🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.73 AU - 0.91 AU

Year: 269 Days

Day: 39.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.7 AU - 1.14 AU

Year: 319 Days

Day: 32.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,412,943 km

• M1: 49,218 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.83 AU - 1.23 AU

Year: 378 Days

Day: 15 Hours

Environment

Temp: 22 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,412,943 km

• M1: 25,581 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.1 AU - 2.72 AU

Year: 1353 Days

Day: 25.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 114.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,412,943 km

• M1: 22,739 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.16 AU - 3.6 AU

Year: 1768 Days

Day: 20.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.5

Radius: 14.9

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.03 AU - 9.47 AU

Year: 7803 Days

Day: 12.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,412,943 km

• M1: 185,352 km (0.119 R)
• M2: 895,044 km (0.052 R)
• M3: 1,438,832 km (0.082 R)
• M4: 2,009,997 km (0.082 R)
• M5: 3,136,319 km (0.09 R)
• M6: 3,714,964 km (0.115 R)
• M7: 4,441,561 km (0.098 R)
• M8: 5,647,170 km (0.098 R)
• M9: 7,276,291 km (0.067 R)
• M10: 7,986,282 km (0.041 R)
• M11: 9,243,503 km (0.108 R)
• M12: 9,897,545 km (0.103 R)
• M13: 11,008,309 km (0.116 R)
• M14: 11,544,468 km (0.051 R)
• M15: 13,042,242 km (0.098 R)
• M16: 17,317,450 km (0.075 R)
• M17: 18,313,173 km (0.091 R)
• M18: 23,233,297 km (0.108 R)
• M19: 26,469,997 km (0.061 R)
• M20: 27,434,754 km (0.095 R)
• M21: 29,527,628 km (0.044 R)
• M22: 30,090,714 km (0.107 R)
• M23: 32,315,833 km (0.07 R)
• M24: 33,014,305 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.3

Radius: 8

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9 AU - 11.76 AU

Year: 12094 Days

Day: 14.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,412,943 km

• M1: 99,483 km (0.116 R)
• M2: 449,093 km (0.099 R)
• M3: 765,642 km (0.086 R)
• M4: 1,075,609 km (0.056 R)
• M5: 1,378,245 km (0.107 R)
• M6: 2,320,263 km (0.092 R)
• M7: 2,917,607 km (0.115 R)
• M8: 3,183,742 km (0.112 R)
• M9: 4,648,155 km (0.072 R)
• M10: 5,628,919 km (0.058 R)
• M11: 7,369,640 km (0.114 R)
• M12: 8,340,680 km (0.092 R)
• M13: 8,879,980 km (0.084 R)
• M14: 10,431,759 km (0.059 R)
• M15: 10,846,444 km (0.1 R)
• M16: 11,543,570 km (0.09 R)
• M17: 13,027,132 km (0.088 R)
• M18: 13,326,328 km (0.058 R)
• M19: 16,367,952 km (0.11 R)
• M20: 18,459,330 km (0.107 R)
• M21: 19,297,228 km (0.115 R)
• M22: 22,131,958 km (0.075 R)
• M23: 22,730,499 km (0.077 R)
• M24: 23,339,811 km (0.08 R)
• M25: 28,012,500 km (0.055 R)
• M26: 30,989,797 km (0.096 R)
• M27: 34,626,970 km (0.097 R)
• M28: 36,488,716 km (0.091 R)
• M29: 36,845,058 km (0.071 R)
• M30: 43,931,060 km (0.047 R)
• M31: 45,696,764 km (0.117 R)
• M32: 46,111,000 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.3

Radius: 3.7

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.37 AU - 14.43 AU

Year: 18742 Days

Day: 20.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,412,943 km

• M1: 58,642 km (0.086 R)
• M2: 444,006 km (0.063 R)
• M3: 643,570 km (0.068 R)
• M4: 792,420 km (0.063 R)
• M5: 5,365,178 km (0.075 R)
• M6: 6,639,901 km (0.083 R)
• M7: 6,843,055 km (0.091 R)
• M8: 10,032,183 km (0.119 R)
• M9: 16,401,911 km (0.065 R)
• M10: 17,073,904 km (0.094 R)
• M11: 17,532,122 km (0.057 R)
• M12: 21,940,622 km (0.072 R)
• M13: 22,664,377 km (0.078 R)
• M14: 25,520,350 km (0.035 R)
• M15: 33,451,729 km (0.039 R)
• M16: 34,048,176 km (0.096 R)
• M17: 34,651,804 km (0.06 R)
• M18: 39,341,697 km (0.099 R)
• M19: 49,184,339 km (0.114 R)
• M20: 53,443,540 km (0.072 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 14,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit