🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.38 AU - 0.62 AU

Year: 135 Days

Day: 22.4 Hours

Environment

Temp: 175 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.52 AU - 0.78 AU

Year: 201 Days

Day: 37.4 Hours

Environment

Temp: 95 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,364,470 km

• M1: 16,605 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.74 AU - 2.44 AU

Year: 1157 Days

Day: 33.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,364,470 km

• M1: 10,322 km (0.077 R)
• M2: 144,512 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.91 AU - 2.95 AU

Year: 1450 Days

Day: 34.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,364,470 km

• M1: 600,187 km (0.109 R)
• M2: 918,531 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.6

Radius: 15

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.67 AU - 7.45 AU

Year: 5712 Days

Day: 14.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,364,470 km

• M1: 204,201 km (0.077 R)
• M2: 1,445,115 km (0.114 R)
• M3: 1,923,081 km (0.111 R)
• M4: 3,002,130 km (0.071 R)
• M5: 3,489,071 km (0.044 R)
• M6: 4,392,343 km (0.031 R)
• M7: 4,956,327 km (0.072 R)
• M8: 5,918,840 km (0.107 R)
• M9: 6,445,275 km (0.107 R)
• M10: 7,205,681 km (0.071 R)
• M11: 8,507,033 km (0.102 R)
• M12: 9,110,660 km (0.059 R)
• M13: 11,372,430 km (0.096 R)
• M14: 12,147,796 km (0.049 R)
• M15: 13,850,070 km (0.119 R)
• M16: 15,312,838 km (0.077 R)
• M17: 16,411,934 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.4

Radius: 5.3

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 15.09 AU - 15.61 AU

Year: 23027 Days

Day: 15.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,364,470 km

• M1: 65,973 km (0.115 R)
• M2: 1,723,218 km (0.059 R)
• M3: 1,990,100 km (0.103 R)
• M4: 10,681,587 km (0.116 R)
• M5: 12,207,635 km (0.072 R)
• M6: 12,400,018 km (0.072 R)
• M7: 14,082,695 km (0.074 R)
• M8: 15,015,288 km (0.102 R)
• M9: 16,529,368 km (0.104 R)
• M10: 21,583,981 km (0.079 R)
• M11: 21,771,427 km (0.09 R)
• M12: 29,263,887 km (0.115 R)
• M13: 41,115,778 km (0.089 R)
• M14: 42,864,427 km (0.028 R)
• M15: 43,160,631 km (0.108 R)
• M16: 53,033,941 km (0.108 R)
• M17: 61,825,359 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.2

Radius: 7.2

Gravity: 14.2 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 15.1 AU - 16.4 AU

Year: 23933 Days

Day: 24.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,364,470 km

• M1: 93,648 km (0.089 R)
• M2: 455,825 km (0.056 R)
• M3: 834,607 km (0.109 R)
• M4: 1,561,802 km (0.067 R)
• M5: 2,099,756 km (0.098 R)
• M6: 2,482,726 km (0.113 R)
• M7: 6,182,282 km (0.027 R)
• M8: 7,313,092 km (0.08 R)
• M9: 14,295,722 km (0.083 R)
• M10: 14,531,488 km (0.096 R)
• M11: 19,235,444 km (0.119 R)
• M12: 19,813,640 km (0.089 R)
• M13: 23,311,088 km (0.118 R)
• M14: 28,918,764 km (0.115 R)
• M15: 36,230,959 km (0.063 R)
• M16: 40,781,576 km (0.036 R)
• M17: 41,097,826 km (0.037 R)
• M18: 41,415,722 km (0.089 R)
• M19: 42,056,300 km (0.094 R)
• M20: 45,869,250 km (0.116 R)
• M21: 61,539,926 km (0.101 R)
• M22: 72,747,350 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.1

Radius: 4

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 13.41 AU - 21.97 AU

Year: 28488 Days

Day: 22.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,364,470 km

• M1: 50,414 km (0.094 R)
• M2: 225,294 km (0.062 R)
• M3: 720,613 km (0.116 R)
• M4: 973,733 km (0.094 R)
• M5: 1,114,953 km (0.042 R)
• M6: 1,410,259 km (0.082 R)
• M7: 3,603,514 km (0.091 R)
• M8: 4,624,968 km (0.064 R)
• M9: 4,890,803 km (0.098 R)
• M10: 5,674,397 km (0.105 R)
• M11: 14,381,741 km (0.064 R)
• M12: 14,804,654 km (0.113 R)
• M13: 17,597,497 km (0.035 R)
• M14: 19,843,858 km (0.1 R)
• M15: 20,104,757 km (0.078 R)
• M16: 25,607,715 km (0.063 R)
• M17: 26,753,485 km (0.101 R)
• M18: 27,500,128 km (0.079 R)
• M19: 31,208,061 km (0.117 R)
• M20: 36,132,224 km (0.081 R)
• M21: 50,814,358 km (0.111 R)
• M22: 52,952,111 km (0.091 R)
• M23: 55,492,433 km (0.089 R)
• M24: 55,664,620 km (0.089 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 11,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit