🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.78 AU - 0.96 AU

Year: 368 Days

Day: 40.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,152,605 km

• M1: 62,532 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.04 AU - 1.3 AU

Year: 573 Days

Day: 17.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.63 AU - 1.65 AU

Year: 951 Days

Day: 38.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.7 AU - 1.9 AU

Year: 1094 Days

Day: 31.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,152,605 km

• M1: 452,534 km (0.047 R)

Asteroid Belt

Center: 2.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.5

Radius: 9.1

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.63 AU - 4.27 AU

Year: 2903 Days

Day: 5.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,152,605 km

• M1: 114,442 km (0.056 R)
• M2: 644,916 km (0.118 R)
• M3: 1,240,017 km (0.107 R)
• M4: 1,980,377 km (0.077 R)
• M5: 2,326,696 km (0.11 R)
• M6: 2,629,931 km (0.036 R)
• M7: 3,065,410 km (0.045 R)
• M8: 3,431,326 km (0.118 R)
• M9: 4,213,424 km (0.112 R)
• M10: 4,585,923 km (0.078 R)
• M11: 6,452,904 km (0.06 R)
• M12: 8,196,019 km (0.12 R)
• M13: 8,809,669 km (0.067 R)
• M14: 9,095,700 km (0.098 R)
• M15: 12,545,427 km (0.087 R)
• M16: 13,780,806 km (0.117 R)
• M17: 15,005,414 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.6

Radius: 5.6

Gravity: 30.18 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.83 AU - 11.19 AU

Year: 14348 Days

Day: 23.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 72,152,605 km

• M1: 69,713 km (0.054 R)
• M2: 251,923 km (0.109 R)
• M3: 905,965 km (0.106 R)
• M4: 1,275,920 km (0.092 R)
• M5: 1,527,394 km (0.061 R)
• M6: 3,941,455 km (0.117 R)
• M7: 5,132,404 km (0.118 R)
• M8: 6,170,164 km (0.081 R)
• M9: 6,803,711 km (0.098 R)
• M10: 6,979,788 km (0.12 R)
• M11: 7,954,568 km (0.035 R)
• M12: 8,248,976 km (0.079 R)
• M13: 9,720,122 km (0.099 R)
• M14: 11,174,063 km (0.081 R)
• M15: 12,048,762 km (0.119 R)
• M16: 12,767,281 km (0.117 R)
• M17: 14,651,615 km (0.071 R)
• M18: 15,545,612 km (0.059 R)
• M19: 16,475,513 km (0.073 R)
• M20: 16,713,673 km (0.059 R)
• M21: 22,261,510 km (0.116 R)
• M22: 22,650,314 km (0.054 R)
• M23: 23,843,657 km (0.1 R)
• M24: 25,393,790 km (0.083 R)
• M25: 27,674,858 km (0.071 R)
• M26: 28,464,585 km (0.108 R)
• M27: 29,501,897 km (0.075 R)
• M28: 32,143,346 km (0.071 R)
• M29: 37,478,755 km (0.09 R)
• M30: 41,151,233 km (0.106 R)
• M31: 41,589,854 km (0.068 R)
• M32: 42,476,371 km (0.117 R)
• M33: 43,074,313 km (0.061 R)
• M34: 44,287,103 km (0.067 R)
• M35: 48,711,011 km (0.082 R)
• M36: 50,359,730 km (0.094 R)
• M37: 54,996,366 km (0.067 R)
• M38: 60,661,637 km (0.078 R)
• M39: 61,419,799 km (0.091 R)
• M40: 63,537,357 km (0.079 R)
• M41: 64,319,305 km (0.06 R)
• M42: 66,904,955 km (0.104 R)
• M43: 67,714,130 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.5

Radius: 5.6

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.8 AU - 12.9 AU

Year: 20868 Days

Day: 16.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,152,605 km

• M1: 69,713 km (0.106 R)
• M2: 417,528 km (0.103 R)
• M3: 620,682 km (0.083 R)
• M4: 981,512 km (0.119 R)
• M5: 1,237,025 km (0.107 R)
• M6: 1,536,221 km (0.098 R)
• M7: 1,755,980 km (0.101 R)
• M8: 3,160,255 km (0.098 R)
• M9: 4,024,931 km (0.086 R)
• M10: 6,682,088 km (0.079 R)
• M11: 8,550,117 km (0.098 R)
• M12: 9,687,809 km (0.113 R)
• M13: 10,740,529 km (0.104 R)
• M14: 11,169,725 km (0.097 R)
• M15: 12,864,669 km (0.094 R)
• M16: 17,415,885 km (0.076 R)
• M17: 17,922,722 km (0.056 R)
• M18: 23,646,786 km (0.12 R)
• M19: 27,425,329 km (0.091 R)
• M20: 37,253,610 km (0.105 R)
• M21: 40,840,368 km (0.071 R)
• M22: 42,035,057 km (0.111 R)
• M23: 44,181,487 km (0.119 R)
• M24: 44,650,776 km (0.091 R)
• M25: 49,359,817 km (0.106 R)
• M26: 57,490,761 km (0.108 R)
• M27: 60,323,546 km (0.092 R)
• M28: 62,067,109 km (0.103 R)
• M29: 63,050,117 km (0.043 R)
• M30: 65,857,770 km (0.075 R)
• M31: 69,377,808 km (0.082 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: 486 - 17,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit