🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.62 AU - 0.7 AU

Year: 195 Days

Day: 37.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,822,084 km

• M1: 133,441 km (0.11 R)
• M2: 480,808 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.74 AU - 1.16 AU

Year: 337 Days

Day: 25.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.96 AU - 1.12 AU

Year: 385 Days

Day: 34.5 Hours

Environment

Temp: 22 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 91,822,084 km

• M1: 40,391 km (0.075 R)
• M2: 64,028 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.98 AU - 2.06 AU

Year: 1043 Days

Day: 30.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.2

Radius: 11.3

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.95 AU - 6.45 AU

Year: 4310 Days

Day: 7.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,822,084 km

• M1: 140,472 km (0.094 R)
• M2: 582,833 km (0.097 R)
• M3: 1,252,433 km (0.086 R)
• M4: 1,999,675 km (0.105 R)
• M5: 3,085,007 km (0.033 R)
• M6: 5,161,875 km (0.114 R)
• M7: 5,806,941 km (0.098 R)
• M8: 6,531,144 km (0.109 R)
• M9: 7,119,811 km (0.105 R)
• M10: 10,975,397 km (0.097 R)
• M11: 12,360,225 km (0.093 R)
• M12: 14,696,196 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.4

Radius: 7.9

Gravity: 12.2 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.71 AU - 12.91 AU

Year: 16663 Days

Day: 16.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,822,084 km

• M1: 98,286 km (0.115 R)
• M2: 631,004 km (0.085 R)
• M3: 957,277 km (0.1 R)
• M4: 1,365,978 km (0.119 R)
• M5: 1,644,529 km (0.089 R)
• M6: 2,017,776 km (0.117 R)
• M7: 2,765,466 km (0.047 R)
• M8: 3,111,785 km (0.075 R)
• M9: 4,075,196 km (0.106 R)
• M10: 5,151,552 km (0.07 R)
• M11: 6,239,278 km (0.06 R)
• M12: 7,379,813 km (0.095 R)
• M13: 8,097,882 km (0.076 R)
• M14: 8,550,715 km (0.108 R)
• M15: 10,473,347 km (0.103 R)
• M16: 11,379,461 km (0.09 R)
• M17: 12,141,064 km (0.082 R)
• M18: 13,140,527 km (0.084 R)
• M19: 14,852,077 km (0.06 R)
• M20: 18,885,385 km (0.049 R)
• M21: 19,771,453 km (0.073 R)
• M22: 21,152,092 km (0.079 R)
• M23: 21,721,910 km (0.033 R)
• M24: 30,569,427 km (0.086 R)
• M25: 31,420,340 km (0.097 R)
• M26: 36,996,900 km (0.072 R)
• M27: 37,685,200 km (0.097 R)
• M28: 41,847,312 km (0.114 R)
• M29: 43,198,779 km (0.105 R)
• M30: 52,096,262 km (0.083 R)
• M31: 56,334,070 km (0.12 R)
• M32: 57,612,234 km (0.048 R)
• M33: 62,334,441 km (0.061 R)
• M34: 63,113,247 km (0.057 R)
• M35: 68,334,063 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.4

Radius: 3.5

Gravity: 19.79 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 10.4 AU - 16.48 AU

Year: 17907 Days

Day: 22.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,822,084 km

• M1: 43,533 km (0.068 R)
• M2: 320,588 km (0.112 R)
• M3: 486,642 km (0.095 R)
• M4: 612,454 km (0.111 R)
• M5: 862,133 km (0.075 R)
• M6: 1,163,722 km (0.084 R)
• M7: 1,287,140 km (0.096 R)
• M8: 1,488,798 km (0.1 R)
• M9: 1,711,250 km (0.078 R)
• M10: 2,077,017 km (0.102 R)
• M11: 2,278,376 km (0.09 R)
• M12: 2,492,600 km (0.107 R)
• M13: 3,052,395 km (0.07 R)
• M14: 3,639,716 km (0.114 R)
• M15: 4,717,868 km (0.08 R)
• M16: 4,905,613 km (0.118 R)
• M17: 6,362,846 km (0.116 R)
• M18: 7,649,986 km (0.08 R)
• M19: 8,399,771 km (0.118 R)
• M20: 8,910,199 km (0.078 R)
• M21: 9,840,249 km (0.097 R)
• M22: 11,160,151 km (0.077 R)
• M23: 11,270,554 km (0.035 R)
• M24: 12,415,426 km (0.113 R)
• M25: 13,825,087 km (0.101 R)
• M26: 14,339,405 km (0.09 R)
• M27: 19,877,817 km (0.112 R)
• M28: 21,033,012 km (0.087 R)
• M29: 21,201,459 km (0.062 R)
• M30: 23,295,530 km (0.116 R)
• M31: 23,931,321 km (0.098 R)
• M32: 24,953,523 km (0.088 R)
• M33: 26,394,001 km (0.059 R)
• M34: 30,396,791 km (0.107 R)
• M35: 31,046,345 km (0.025 R)
• M36: 32,598,124 km (0.091 R)
• M37: 44,653,618 km (0.092 R)
• M38: 46,057,893 km (0.077 R)
• M39: 48,218,984 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.3

Radius: 3.5

Gravity: 61 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 13.62 AU - 20.3 AU

Year: 25384 Days

Day: 17.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,822,084 km

• M1: 43,533 km (0.073 R)
• M2: 264,339 km (0.063 R)
• M3: 419,472 km (0.045 R)
• M4: 561,142 km (0.109 R)
• M5: 745,147 km (0.092 R)
• M6: 1,360,443 km (0.077 R)
• M7: 1,565,392 km (0.1 R)
• M8: 2,123,691 km (0.103 R)
• M9: 3,878,175 km (0.11 R)
• M10: 4,768,133 km (0.108 R)
• M11: 4,883,473 km (0.106 R)
• M12: 5,529,736 km (0.055 R)
• M13: 7,039,328 km (0.081 R)
• M14: 7,915,074 km (0.085 R)
• M15: 11,515,894 km (0.077 R)
• M16: 12,004,481 km (0.066 R)
• M17: 12,726,291 km (0.099 R)
• M18: 14,018,966 km (0.088 R)
• M19: 14,818,866 km (0.095 R)
• M20: 17,219,762 km (0.069 R)
• M21: 17,491,432 km (0.1 R)
• M22: 21,288,076 km (0.089 R)
• M23: 22,022,901 km (0.029 R)
• M24: 22,774,630 km (0.088 R)
• M25: 25,834,355 km (0.098 R)
• M26: 30,062,739 km (0.093 R)
• M27: 36,634,574 km (0.118 R)
• M28: 36,933,620 km (0.084 R)
• M29: 39,073,169 km (0.091 R)
• M30: 46,332,854 km (0.047 R)
• M31: 54,053,451 km (0.065 R)
• M32: 55,025,986 km (0.103 R)
• M33: 55,615,103 km (0.105 R)
• M34: 61,739,041 km (0.063 R)
• M35: 68,750,245 km (0.087 R)
• M36: 90,725,125 km (0.083 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 19,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit