🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.62 AU - 0.64 AU

Year: 193 Days

Day: 33.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.06 AU - 1.66 AU

Year: 611 Days

Day: 38.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.06 AU - 3.6 AU

Year: 2340 Days

Day: 25.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.97 AU - 3.69 AU

Year: 2340 Days

Day: 14.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,995,037 km

• M1: 20,944 km (0.108 R)

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148

Radius: 9.3

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.14 AU - 8.14 AU

Year: 6588 Days

Day: 7.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,995,037 km

• M1: 115,639 km (0.078 R)
• M2: 754,721 km (0.055 R)
• M3: 1,400,535 km (0.071 R)
• M4: 1,802,056 km (0.097 R)
• M5: 2,393,267 km (0.073 R)
• M6: 2,955,156 km (0.114 R)
• M7: 3,488,622 km (0.042 R)
• M8: 3,818,486 km (0.088 R)
• M9: 9,035,861 km (0.054 R)
• M10: 9,850,870 km (0.111 R)
• M11: 10,794,833 km (0.055 R)
• M12: 13,653,798 km (0.117 R)
• M13: 19,219,287 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.5

Radius: 12.1

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.67 AU - 6.85 AU

Year: 6767 Days

Day: 8.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,995,037 km

• M1: 152,440 km (0.098 R)
• M2: 637,586 km (0.061 R)
• M3: 1,202,767 km (0.106 R)
• M4: 1,689,858 km (0.07 R)
• M5: 2,197,892 km (0.105 R)
• M6: 2,770,253 km (0.115 R)
• M7: 5,331,668 km (0.109 R)
• M8: 5,896,998 km (0.093 R)
• M9: 6,667,876 km (0.061 R)
• M10: 7,687,835 km (0.045 R)
• M11: 8,293,556 km (0.096 R)
• M12: 11,470,566 km (0.096 R)
• M13: 11,911,431 km (0.101 R)
• M14: 12,827,569 km (0.07 R)
• M15: 13,356,397 km (0.071 R)
• M16: 15,323,011 km (0.089 R)
• M17: 17,156,482 km (0.063 R)
• M18: 17,540,201 km (0.084 R)
• M19: 18,126,176 km (0.1 R)
• M20: 19,268,954 km (0.085 R)
• M21: 27,415,455 km (0.062 R)
• M22: 28,028,358 km (0.099 R)
• M23: 29,646,708 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.4

Radius: 10.9

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.84 AU - 11.02 AU

Year: 12969 Days

Day: 8.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,995,037 km

• M1: 135,835 km (0.08 R)
• M2: 508,184 km (0.068 R)
• M3: 1,338,303 km (0.094 R)
• M4: 1,759,570 km (0.101 R)
• M5: 2,190,562 km (0.107 R)
• M6: 3,192,419 km (0.062 R)
• M7: 3,642,259 km (0.102 R)
• M8: 5,323,739 km (0.09 R)
• M9: 7,336,429 km (0.039 R)
• M10: 8,171,933 km (0.083 R)
• M11: 8,713,029 km (0.092 R)
• M12: 11,908,439 km (0.028 R)
• M13: 13,194,083 km (0.096 R)
• M14: 14,784,309 km (0.089 R)
• M15: 15,963,589 km (0.06 R)
• M16: 16,344,615 km (0.11 R)
• M17: 17,524,343 km (0.046 R)
• M18: 24,287,962 km (0.116 R)
• M19: 25,510,626 km (0.095 R)
• M20: 27,968,220 km (0.09 R)
• M21: 31,167,819 km (0.12 R)
• M22: 33,225,238 km (0.078 R)
• M23: 36,150,774 km (0.074 R)
• M24: 36,676,611 km (0.101 R)
• M25: 38,420,623 km (0.047 R)
• M26: 42,655,140 km (0.097 R)
• M27: 44,733,653 km (0.097 R)
• M28: 46,568,321 km (0.118 R)
• M29: 48,135,209 km (0.11 R)
• M30: 53,895,924 km (0.068 R)
• M31: 62,898,724 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29

Radius: 4.6

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 12.38 AU - 14.82 AU

Year: 19310 Days

Day: 22.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,995,037 km

• M1: 62,831 km (0.086 R)
• M2: 220,806 km (0.078 R)
• M3: 461,061 km (0.117 R)
• M4: 2,097,961 km (0.113 R)
• M5: 2,289,147 km (0.064 R)
• M6: 5,392,854 km (0.095 R)
• M7: 6,551,190 km (0.101 R)
• M8: 7,155,715 km (0.095 R)
• M9: 19,026,306 km (0.083 R)
• M10: 23,575,128 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.9

Radius: 5.5

Gravity: 14.71 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 14.67 AU - 15.33 AU

Year: 22367 Days

Day: 16.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,995,037 km

• M1: 74,051 km (0.087 R)
• M2: 284,685 km (0.05 R)
• M3: 495,917 km (0.105 R)
• M4: 1,314,965 km (0.114 R)
• M5: 1,495,680 km (0.112 R)
• M6: 1,762,712 km (0.079 R)
• M7: 2,594,177 km (0.058 R)
• M8: 2,880,806 km (0.115 R)
• M9: 4,676,130 km (0.109 R)
• M10: 6,110,175 km (0.06 R)
• M11: 7,199,697 km (0.028 R)
• M12: 8,010,816 km (0.111 R)
• M13: 10,568,042 km (0.092 R)
• M14: 11,676,712 km (0.069 R)
• M15: 16,406,099 km (0.064 R)
• M16: 17,972,838 km (0.119 R)
• M17: 18,748,652 km (0.055 R)
• M18: 20,645,404 km (0.112 R)
• M19: 24,500,690 km (0.111 R)
• M20: 28,116,172 km (0.095 R)
• M21: 29,160,515 km (0.049 R)
• M22: 29,632,945 km (0.101 R)
• M23: 32,575,086 km (0.119 R)
• M24: 33,211,625 km (0.111 R)
• M25: 43,780,116 km (0.117 R)
• M26: 44,244,019 km (0.086 R)
• M27: 51,601,691 km (0.059 R)
• M28: 59,923,970 km (0.088 R)
• M29: 62,428,388 km (0.117 R)
• M30: 67,233,472 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 11,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit