🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.66 AU - 0.88 AU

Year: 251 Days

Day: 16.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,314,755 km

• M1: 37,250 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.79 AU - 0.81 AU

Year: 265 Days

Day: 22.9 Hours

Environment

Temp: 127 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,314,755 km

• M1: 46,525 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.79 AU - 2.07 AU

Year: 994 Days

Day: 24.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,314,755 km

• M1: 1,117,346 km (0.04 R)
• M2: 1,247,945 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.49 AU - 2.37 AU

Year: 994 Days

Day: 28.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.23 AU - 4.57 AU

Year: 2856 Days

Day: 19.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 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: 173.8

Radius: 14.3

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.85 AU - 8.13 AU

Year: 6854 Days

Day: 8.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,314,755 km

• M1: 177,872 km (0.097 R)
• M2: 686,205 km (0.078 R)
• M3: 1,198,877 km (0.117 R)
• M4: 1,767,798 km (0.117 R)
• M5: 3,682,950 km (0.063 R)
• M6: 4,467,890 km (0.116 R)
• M7: 5,259,861 km (0.054 R)
• M8: 7,187,430 km (0.06 R)
• M9: 7,669,584 km (0.11 R)
• M10: 8,415,927 km (0.118 R)
• M11: 9,435,437 km (0.06 R)
• M12: 11,287,459 km (0.05 R)
• M13: 14,758,877 km (0.101 R)
• M14: 16,022,979 km (0.055 R)
• M15: 21,943,016 km (0.062 R)
• M16: 23,448,269 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.5

Radius: 11.3

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.09 AU - 12.01 AU

Year: 12708 Days

Day: 12.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,314,755 km

• M1: 141,819 km (0.087 R)
• M2: 580,889 km (0.025 R)
• M3: 974,181 km (0.118 R)
• M4: 2,007,454 km (0.1 R)
• M5: 2,367,237 km (0.102 R)
• M6: 3,145,744 km (0.095 R)
• M7: 4,608,213 km (0.102 R)
• M8: 4,968,594 km (0.064 R)
• M9: 6,010,244 km (0.115 R)
• M10: 6,441,385 km (0.086 R)
• M11: 7,953,072 km (0.06 R)
• M12: 11,545,066 km (0.065 R)
• M13: 12,843,127 km (0.053 R)
• M14: 14,862,997 km (0.108 R)
• M15: 17,714,931 km (0.071 R)
• M16: 19,018,228 km (0.028 R)
• M17: 26,093,010 km (0.067 R)
• M18: 26,821,701 km (0.115 R)
• M19: 28,647,543 km (0.119 R)
• M20: 31,715,646 km (0.092 R)
• M21: 32,665,144 km (0.094 R)
• M22: 33,511,419 km (0.114 R)
• M23: 34,996,327 km (0.072 R)
• M24: 35,627,630 km (0.113 R)
• M25: 36,524,470 km (0.112 R)
• M26: 42,223,849 km (0.097 R)
• M27: 52,663,537 km (0.107 R)
• M28: 54,668,447 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.7

Radius: 4.9

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.15 AU - 13.25 AU

Year: 17785 Days

Day: 23.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 51,314,755 km

• M1: 258,804 km (0.063 R)
• M2: 472,280 km (0.062 R)
• M3: 1,006,046 km (0.116 R)
• M4: 2,197,892 km (0.096 R)
• M5: 2,497,088 km (0.086 R)
• M6: 2,777,883 km (0.116 R)
• M7: 4,355,093 km (0.091 R)
• M8: 5,437,733 km (0.087 R)
• M9: 7,890,988 km (0.108 R)
• M10: 9,331,766 km (0.082 R)
• M11: 10,167,868 km (0.084 R)
• M12: 10,384,336 km (0.108 R)
• M13: 10,882,946 km (0.102 R)
• M14: 11,052,590 km (0.092 R)
• M15: 12,351,399 km (0.056 R)
• M16: 13,552,221 km (0.075 R)
• M17: 14,485,412 km (0.028 R)
• M18: 17,233,076 km (0.04 R)
• M19: 18,247,499 km (0.118 R)
• M20: 20,223,837 km (0.07 R)
• M21: 20,394,827 km (0.062 R)
• M22: 25,282,040 km (0.072 R)
• M23: 27,001,069 km (0.113 R)
• M24: 28,581,272 km (0.072 R)
• M25: 33,690,039 km (0.053 R)
• M26: 34,050,719 km (0.029 R)
• M27: 37,930,540 km (0.104 R)
• M28: 38,977,576 km (0.05 R)
• M29: 46,553,960 km (0.094 R)
• M30: 51,476,478 km (0.062 R)
• M31: 53,571,446 km (0.102 R)
• M32: 54,722,901 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.5

Radius: 5.1

Gravity: 28.55 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 13.42 AU - 15.94 AU

Year: 20859 Days

Day: 19.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,314,755 km

• M1: 63,429 km (0.115 R)
• M2: 501,302 km (0.093 R)
• M3: 705,952 km (0.101 R)
• M4: 2,526,409 km (0.114 R)
• M5: 3,626,552 km (0.058 R)
• M6: 4,367,211 km (0.045 R)
• M7: 4,575,900 km (0.112 R)
• M8: 5,762,809 km (0.096 R)
• M9: 8,296,399 km (0.098 R)
• M10: 9,805,243 km (0.111 R)
• M11: 10,163,679 km (0.097 R)
• M12: 12,922,862 km (0.108 R)
• M13: 20,339,027 km (0.1 R)
• M14: 30,545,043 km (0.062 R)
• M15: 35,182,876 km (0.09 R)
• M16: 42,590,663 km (0.118 R)
• M17: 46,488,885 km (0.097 R)
• M18: 51,867,377 km (0.078 R)
• M19: 55,926,266 km (0.102 R)
• M20: 57,645,894 km (0.109 R)
• M21: 62,403,555 km (0.088 R)
• M22: 69,145,183 km (0.092 R)
• M23: 73,595,869 km (0.063 R)
• M24: 75,659,572 km (0.059 R)
• M25: 76,123,325 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.7

Radius: 6.2

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 11.49 AU - 18.87 AU

Year: 21934 Days

Day: 16.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,314,755 km

• M1: 77,193 km (0.054 R)
• M2: 366,066 km (0.07 R)
• M3: 660,774 km (0.093 R)
• M4: 956,978 km (0.1 R)
• M5: 1,918,443 km (0.094 R)
• M6: 2,714,753 km (0.055 R)
• M7: 3,556,989 km (0.087 R)
• M8: 6,794,137 km (0.092 R)
• M9: 7,034,989 km (0.085 R)
• M10: 8,235,213 km (0.074 R)
• M11: 12,170,684 km (0.102 R)
• M12: 13,954,340 km (0.108 R)
• M13: 17,203,606 km (0.075 R)
• M14: 19,927,633 km (0.085 R)
• M15: 22,926,173 km (0.081 R)
• M16: 27,814,283 km (0.071 R)
• M17: 39,328,233 km (0.071 R)
• M18: 45,267,418 km (0.071 R)
• M19: 47,130,211 km (0.047 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: 437 - 11,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit