 km (0.114 R)
• M11: 8,402,015 km (0.105 R)
• M12: 9,609,868 km (0.086 R)
• M13: 10,740,230 km (0.095 R)
• M14: 14,341,200 km (0.066 R)
• M15: 14,948,118 km (0.043 R)
• M16: 15,865,752 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 12.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.91 AU - 11.73 AU

Year: 11652 Days

Day: 5.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,166,427 km

• M1: 151,692 km (0.047 R)
• M2: 534,812 km (0.116 R)
• M3: 1,576,313 km (0.109 R)
• M4: 1,970,653 km (0.114 R)
• M5: 2,557,974 km (0.067 R)
• M6: 3,598,128 km (0.109 R)
• M7: 4,873,001 km (0.064 R)
• M8: 7,226,026 km (0.051 R)
• M9: 9,194,136 km (0.07 R)
• M10: 14,101,694 km (0.091 R)
• M11: 16,085,810 km (0.107 R)
• M12: 17,969,098 km (0.082 R)
• M13: 19,036,479 km (0.05 R)
• M14: 20,831,503 km (0.098 R)
• M15: 21,611,806 km (0.097 R)
• M16: 24,497,100 km (0.044 R)
• M17: 27,723,178 km (0.074 R)
• M18: 33,077,884 km (0.073 R)
• M19: 34,896,845 km (0.094 R)
• M20: 37,462,748 km (0.089 R)
• M21: 38,500,059 km (0.047 R)
• M22: 39,793,931 km (0.109 R)

Asteroid Belt

Center: 12.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.9

Radius: 6.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 13.7 AU - 16.82 AU

Year: 20951 Days

Day: 23 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,166,427 km

• M1: 84,822 km (0.102 R)
• M2: 609,462 km (0.106 R)
• M3: 1,030,580 km (0.102 R)
• M4: 1,789,789 km (0.104 R)
• M5: 2,829,644 km (0.108 R)
• M6: 3,083,212 km (0.086 R)
• M7: 3,689,682 km (0.114 R)
• M8: 4,136,381 km (0.055 R)
• M9: 5,103,831 km (0.091 R)
• M10: 6,138,150 km (0.112 R)
• M11: 11,055,582 km (0.118 R)
• M12: 15,351,434 km (0.114 R)
• M13: 15,634,174 km (0.085 R)
• M14: 16,429,586 km (0.065 R)
• M15: 21,866,571 km (0.085 R)
• M16: 22,224,559 km (0.12 R)
• M17: 26,831,575 km (0.12 R)
• M18: 27,448,816 km (0.103 R)
• M19: 34,512,229 km (0.047 R)
• M20: 34,997,674 km (0.034 R)
• M21: 39,838,960 km (0.082 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 13,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit