🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.69 AU - 0.93 AU

Year: 264 Days

Day: 14 Hours

Environment

Temp: 186 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.66 AU - 1.06 AU

Year: 288 Days

Day: 27.7 Hours

Environment

Temp: 111 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.1 AU - 1.46 AU

Year: 524 Days

Day: 28.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,794,322 km

• M1: 389,104 km (0.061 R)

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.54 AU - 2.7 AU

Year: 1534 Days

Day: 34.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,794,322 km

• M1: 1,174,792 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.47 AU - 3.33 AU

Year: 1786 Days

Day: 47 Hours

Environment

Temp: -93 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 10.3

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.74 AU - 9.48 AU

Year: 7592 Days

Day: 11.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,794,322 km

• M1: 128,953 km (0.073 R)
• M2: 491,279 km (0.115 R)
• M3: 918,232 km (0.08 R)
• M4: 1,406,220 km (0.071 R)
• M5: 2,306,350 km (0.105 R)
• M6: 3,115,974 km (0.059 R)
• M7: 4,232,423 km (0.093 R)
• M8: 4,797,604 km (0.084 R)
• M9: 5,381,783 km (0.071 R)
• M10: 5,850,623 km (0.048 R)
• M11: 7,161,250 km (0.115 R)
• M12: 8,004,384 km (0.099 R)
• M13: 8,532,913 km (0.064 R)
• M14: 9,480,316 km (0.114 R)
• M15: 13,521,852 km (0.054 R)
• M16: 15,919,009 km (0.064 R)
• M17: 16,495,110 km (0.111 R)
• M18: 17,756,968 km (0.087 R)
• M19: 18,516,327 km (0.069 R)
• M20: 19,586,550 km (0.114 R)
• M21: 20,248,221 km (0.08 R)
• M22: 20,622,216 km (0.103 R)
• M23: 21,616,144 km (0.077 R)
• M24: 23,699,444 km (0.116 R)
• M25: 25,913,194 km (0.094 R)
• M26: 27,799,174 km (0.108 R)
• M27: 28,168,531 km (0.118 R)
• M28: 30,258,862 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.7

Radius: 11.3

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 9.38 AU - 13.48 AU

Year: 13975 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,794,322 km

• M1: 140,622 km (0.087 R)
• M2: 676,182 km (0.072 R)
• M3: 3,362,661 km (0.083 R)
• M4: 4,456,221 km (0.073 R)
• M5: 4,826,775 km (0.091 R)
• M6: 5,285,293 km (0.088 R)
• M7: 5,701,324 km (0.091 R)
• M8: 6,214,296 km (0.119 R)
• M9: 8,302,532 km (0.099 R)
• M10: 9,862,688 km (0.098 R)
• M11: 10,228,455 km (0.088 R)
• M12: 12,740,203 km (0.104 R)
• M13: 14,007,597 km (0.106 R)
• M14: 15,080,812 km (0.103 R)
• M15: 16,571,405 km (0.109 R)
• M16: 18,080,249 km (0.103 R)
• M17: 18,948,066 km (0.104 R)
• M18: 21,023,737 km (0.092 R)
• M19: 23,802,816 km (0.04 R)
• M20: 24,272,853 km (0.116 R)
• M21: 25,720,362 km (0.105 R)
• M22: 27,020,816 km (0.102 R)
• M23: 28,050,648 km (0.092 R)
• M24: 29,106,360 km (0.097 R)
• M25: 31,748,109 km (0.116 R)
• M26: 32,317,927 km (0.111 R)
• M27: 38,655,342 km (0.044 R)
• M28: 43,358,250 km (0.106 R)
• M29: 43,778,321 km (0.039 R)
• M30: 45,341,768 km (0.093 R)
• M31: 48,579,814 km (0.084 R)
• M32: 49,032,946 km (0.084 R)
• M33: 50,409,396 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.8

Radius: 7.3

Gravity: 13.73 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 12.14 AU - 13.68 AU

Year: 16776 Days

Day: 21.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,794,322 km

• M1: 92,003 km (0.036 R)
• M2: 430,243 km (0.086 R)
• M3: 898,934 km (0.054 R)
• M4: 1,209,648 km (0.111 R)
• M5: 1,775,876 km (0.097 R)
• M6: 2,050,987 km (0.067 R)
• M7: 3,207,977 km (0.097 R)
• M8: 3,763,434 km (0.041 R)
• M9: 4,064,275 km (0.097 R)
• M10: 4,748,835 km (0.052 R)
• M11: 6,097,310 km (0.092 R)
• M12: 6,859,661 km (0.083 R)
• M13: 7,448,628 km (0.098 R)
• M14: 7,972,819 km (0.047 R)
• M15: 8,419,817 km (0.07 R)
• M16: 9,917,890 km (0.072 R)
• M17: 10,260,768 km (0.042 R)
• M18: 12,159,315 km (0.053 R)
• M19: 12,818,593 km (0.116 R)
• M20: 13,362,979 km (0.109 R)
• M21: 17,284,388 km (0.044 R)
• M22: 17,948,902 km (0.084 R)
• M23: 18,977,238 km (0.112 R)
• M24: 21,719,217 km (0.113 R)
• M25: 24,403,302 km (0.113 R)
• M26: 27,189,563 km (0.094 R)
• M27: 30,419,680 km (0.1 R)
• M28: 31,143,734 km (0.047 R)
• M29: 32,626,099 km (0.064 R)
• M30: 35,332,474 km (0.066 R)
• M31: 37,354,888 km (0.08 R)
• M32: 38,045,730 km (0.059 R)
• M33: 41,481,246 km (0.053 R)
• M34: 42,670,698 km (0.074 R)
• M35: 45,744,037 km (0.078 R)
• M36: 51,132,103 km (0.097 R)
• M37: 65,716,998 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 594.3

Radius: 4

Gravity: 37.14 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.29 AU - 14.63 AU

Year: 16873 Days

Day: 21.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,794,322 km

• M1: 50,265 km (0.087 R)
• M2: 440,117 km (0.112 R)
• M3: 767,736 km (0.104 R)
• M4: 1,227,600 km (0.058 R)
• M5: 1,780,364 km (0.097 R)
• M6: 2,505,764 km (0.099 R)
• M7: 2,639,654 km (0.111 R)
• M8: 5,269,585 km (0.118 R)
• M9: 6,188,714 km (0.073 R)
• M10: 6,944,782 km (0.118 R)
• M11: 7,299,927 km (0.094 R)
• M12: 8,240,300 km (0.103 R)
• M13: 8,537,550 km (0.061 R)
• M14: 9,798,212 km (0.077 R)
• M15: 10,704,476 km (0.106 R)
• M16: 13,145,165 km (0.067 R)
• M17: 14,963,377 km (0.074 R)
• M18: 15,932,472 km (0.049 R)
• M19: 16,705,893 km (0.062 R)
• M20: 23,320,662 km (0.062 R)
• M21: 24,417,514 km (0.079 R)
• M22: 29,954,580 km (0.048 R)
• M23: 34,585,233 km (0.064 R)
• M24: 39,391,513 km (0.119 R)
• M25: 45,232,711 km (0.07 R)
• M26: 48,039,616 km (0.109 R)
• M27: 56,618,605 km (0.044 R)
• M28: 60,428,863 km (0.07 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 13,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit