🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.5 AU - 0.62 AU

Year: 149 Days

Day: 47.7 Hours

Environment

Temp: 229 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 111,826,276 km

• M1: 20,645 km (0.07 R)
• M2: 31,715 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.7 AU - 0.9 AU

Year: 255 Days

Day: 16.4 Hours

Environment

Temp: 193 °C

Axial Tilt: 41.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.27 AU - 2.43 AU

Year: 1284 Days

Day: 39.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.66 AU - 3.12 AU

Year: 1751 Days

Day: 33.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,826,276 km

• M1: 37,848 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.57 AU - 5.57 AU

Year: 4069 Days

Day: 40.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 111,826,276 km

• M1: 187,147 km (0.103 R)
• M2: 1,030,729 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.7

Radius: 4.7

Gravity: 12.39 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 13.72 AU - 19.22 AU

Year: 23825 Days

Day: 19.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 111,826,276 km

• M1: 58,942 km (0.092 R)
• M2: 419,323 km (0.037 R)
• M3: 600,486 km (0.117 R)
• M4: 995,125 km (0.096 R)
• M5: 2,043,806 km (0.045 R)
• M6: 7,370,537 km (0.112 R)
• M7: 7,782,680 km (0.095 R)
• M8: 9,911,009 km (0.115 R)
• M9: 10,299,813 km (0.103 R)
• M10: 12,082,422 km (0.096 R)
• M11: 12,784,634 km (0.117 R)
• M12: 13,853,810 km (0.102 R)
• M13: 19,323,108 km (0.069 R)
• M14: 23,640,802 km (0.102 R)
• M15: 30,844,987 km (0.108 R)
• M16: 50,667,901 km (0.086 R)
• M17: 51,323,738 km (0.114 R)
• M18: 53,833,542 km (0.067 R)

Asteroid Belt

Center: 16.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.2

Radius: 4.5

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 12.97 AU - 21.33 AU

Year: 25316 Days

Day: 19.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 111,826,276 km

• M1: 55,950 km (0.045 R)
• M2: 213,476 km (0.096 R)
• M3: 1,125,425 km (0.113 R)
• M4: 1,989,801 km (0.027 R)
• M5: 4,774,266 km (0.108 R)
• M6: 6,134,859 km (0.118 R)
• M7: 13,693,591 km (0.068 R)
• M8: 14,807,496 km (0.113 R)
• M9: 21,641,726 km (0.093 R)
• M10: 24,724,638 km (0.119 R)
• M11: 27,261,070 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.4

Radius: 3.5

Gravity: 65.58 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 14.22 AU - 22.06 AU

Year: 27539 Days

Day: 16.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 151.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 111,826,276 km

• M1: 43,683 km (0.062 R)
• M2: 282,441 km (0.108 R)
• M3: 420,370 km (0.075 R)
• M4: 622,477 km (0.11 R)
• M5: 989,440 km (0.111 R)
• M6: 1,220,120 km (0.109 R)
• M7: 1,651,112 km (0.095 R)
• M8: 2,041,263 km (0.111 R)
• M9: 2,832,486 km (0.095 R)
• M10: 2,944,086 km (0.074 R)
• M11: 6,540,868 km (0.091 R)
• M12: 6,736,392 km (0.047 R)
• M13: 7,138,810 km (0.103 R)
• M14: 9,332,962 km (0.092 R)
• M15: 9,896,498 km (0.11 R)
• M16: 10,024,703 km (0.107 R)
• M17: 10,350,228 km (0.117 R)
• M18: 10,615,615 km (0.048 R)
• M19: 11,229,265 km (0.083 R)
• M20: 12,083,918 km (0.107 R)
• M21: 16,025,223 km (0.096 R)
• M22: 16,469,828 km (0.109 R)
• M23: 16,922,810 km (0.064 R)
• M24: 18,139,191 km (0.031 R)
• M25: 20,328,256 km (0.093 R)
• M26: 21,486,144 km (0.117 R)
• M27: 22,135,847 km (0.113 R)
• M28: 24,866,008 km (0.09 R)
• M29: 37,717,363 km (0.064 R)
• M30: 38,345,225 km (0.049 R)
• M31: 40,597,721 km (0.057 R)
• M32: 43,966,216 km (0.102 R)
• M33: 46,791,521 km (0.099 R)
• M34: 48,988,216 km (0.103 R)
• M35: 52,216,389 km (0.092 R)
• M36: 57,011,150 km (0.045 R)
• M37: 65,414,063 km (0.092 R)
• M38: 73,869,484 km (0.108 R)
• M39: 74,605,356 km (0.074 R)
• M40: 76,841,993 km (0.112 R)
• M41: 89,252,034 km (0.049 R)
• M42: 91,489,121 km (0.104 R)
• M43: 91,771,412 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.6

Radius: 6.7

Gravity: 19.15 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 16.54 AU - 23.4 AU

Year: 31810 Days

Day: 15.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 111,826,276 km

• M1: 92,900 km (0.118 R)
• M2: 507,586 km (0.112 R)
• M3: 1,209,499 km (0.064 R)
• M4: 1,647,521 km (0.081 R)
• M5: 2,780,576 km (0.05 R)
• M6: 3,316,585 km (0.097 R)
• M7: 4,284,333 km (0.073 R)
• M8: 5,606,928 km (0.096 R)
• M9: 10,959,989 km (0.076 R)
• M10: 11,610,889 km (0.062 R)
• M11: 14,732,398 km (0.055 R)
• M12: 31,628,431 km (0.094 R)
• M13: 36,791,951 km (0.079 R)
• M14: 41,444,594 km (0.044 R)
• M15: 44,633,871 km (0.061 R)
• M16: 50,110,350 km (0.091 R)
• M17: 52,704,377 km (0.085 R)
• M18: 54,137,525 km (0.084 R)
• M19: 61,021,121 km (0.081 R)
• M20: 63,976,427 km (0.098 R)
• M21: 81,002,011 km (0.074 R)
• M22: 89,674,948 km (0.092 R)
• M23: 98,637,655 km (0.039 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 14,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit