🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.59 AU - 0.85 AU

Year: 215 Days

Day: 45.4 Hours

Environment

Temp: 147 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.1 AU - 1.78 AU

Year: 607 Days

Day: 29.5 Hours

Environment

Temp: -9 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.34 AU - 3.9 AU

Year: 1937 Days

Day: 29 Hours

Environment

Temp: -92 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.4

Radius: 10.7

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.72 AU - 8.14 AU

Year: 7118 Days

Day: 8.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 94,495,359 km

• M1: 133,441 km (0.102 R)
• M2: 514,467 km (0.107 R)
• M3: 1,073,514 km (0.099 R)
• M4: 1,612,964 km (0.034 R)
• M5: 2,123,841 km (0.067 R)
• M6: 2,575,776 km (0.064 R)
• M7: 3,091,590 km (0.097 R)
• M8: 4,424,058 km (0.057 R)
• M9: 5,219,021 km (0.114 R)
• M10: 6,525,160 km (0.08 R)
• M11: 7,487,373 km (0.096 R)
• M12: 8,215,317 km (0.111 R)
• M13: 11,029,552 km (0.064 R)
• M14: 12,581,779 km (0.072 R)
• M15: 18,476,235 km (0.066 R)
• M16: 22,933,204 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.5

Radius: 8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 11.46 AU - 12.58 AU

Year: 14647 Days

Day: 7.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 94,495,359 km

• M1: 101,128 km (0.073 R)
• M2: 381,774 km (0.103 R)
• M3: 670,647 km (0.086 R)
• M4: 976,874 km (0.111 R)
• M5: 1,453,194 km (0.115 R)
• M6: 1,898,247 km (0.088 R)
• M7: 2,506,961 km (0.105 R)
• M8: 4,552,263 km (0.102 R)
• M9: 5,121,932 km (0.062 R)
• M10: 5,440,426 km (0.052 R)
• M11: 6,152,512 km (0.047 R)
• M12: 6,810,892 km (0.116 R)
• M13: 7,354,830 km (0.076 R)
• M14: 9,300,649 km (0.11 R)
• M15: 11,034,040 km (0.085 R)
• M16: 11,675,067 km (0.069 R)
• M17: 12,740,353 km (0.089 R)
• M18: 16,736,561 km (0.083 R)
• M19: 19,898,910 km (0.09 R)
• M20: 22,580,602 km (0.116 R)
• M21: 23,700,192 km (0.109 R)
• M22: 25,310,763 km (0.09 R)
• M23: 27,184,476 km (0.118 R)
• M24: 27,473,350 km (0.115 R)
• M25: 27,861,556 km (0.112 R)
• M26: 29,552,760 km (0.081 R)
• M27: 30,786,943 km (0.106 R)
• M28: 34,133,746 km (0.06 R)
• M29: 37,835,097 km (0.111 R)
• M30: 40,529,504 km (0.067 R)
• M31: 42,180,466 km (0.058 R)
• M32: 43,087,628 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.9

Radius: 7.8

Gravity: 14.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 14.28 AU - 19.36 AU

Year: 24245 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,495,359 km

• M1: 96,939 km (0.082 R)
• M2: 348,862 km (0.104 R)
• M3: 681,119 km (0.114 R)
• M4: 1,881,642 km (0.092 R)
• M5: 2,199,687 km (0.112 R)
• M6: 2,809,897 km (0.082 R)
• M7: 4,082,675 km (0.052 R)
• M8: 4,693,932 km (0.069 R)
• M9: 5,701,624 km (0.055 R)
• M10: 7,345,555 km (0.077 R)
• M11: 8,029,516 km (0.119 R)
• M12: 11,400,106 km (0.094 R)
• M13: 11,677,011 km (0.088 R)
• M14: 15,025,461 km (0.09 R)
• M15: 16,651,141 km (0.079 R)
• M16: 17,644,171 km (0.106 R)
• M17: 21,588,768 km (0.104 R)
• M18: 26,324,139 km (0.052 R)
• M19: 29,970,138 km (0.055 R)
• M20: 30,365,525 km (0.114 R)
• M21: 32,533,199 km (0.026 R)
• M22: 32,811,151 km (0.11 R)
• M23: 34,368,764 km (0.097 R)
• M24: 48,463,128 km (0.094 R)
• M25: 53,707,880 km (0.1 R)
• M26: 58,699,661 km (0.091 R)
• M27: 62,479,252 km (0.087 R)
• M28: 63,340,786 km (0.064 R)
• M29: 79,978,014 km (0.097 R)
• M30: 82,532,696 km (0.07 R)
• M31: 83,309,558 km (0.085 R)
• M32: 91,348,349 km (0.109 R)
• M33: 92,736,618 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.7

Radius: 5.3

Gravity: 19.43 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 16.79 AU - 22.85 AU

Year: 31012 Days

Day: 16.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,495,359 km

• M1: 66,571 km (0.105 R)
• M2: 314,006 km (0.062 R)
• M3: 529,876 km (0.106 R)
• M4: 723,904 km (0.1 R)
• M5: 1,155,943 km (0.06 R)
• M6: 2,906,387 km (0.09 R)
• M7: 3,909,890 km (0.061 R)
• M8: 4,255,012 km (0.11 R)
• M9: 5,085,580 km (0.104 R)
• M10: 6,064,249 km (0.104 R)
• M11: 6,913,217 km (0.092 R)
• M12: 8,387,205 km (0.055 R)
• M13: 9,745,254 km (0.106 R)
• M14: 11,311,993 km (0.112 R)
• M15: 11,940,603 km (0.115 R)
• M16: 16,649,196 km (0.091 R)
• M17: 17,924,368 km (0.112 R)
• M18: 23,119,902 km (0.06 R)
• M19: 23,903,346 km (0.092 R)
• M20: 33,578,439 km (0.082 R)
• M21: 37,255,255 km (0.082 R)
• M22: 39,903,287 km (0.096 R)
• M23: 42,507,637 km (0.1 R)
• M24: 43,008,341 km (0.11 R)
• M25: 45,744,934 km (0.059 R)
• M26: 46,094,994 km (0.078 R)
• M27: 46,977,771 km (0.099 R)
• M28: 48,595,372 km (0.068 R)
• M29: 50,809,271 km (0.056 R)
• M30: 62,033,749 km (0.061 R)
• M31: 65,742,131 km (0.113 R)
• M32: 74,077,574 km (0.088 R)
• M33: 75,531,965 km (0.084 R)
• M34: 77,252,640 km (0.109 R)
• M35: 78,497,444 km (0.087 R)
• M36: 81,283,255 km (0.089 R)
• M37: 93,366,724 km (0.107 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 10,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit