🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.02 AU - 1.22 AU

Year: 413 Days

Day: 30.3 Hours

Environment

Temp: 118 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.16 AU - 1.22 AU

Year: 452 Days

Day: 42.3 Hours

Environment

Temp: 40 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,432,486 km

• M1: 95,593 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.18 AU - 1.28 AU

Year: 475 Days

Day: 46.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,432,486 km

• M1: 58,194 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.09 AU - 1.75 AU

Year: 589 Days

Day: 16.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 45 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.17 AU - 1.69 AU

Year: 596 Days

Day: 32.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.94 AU - 2.16 AU

Year: 1022 Days

Day: 19.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.25 AU - 2.25 AU

Year: 1175 Days

Day: 16 Hours

Environment

Temp: -52 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,432,486 km

• M1: 428,299 km (0.098 R)

Asteroid Belt

Center: 4.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.3

Radius: 13.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.72 AU - 8.48 AU

Year: 7296 Days

Day: 11.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,432,486 km

• M1: 182,659 km (0.105 R)
• M2: 702,960 km (0.07 R)
• M3: 1,239,269 km (0.069 R)
• M4: 1,957,039 km (0.114 R)
• M5: 2,537,329 km (0.075 R)
• M6: 3,406,493 km (0.105 R)
• M7: 4,358,833 km (0.117 R)
• M8: 6,127,678 km (0.119 R)
• M9: 6,860,558 km (0.104 R)
• M10: 7,381,009 km (0.03 R)
• M11: 7,848,203 km (0.079 R)
• M12: 9,015,366 km (0.053 R)
• M13: 10,731,403 km (0.058 R)
• M14: 11,797,438 km (0.035 R)
• M15: 14,080,600 km (0.041 R)
• M16: 14,497,978 km (0.101 R)
• M17: 15,672,920 km (0.117 R)
• M18: 16,644,558 km (0.117 R)
• M19: 19,801,373 km (0.114 R)
• M20: 20,859,777 km (0.11 R)
• M21: 22,598,853 km (0.062 R)
• M22: 23,254,540 km (0.117 R)
• M23: 29,740,356 km (0.094 R)
• M24: 31,735,692 km (0.038 R)
• M25: 39,305,644 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.4

Radius: 6.9

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 12.75 AU - 19.95 AU

Year: 23023 Days

Day: 24.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,432,486 km

• M1: 86,168 km (0.118 R)
• M2: 324,179 km (0.092 R)
• M3: 714,031 km (0.108 R)
• M4: 1,433,148 km (0.096 R)
• M5: 1,887,776 km (0.114 R)
• M6: 2,517,732 km (0.102 R)
• M7: 2,869,886 km (0.044 R)
• M8: 4,336,693 km (0.066 R)
• M9: 5,249,539 km (0.102 R)
• M10: 6,482,674 km (0.086 R)
• M11: 8,849,612 km (0.039 R)
• M12: 11,093,430 km (0.057 R)
• M13: 11,738,496 km (0.103 R)
• M14: 12,039,786 km (0.114 R)
• M15: 18,387,074 km (0.103 R)
• M16: 20,135,574 km (0.073 R)
• M17: 23,008,601 km (0.087 R)
• M18: 26,348,673 km (0.111 R)
• M19: 27,813,236 km (0.08 R)
• M20: 30,675,642 km (0.056 R)
• M21: 32,060,619 km (0.036 R)
• M22: 36,721,041 km (0.087 R)
• M23: 37,626,108 km (0.095 R)
• M24: 38,811,522 km (0.084 R)
• M25: 42,375,542 km (0.076 R)
• M26: 43,658,343 km (0.075 R)
• M27: 47,509,591 km (0.07 R)
• M28: 54,699,863 km (0.108 R)
• M29: 57,248,861 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.4

Radius: 5.3

Gravity: 13.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 20.31 AU - 21.53 AU

Year: 33322 Days

Day: 20.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,432,486 km

• M1: 66,272 km (0.118 R)
• M2: 637,287 km (0.097 R)
• M3: 910,153 km (0.097 R)
• M4: 1,258,567 km (0.1 R)
• M5: 1,548,936 km (0.102 R)
• M6: 1,942,977 km (0.05 R)
• M7: 2,241,126 km (0.048 R)
• M8: 2,822,762 km (0.084 R)
• M9: 3,908,843 km (0.075 R)
• M10: 4,314,253 km (0.113 R)
• M11: 5,090,516 km (0.08 R)
• M12: 5,328,527 km (0.074 R)
• M13: 6,310,337 km (0.069 R)
• M14: 7,610,044 km (0.08 R)
• M15: 7,816,788 km (0.1 R)
• M16: 8,295,501 km (0.119 R)
• M17: 9,910,261 km (0.118 R)
• M18: 10,726,766 km (0.1 R)
• M19: 11,250,957 km (0.049 R)
• M20: 12,279,592 km (0.107 R)
• M21: 14,601,500 km (0.081 R)
• M22: 19,031,542 km (0.053 R)
• M23: 19,896,517 km (0.111 R)
• M24: 21,191,586 km (0.079 R)
• M25: 29,648,952 km (0.055 R)
• M26: 31,600,306 km (0.074 R)
• M27: 36,337,173 km (0.117 R)
• M28: 40,576,478 km (0.09 R)
• M29: 43,141,034 km (0.048 R)
• M30: 43,633,660 km (0.069 R)
• M31: 47,187,357 km (0.095 R)
• M32: 50,564,679 km (0.064 R)
• M33: 52,033,580 km (0.099 R)
• M34: 58,394,182 km (0.074 R)
• M35: 59,806,985 km (0.082 R)
• M36: 66,120,164 km (0.095 R)
• M37: 78,332,437 km (0.116 R)
• M38: 82,546,609 km (0.113 R)
• M39: 83,559,686 km (0.118 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 17,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit