🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.5 AU - 0.74 AU

Year: 209 Days

Day: 35.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,138,991 km

• M1: 224,098 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.64 AU - 0.74 AU

Year: 245 Days

Day: 24.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.7 AU - 0.76 AU

Year: 267 Days

Day: 35.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 14.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.74 AU - 1.14 AU

Year: 390 Days

Day: 19.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.12 AU - 3.38 AU

Year: 1950 Days

Day: 28.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.4

Radius: 12.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.6 AU - 7 AU

Year: 7580 Days

Day: 12.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,138,991 km

• M1: 154,235 km (0.077 R)
• M2: 698,323 km (0.112 R)
• M3: 1,701,377 km (0.104 R)
• M4: 2,281,816 km (0.08 R)
• M5: 3,232,212 km (0.117 R)
• M6: 3,821,478 km (0.097 R)
• M7: 6,451,408 km (0.117 R)
• M8: 9,885,726 km (0.07 R)
• M9: 11,767,518 km (0.101 R)
• M10: 12,793,161 km (0.086 R)
• M11: 17,826,531 km (0.109 R)
• M12: 20,889,697 km (0.092 R)
• M13: 23,247,808 km (0.111 R)
• M14: 25,778,406 km (0.044 R)
• M15: 32,749,667 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.5

Radius: 13.2

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.46 AU - 8.54 AU

Year: 9673 Days

Day: 11.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 131.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,138,991 km

• M1: 164,408 km (0.066 R)
• M2: 690,693 km (0.093 R)
• M3: 1,884,933 km (0.12 R)
• M4: 2,958,298 km (0.081 R)
• M5: 4,434,081 km (0.093 R)
• M6: 4,979,814 km (0.107 R)
• M7: 5,918,241 km (0.025 R)
• M8: 6,581,558 km (0.091 R)
• M9: 7,090,939 km (0.102 R)
• M10: 7,542,575 km (0.108 R)
• M11: 11,430,325 km (0.036 R)
• M12: 12,226,634 km (0.03 R)
• M13: 15,172,814 km (0.092 R)
• M14: 15,856,028 km (0.077 R)
• M15: 16,346,260 km (0.048 R)
• M16: 17,357,392 km (0.118 R)
• M17: 19,345,249 km (0.08 R)
• M18: 19,824,710 km (0.041 R)
• M19: 20,312,249 km (0.097 R)
• M20: 21,565,879 km (0.104 R)
• M21: 22,081,543 km (0.118 R)
• M22: 22,959,384 km (0.085 R)
• M23: 24,597,779 km (0.073 R)
• M24: 26,508,294 km (0.081 R)
• M25: 28,106,598 km (0.1 R)
• M26: 28,825,565 km (0.034 R)
• M27: 31,274,931 km (0.065 R)
• M28: 31,825,301 km (0.104 R)
• M29: 33,629,751 km (0.101 R)
• M30: 34,674,243 km (0.045 R)
• M31: 39,708,062 km (0.029 R)
• M32: 43,823,200 km (0.062 R)
• M33: 45,069,201 km (0.059 R)
• M34: 47,198,128 km (0.08 R)
• M35: 47,631,812 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.6

Radius: 7.7

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.02 AU - 10.84 AU

Year: 14400 Days

Day: 22.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,138,991 km

• M1: 96,042 km (0.113 R)
• M2: 688,001 km (0.041 R)
• M3: 1,073,365 km (0.106 R)
• M4: 1,550,582 km (0.1 R)
• M5: 1,936,395 km (0.076 R)
• M6: 2,201,632 km (0.111 R)
• M7: 2,645,489 km (0.058 R)
• M8: 3,855,885 km (0.026 R)
• M9: 6,007,252 km (0.099 R)
• M10: 6,451,558 km (0.097 R)
• M11: 6,960,789 km (0.093 R)
• M12: 7,405,543 km (0.07 R)
• M13: 9,753,781 km (0.115 R)
• M14: 11,610,889 km (0.114 R)
• M15: 12,622,769 km (0.109 R)
• M16: 13,829,874 km (0.085 R)
• M17: 20,674,276 km (0.119 R)
• M18: 21,038,547 km (0.106 R)
• M19: 21,407,007 km (0.103 R)
• M20: 24,309,355 km (0.106 R)
• M21: 25,644,815 km (0.116 R)
• M22: 33,685,701 km (0.096 R)
• M23: 34,827,880 km (0.072 R)
• M24: 37,457,960 km (0.12 R)
• M25: 38,408,954 km (0.111 R)
• M26: 39,795,278 km (0.115 R)
• M27: 40,500,781 km (0.036 R)
• M28: 42,814,611 km (0.106 R)
• M29: 46,916,585 km (0.047 R)
• M30: 48,500,078 km (0.119 R)
• M31: 48,981,933 km (0.083 R)
• M32: 50,446,796 km (0.082 R)
• M33: 57,850,544 km (0.119 R)
• M34: 60,223,764 km (0.103 R)
• M35: 61,153,515 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.6

Radius: 5.4

Gravity: 31.43 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 10.58 AU - 13.62 AU

Year: 17993 Days

Day: 20.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 111.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,138,991 km

• M1: 67,169 km (0.041 R)
• M2: 276,756 km (0.071 R)
• M3: 843,134 km (0.096 R)
• M4: 1,553,125 km (0.118 R)
• M5: 1,762,712 km (0.064 R)
• M6: 2,196,246 km (0.112 R)
• M7: 3,002,280 km (0.065 R)
• M8: 3,740,096 km (0.068 R)
• M9: 3,926,346 km (0.098 R)
• M10: 4,419,121 km (0.107 R)
• M11: 5,527,043 km (0.088 R)
• M12: 5,934,398 km (0.071 R)
• M13: 8,121,220 km (0.081 R)
• M14: 8,381,520 km (0.079 R)
• M15: 9,084,480 km (0.101 R)
• M16: 10,545,752 km (0.072 R)
• M17: 12,635,934 km (0.099 R)
• M18: 12,844,922 km (0.115 R)
• M19: 16,265,028 km (0.096 R)
• M20: 25,603,077 km (0.118 R)
• M21: 26,731,195 km (0.085 R)
• M22: 27,191,507 km (0.11 R)
• M23: 28,128,140 km (0.077 R)
• M24: 36,127,736 km (0.071 R)
• M25: 37,545,475 km (0.047 R)
• M26: 38,559,599 km (0.073 R)
• M27: 49,898,669 km (0.105 R)
• M28: 50,947,649 km (0.062 R)
• M29: 51,477,674 km (0.084 R)
• M30: 64,912,311 km (0.106 R)
• M31: 69,572,734 km (0.04 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 15,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit