🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.65 AU - 1.01 AU

Year: 288 Days

Day: 14.8 Hours

Environment

Temp: 42 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,203,135 km

• M1: 456,722 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.24 AU - 1.32 AU

Year: 551 Days

Day: 46.6 Hours

Environment

Temp: -27 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,203,135 km

• M1: 239,357 km (0.104 R)
• M2: 848,220 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.32 AU - 2.08 AU

Year: 844 Days

Day: 18.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.25 AU - 3.33 AU

Year: 1775 Days

Day: 18.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.7

Radius: 14.4

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.51 AU - 4.65 AU

Year: 3732 Days

Day: 11 Hours

Environment

Temp: -138 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,203,135 km

• M1: 179,069 km (0.108 R)
• M2: 650,302 km (0.115 R)
• M3: 1,248,394 km (0.118 R)
• M4: 1,940,284 km (0.102 R)
• M5: 3,020,830 km (0.12 R)
• M6: 3,518,542 km (0.069 R)
• M7: 4,268,326 km (0.066 R)
• M8: 5,790,934 km (0.067 R)
• M9: 6,371,822 km (0.1 R)
• M10: 7,172,171 km (0.1 R)
• M11: 8,151,738 km (0.116 R)
• M12: 8,883,122 km (0.082 R)
• M13: 9,562,745 km (0.11 R)
• M14: 11,450,071 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.9

Radius: 8.5

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.84 AU - 6.34 AU

Year: 4373 Days

Day: 11.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,203,135 km

• M1: 105,766 km (0.11 R)
• M2: 495,468 km (0.073 R)
• M3: 849,866 km (0.063 R)
• M4: 1,165,218 km (0.116 R)
• M5: 1,550,133 km (0.109 R)
• M6: 2,393,416 km (0.109 R)
• M7: 3,223,984 km (0.105 R)
• M8: 3,771,362 km (0.119 R)
• M9: 5,131,656 km (0.073 R)
• M10: 10,629,976 km (0.064 R)
• M11: 11,661,154 km (0.078 R)
• M12: 12,091,697 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.3

Radius: 3.6

Gravity: 54.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 10.46 AU - 13.1 AU

Year: 15396 Days

Day: 15.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,203,135 km

• M1: 45,328 km (0.101 R)
• M2: 207,043 km (0.106 R)
• M3: 350,508 km (0.112 R)
• M4: 515,664 km (0.101 R)
• M5: 958,773 km (0.083 R)
• M6: 1,272,330 km (0.066 R)
• M7: 2,279,124 km (0.106 R)
• M8: 2,535,086 km (0.111 R)
• M9: 3,232,660 km (0.111 R)
• M10: 4,172,285 km (0.097 R)
• M11: 5,501,013 km (0.071 R)
• M12: 8,154,730 km (0.089 R)
• M13: 8,399,920 km (0.078 R)
• M14: 8,599,634 km (0.12 R)
• M15: 8,905,112 km (0.097 R)
• M16: 9,165,263 km (0.108 R)
• M17: 9,591,767 km (0.108 R)
• M18: 10,657,951 km (0.105 R)
• M19: 11,676,563 km (0.098 R)
• M20: 15,714,359 km (0.119 R)
• M21: 21,323,082 km (0.026 R)
• M22: 23,126,933 km (0.064 R)
• M23: 44,294,284 km (0.111 R)
• M24: 53,953,070 km (0.119 R)
• M25: 55,863,734 km (0.112 R)
• M26: 62,810,611 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.6

Radius: 5.8

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.68 AU - 18.5 AU

Year: 25732 Days

Day: 17.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,203,135 km

• M1: 72,705 km (0.069 R)
• M2: 656,435 km (0.098 R)
• M3: 959,222 km (0.085 R)
• M4: 1,338,452 km (0.078 R)
• M5: 1,669,213 km (0.082 R)
• M6: 1,947,615 km (0.116 R)
• M7: 2,858,666 km (0.12 R)
• M8: 5,514,776 km (0.06 R)
• M9: 7,252,654 km (0.119 R)
• M10: 7,994,959 km (0.031 R)
• M11: 8,314,799 km (0.036 R)
• M12: 8,834,801 km (0.099 R)
• M13: 11,532,201 km (0.106 R)
• M14: 13,478,918 km (0.084 R)
• M15: 17,470,937 km (0.099 R)
• M16: 20,108,497 km (0.092 R)
• M17: 23,368,384 km (0.064 R)
• M18: 24,211,518 km (0.054 R)
• M19: 24,881,118 km (0.076 R)
• M20: 35,963,927 km (0.073 R)
• M21: 36,584,907 km (0.102 R)
• M22: 51,961,324 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 18,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit