🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.47 AU - 0.59 AU

Year: 140 Days

Day: 46.7 Hours

Environment

Temp: 230 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.61 AU - 0.93 AU

Year: 246 Days

Day: 28.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.96 AU - 1.18 AU

Year: 402 Days

Day: 24.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.93 AU - 1.39 AU

Year: 454 Days

Day: 16.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.94 AU - 1.46 AU

Year: 478 Days

Day: 27.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.43 AU - 3.29 AU

Year: 1758 Days

Day: 32.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.6

Radius: 12.8

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.27 AU - 8.51 AU

Year: 7301 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,258,449 km

• M1: 162,164 km (0.052 R)
• M2: 936,034 km (0.079 R)
• M3: 1,556,715 km (0.085 R)
• M4: 1,991,297 km (0.109 R)
• M5: 3,170,876 km (0.076 R)
• M6: 4,132,492 km (0.119 R)
• M7: 4,618,535 km (0.101 R)
• M8: 6,342,351 km (0.119 R)
• M9: 6,958,096 km (0.066 R)
• M10: 7,402,103 km (0.047 R)
• M11: 7,974,614 km (0.103 R)
• M12: 8,385,110 km (0.11 R)
• M13: 10,171,309 km (0.04 R)
• M14: 10,789,597 km (0.115 R)
• M15: 13,727,699 km (0.077 R)
• M16: 15,552,943 km (0.074 R)
• M17: 16,018,790 km (0.102 R)
• M18: 18,489,549 km (0.091 R)
• M19: 19,211,209 km (0.069 R)
• M20: 19,951,718 km (0.032 R)
• M21: 21,922,521 km (0.096 R)
• M22: 28,784,874 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.7

Radius: 12.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 9.57 AU - 13.03 AU

Year: 13805 Days

Day: 14.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 88,258,449 km

• M1: 166,951 km (0.114 R)
• M2: 800,947 km (0.096 R)
• M3: 1,350,719 km (0.094 R)
• M4: 2,042,609 km (0.055 R)
• M5: 2,593,129 km (0.102 R)
• M6: 3,750,119 km (0.09 R)
• M7: 4,341,330 km (0.068 R)
• M8: 6,189,014 km (0.083 R)
• M9: 8,098,331 km (0.104 R)
• M10: 8,655,284 km (0.088 R)
• M11: 9,487,946 km (0.085 R)
• M12: 10,160,239 km (0.03 R)
• M13: 13,489,838 km (0.05 R)
• M14: 14,074,916 km (0.085 R)
• M15: 15,576,878 km (0.116 R)
• M16: 16,808,817 km (0.092 R)
• M17: 17,716,726 km (0.104 R)
• M18: 18,418,939 km (0.082 R)
• M19: 23,120,800 km (0.098 R)
• M20: 23,584,254 km (0.074 R)
• M21: 25,402,616 km (0.106 R)
• M22: 26,396,395 km (0.097 R)
• M23: 32,446,282 km (0.042 R)
• M24: 33,734,469 km (0.08 R)
• M25: 37,167,142 km (0.099 R)
• M26: 43,441,726 km (0.071 R)
• M27: 48,700,390 km (0.072 R)
• M28: 50,855,198 km (0.116 R)
• M29: 54,859,933 km (0.046 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.4

Radius: 3.2

Gravity: 96.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 15.54 AU - 18.76 AU

Year: 25812 Days

Day: 23.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 88,258,449 km

• M1: 41,738 km (0.037 R)
• M2: 141,819 km (0.066 R)
• M3: 290,669 km (0.068 R)
• M4: 750,233 km (0.091 R)
• M5: 1,067,231 km (0.073 R)
• M6: 1,232,387 km (0.082 R)
• M7: 1,449,155 km (0.082 R)
• M8: 1,576,163 km (0.077 R)
• M9: 2,160,044 km (0.104 R)
• M10: 3,349,347 km (0.087 R)
• M11: 4,082,376 km (0.035 R)
• M12: 5,459,125 km (0.11 R)
• M13: 5,678,286 km (0.098 R)
• M14: 6,418,945 km (0.073 R)
• M15: 7,066,255 km (0.093 R)
• M16: 8,665,307 km (0.084 R)
• M17: 9,206,702 km (0.098 R)
• M18: 9,770,387 km (0.12 R)
• M19: 10,093,219 km (0.09 R)
• M20: 15,477,097 km (0.091 R)
• M21: 17,943,816 km (0.055 R)
• M22: 19,726,424 km (0.045 R)
• M23: 20,871,895 km (0.045 R)
• M24: 21,191,885 km (0.035 R)
• M25: 22,728,255 km (0.11 R)
• M26: 24,930,036 km (0.107 R)
• M27: 25,532,168 km (0.097 R)
• M28: 26,515,624 km (0.089 R)
• M29: 32,808,459 km (0.114 R)
• M30: 42,878,190 km (0.113 R)
• M31: 50,114,539 km (0.099 R)
• M32: 53,620,514 km (0.052 R)
• M33: 55,637,094 km (0.108 R)
• M34: 60,250,542 km (0.03 R)
• M35: 60,466,113 km (0.07 R)
• M36: 62,649,943 km (0.084 R)
• M37: 66,943,102 km (0.084 R)
• M38: 72,397,142 km (0.076 R)
• M39: 72,884,831 km (0.115 R)
• M40: 74,858,027 km (0.048 R)
• M41: 75,107,107 km (0.066 R)
• M42: 77,374,113 km (0.119 R)
• M43: 85,531,236 km (0.118 R)
• M44: 86,898,411 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.6

Radius: 3.4

Gravity: 47.54 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 15.48 AU - 20.64 AU

Year: 27894 Days

Day: 19.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,258,449 km

• M1: 42,336 km (0.107 R)
• M2: 153,338 km (0.119 R)
• M3: 396,883 km (0.103 R)
• M4: 824,733 km (0.082 R)
• M5: 3,955,667 km (0.12 R)
• M6: 4,959,768 km (0.085 R)
• M7: 6,438,992 km (0.089 R)
• M8: 7,505,774 km (0.103 R)
• M9: 8,080,978 km (0.069 R)
• M10: 9,201,167 km (0.096 R)
• M11: 9,556,462 km (0.084 R)
• M12: 10,420,838 km (0.105 R)
• M13: 11,003,223 km (0.115 R)
• M14: 12,232,767 km (0.079 R)
• M15: 14,799,418 km (0.114 R)
• M16: 27,293,683 km (0.105 R)
• M17: 31,883,345 km (0.074 R)
• M18: 32,287,559 km (0.085 R)
• M19: 41,905,505 km (0.118 R)
• M20: 42,390,352 km (0.076 R)
• M21: 54,793,661 km (0.043 R)
• M22: 69,635,116 km (0.063 R)
• M23: 74,725,184 km (0.096 R)
• M24: 81,053,772 km (0.054 R)
• M25: 85,638,348 km (0.113 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 14,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit