🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.66 AU - 1.08 AU

Year: 307 Days

Day: 15.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,721,535 km

• M1: 188,344 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.18 AU - 1.3 AU

Year: 523 Days

Day: 33.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.86 AU - 2.14 AU

Year: 1071 Days

Day: 47.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.46 AU - 3.86 AU

Year: 2128 Days

Day: 27.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.2

Radius: 14.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.14 AU - 6.46 AU

Year: 4621 Days

Day: 12 Hours

Environment

Temp: -144 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,721,535 km

• M1: 247,435 km (0.042 R)
• M2: 800,648 km (0.113 R)
• M3: 1,484,908 km (0.12 R)
• M4: 2,063,254 km (0.111 R)
• M5: 4,096,588 km (0.11 R)
• M6: 4,664,162 km (0.096 R)
• M7: 5,172,346 km (0.034 R)
• M8: 6,924,736 km (0.046 R)
• M9: 8,143,210 km (0.106 R)
• M10: 9,500,362 km (0.11 R)
• M11: 12,558,592 km (0.1 R)
• M12: 13,389,009 km (0.076 R)
• M13: 16,041,679 km (0.097 R)
• M14: 20,054,043 km (0.117 R)
• M15: 23,510,053 km (0.086 R)
• M16: 28,124,400 km (0.064 R)
• M17: 29,818,296 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.7

Radius: 9.3

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.92 AU - 10.36 AU

Year: 9619 Days

Day: 14.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,721,535 km

• M1: 115,639 km (0.077 R)
• M2: 550,969 km (0.052 R)
• M3: 2,563,509 km (0.086 R)
• M4: 2,956,503 km (0.106 R)
• M5: 3,344,410 km (0.089 R)
• M6: 3,790,511 km (0.086 R)
• M7: 5,884,582 km (0.086 R)
• M8: 6,898,556 km (0.093 R)
• M9: 11,241,682 km (0.119 R)
• M10: 16,127,997 km (0.07 R)
• M11: 18,169,858 km (0.098 R)
• M12: 19,623,201 km (0.044 R)
• M13: 20,531,560 km (0.111 R)
• M14: 21,786,088 km (0.067 R)
• M15: 26,762,760 km (0.095 R)
• M16: 27,503,718 km (0.109 R)
• M17: 28,737,003 km (0.063 R)
• M18: 30,006,640 km (0.074 R)
• M19: 34,473,034 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.7

Radius: 9.1

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 10.59 AU - 11.65 AU

Year: 14044 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,721,535 km

• M1: 116,238 km (0.116 R)
• M2: 419,472 km (0.083 R)
• M3: 722,558 km (0.088 R)
• M4: 1,063,940 km (0.1 R)
• M5: 1,850,825 km (0.06 R)
• M6: 2,238,134 km (0.114 R)
• M7: 2,983,430 km (0.074 R)
• M8: 3,356,378 km (0.11 R)
• M9: 3,735,608 km (0.026 R)
• M10: 4,169,891 km (0.037 R)
• M11: 4,899,031 km (0.061 R)
• M12: 6,011,740 km (0.069 R)
• M13: 6,682,238 km (0.049 R)
• M14: 7,362,609 km (0.065 R)
• M15: 8,171,933 km (0.107 R)
• M16: 13,479,217 km (0.119 R)
• M17: 17,953,240 km (0.117 R)
• M18: 20,406,346 km (0.036 R)
• M19: 20,954,174 km (0.116 R)
• M20: 22,079,000 km (0.09 R)
• M21: 23,498,385 km (0.093 R)
• M22: 25,424,308 km (0.114 R)
• M23: 26,241,710 km (0.105 R)
• M24: 30,087,872 km (0.064 R)
• M25: 31,830,537 km (0.05 R)
• M26: 33,315,296 km (0.111 R)
• M27: 33,639,475 km (0.119 R)
• M28: 39,718,085 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.4

Radius: 3.6

Gravity: 71.56 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 14.26 AU - 16.08 AU

Year: 22378 Days

Day: 17 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,721,535 km

• M1: 46,375 km (0.077 R)
• M2: 193,729 km (0.113 R)
• M3: 363,224 km (0.082 R)
• M4: 945,907 km (0.035 R)
• M5: 1,206,656 km (0.116 R)
• M6: 2,825,305 km (0.052 R)
• M7: 2,988,367 km (0.09 R)
• M8: 3,244,479 km (0.103 R)
• M9: 3,640,315 km (0.059 R)
• M10: 3,999,499 km (0.105 R)
• M11: 4,637,833 km (0.082 R)
• M12: 6,203,225 km (0.106 R)
• M13: 6,810,892 km (0.067 R)
• M14: 7,928,089 km (0.068 R)
• M15: 8,699,266 km (0.111 R)
• M16: 10,647,628 km (0.073 R)
• M17: 10,909,874 km (0.117 R)
• M18: 11,176,607 km (0.119 R)
• M19: 14,164,974 km (0.078 R)
• M20: 17,463,756 km (0.038 R)
• M21: 21,240,055 km (0.106 R)
• M22: 22,934,850 km (0.037 R)
• M23: 23,262,319 km (0.117 R)
• M24: 24,150,931 km (0.047 R)
• M25: 29,189,985 km (0.109 R)
• M26: 32,498,941 km (0.114 R)
• M27: 33,189,484 km (0.055 R)
• M28: 33,468,335 km (0.079 R)
• M29: 33,608,358 km (0.06 R)
• M30: 37,690,286 km (0.079 R)
• M31: 46,820,394 km (0.076 R)
• M32: 67,926,559 km (0.115 R)
• M33: 68,151,105 km (0.045 R)
• M34: 72,511,734 km (0.083 R)
• M35: 79,022,831 km (0.073 R)
• M36: 87,496,204 km (0.051 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 11,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit