🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.52 AU - 0.86 AU

Year: 213 Days

Day: 46.3 Hours

Environment

Temp: 105 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.66 AU - 0.72 AU

Year: 213 Days

Day: 28.4 Hours

Environment

Temp: 145 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,559,037 km

• M1: 475,721 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.64 AU - 0.9 AU

Year: 251 Days

Day: 22.4 Hours

Environment

Temp: 124 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.94 AU - 1.2 AU

Year: 410 Days

Day: 46.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.52 AU - 3.92 AU

Year: 2661 Days

Day: 33.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,559,037 km

• M1: 1,496,128 km (0.072 R)

Asteroid Belt

Center: 5.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 10

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.14 AU - 7.84 AU

Year: 6854 Days

Day: 12.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 105,559,037 km

• M1: 124,316 km (0.118 R)
• M2: 520,152 km (0.114 R)
• M3: 1,065,436 km (0.071 R)
• M4: 1,483,412 km (0.099 R)
• M5: 2,746,617 km (0.068 R)
• M6: 5,077,202 km (0.098 R)
• M7: 8,027,123 km (0.094 R)
• M8: 9,390,707 km (0.089 R)
• M9: 10,261,516 km (0.12 R)
• M10: 14,515,481 km (0.085 R)
• M11: 17,667,209 km (0.074 R)
• M12: 18,388,121 km (0.117 R)
• M13: 20,453,918 km (0.095 R)
• M14: 23,914,865 km (0.069 R)
• M15: 24,233,060 km (0.113 R)
• M16: 26,967,709 km (0.103 R)
• M17: 28,811,353 km (0.03 R)
• M18: 31,779,824 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206

Radius: 5.1

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 13.3 AU - 16.72 AU

Year: 21566 Days

Day: 15.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 105,559,037 km

• M1: 64,327 km (0.073 R)
• M2: 1,189,153 km (0.113 R)
• M3: 4,562,436 km (0.118 R)
• M4: 5,106,823 km (0.082 R)
• M5: 5,586,882 km (0.119 R)
• M6: 13,135,291 km (0.065 R)
• M7: 13,451,392 km (0.067 R)
• M8: 15,317,027 km (0.066 R)
• M9: 19,634,421 km (0.068 R)
• M10: 23,197,992 km (0.112 R)
• M11: 26,864,786 km (0.104 R)
• M12: 29,369,353 km (0.032 R)
• M13: 30,018,907 km (0.074 R)
• M14: 37,555,049 km (0.065 R)
• M15: 43,688,413 km (0.1 R)
• M16: 48,177,994 km (0.101 R)
• M17: 49,384,651 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.7

Radius: 7

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.84 AU - 16.12 AU

Year: 23690 Days

Day: 18.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,559,037 km

• M1: 108,458 km (0.101 R)
• M2: 1,296,864 km (0.119 R)
• M3: 2,277,029 km (0.118 R)
• M4: 2,736,444 km (0.103 R)
• M5: 3,352,638 km (0.113 R)
• M6: 4,342,527 km (0.067 R)
• M7: 5,652,855 km (0.083 R)
• M8: 10,435,499 km (0.116 R)
• M9: 14,515,033 km (0.091 R)
• M10: 15,250,755 km (0.105 R)
• M11: 16,011,161 km (0.086 R)
• M12: 21,112,448 km (0.065 R)
• M13: 24,961,751 km (0.062 R)
• M14: 27,806,654 km (0.098 R)
• M15: 30,751,637 km (0.118 R)
• M16: 33,206,688 km (0.114 R)
• M17: 34,014,517 km (0.106 R)
• M18: 38,376,791 km (0.071 R)
• M19: 41,749,624 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.1

Radius: 6.2

Gravity: 19.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 16.81 AU - 16.95 AU

Year: 25720 Days

Day: 21.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 105,559,037 km

• M1: 77,492 km (0.101 R)
• M2: 492,775 km (0.062 R)
• M3: 721,959 km (0.104 R)
• M4: 1,278,164 km (0.085 R)
• M5: 2,196,994 km (0.087 R)
• M6: 2,887,688 km (0.088 R)
• M7: 3,224,732 km (0.078 R)
• M8: 4,217,314 km (0.099 R)
• M9: 4,879,583 km (0.116 R)
• M10: 6,549,096 km (0.104 R)
• M11: 7,131,181 km (0.07 R)
• M12: 9,623,930 km (0.077 R)
• M13: 10,634,763 km (0.108 R)
• M14: 12,425,300 km (0.099 R)
• M15: 15,558,029 km (0.06 R)
• M16: 20,979,456 km (0.038 R)
• M17: 26,321,596 km (0.108 R)
• M18: 29,822,186 km (0.116 R)
• M19: 30,346,227 km (0.089 R)
• M20: 30,610,716 km (0.067 R)
• M21: 33,620,925 km (0.107 R)
• M22: 38,652,051 km (0.103 R)
• M23: 40,222,080 km (0.107 R)
• M24: 43,488,699 km (0.081 R)
• M25: 55,123,823 km (0.086 R)
• M26: 61,227,267 km (0.082 R)
• M27: 63,142,568 km (0.11 R)
• M28: 67,991,634 km (0.103 R)
• M29: 69,127,381 km (0.12 R)
• M30: 81,442,427 km (0.119 R)
• M31: 86,911,426 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.4

Radius: 7.5

Gravity: 13.22 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 15.55 AU - 22.99 AU

Year: 31371 Days

Day: 20.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 105,559,037 km

• M1: 108,159 km (0.094 R)
• M2: 449,242 km (0.115 R)
• M3: 899,532 km (0.051 R)
• M4: 1,294,620 km (0.06 R)
• M5: 4,811,666 km (0.095 R)
• M6: 7,047,556 km (0.113 R)
• M7: 7,962,945 km (0.086 R)
• M8: 9,639,937 km (0.076 R)
• M9: 10,973,303 km (0.101 R)
• M10: 12,274,655 km (0.057 R)
• M11: 14,837,266 km (0.092 R)
• M12: 15,354,426 km (0.029 R)
• M13: 15,973,163 km (0.036 R)
• M14: 24,032,000 km (0.112 R)
• M15: 24,386,996 km (0.077 R)
• M16: 27,870,233 km (0.117 R)
• M17: 28,393,526 km (0.059 R)
• M18: 31,671,664 km (0.117 R)
• M19: 31,955,751 km (0.032 R)
• M20: 33,255,008 km (0.05 R)
• M21: 33,843,676 km (0.115 R)
• M22: 36,735,104 km (0.111 R)
• M23: 38,000,402 km (0.12 R)
• M24: 43,004,002 km (0.062 R)
• M25: 51,894,753 km (0.051 R)
• M26: 52,289,692 km (0.105 R)
• M27: 61,935,912 km (0.079 R)
• M28: 75,197,763 km (0.065 R)
• M29: 79,046,318 km (0.09 R)
• M30: 86,024,760 km (0.104 R)
• M31: 99,965,785 km (0.108 R)
• M32: 104,298,439 km (0.078 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 11,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit