🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.53 AU - 0.59 AU

Year: 275 Days

Day: 36.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,324,057 km

• M1: 114,442 km (0.073 R)
• M2: 480,658 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809

Radius: 11

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.65 AU - 0.85 AU

Year: 426 Days

Day: 12.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,324,057 km

• M1: 136,732 km (0.064 R)
• M2: 878,738 km (0.102 R)
• M3: 1,285,794 km (0.081 R)
• M4: 1,789,041 km (0.069 R)
• M5: 2,488,112 km (0.09 R)
• M6: 2,832,187 km (0.037 R)
• M7: 3,185,238 km (0.071 R)
• M8: 3,927,842 km (0.074 R)
• M9: 5,172,945 km (0.118 R)
• M10: 5,619,046 km (0.067 R)
• M11: 6,144,733 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.8

Radius: 11.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.24 AU - 1.44 AU

Year: 1018 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,324,057 km

• M1: 145,110 km (0.079 R)
• M2: 507,735 km (0.094 R)
• M3: 1,036,414 km (0.041 R)
• M4: 1,416,093 km (0.079 R)
• M5: 2,374,268 km (0.111 R)
• M6: 3,492,661 km (0.085 R)
• M7: 3,975,863 km (0.085 R)
• M8: 4,385,462 km (0.088 R)
• M9: 5,543,798 km (0.039 R)
• M10: 6,241,074 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 13.4

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.47 AU - 3.05 AU

Year: 3008 Days

Day: 6.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,324,057 km

• M1: 166,652 km (0.116 R)
• M2: 718,668 km (0.118 R)
• M3: 1,261,559 km (0.082 R)
• M4: 2,077,914 km (0.099 R)
• M5: 2,507,560 km (0.107 R)
• M6: 2,934,512 km (0.095 R)
• M7: 3,445,089 km (0.112 R)
• M8: 3,861,869 km (0.077 R)
• M9: 4,477,763 km (0.099 R)
• M10: 4,931,494 km (0.062 R)
• M11: 5,983,466 km (0.105 R)
• M12: 6,401,293 km (0.083 R)
• M13: 7,804,222 km (0.081 R)
• M14: 9,438,279 km (0.106 R)
• M15: 10,115,509 km (0.087 R)
• M16: 11,094,627 km (0.086 R)
• M17: 12,012,559 km (0.071 R)
• M18: 12,980,607 km (0.09 R)
• M19: 13,505,995 km (0.117 R)
• M20: 14,413,007 km (0.084 R)
• M21: 15,457,350 km (0.106 R)
• M22: 17,117,736 km (0.074 R)
• M23: 17,696,680 km (0.112 R)

Asteroid Belt

Center: 3.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.9

Radius: 13.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.72 AU - 4.56 AU

Year: 5526 Days

Day: 7.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,324,057 km

• M1: 164,408 km (0.081 R)
• M2: 711,936 km (0.1 R)
• M3: 1,191,846 km (0.11 R)
• M4: 2,054,278 km (0.104 R)
• M5: 2,616,616 km (0.082 R)
• M6: 4,870,757 km (0.09 R)
• M7: 5,566,238 km (0.049 R)
• M8: 6,026,550 km (0.112 R)
• M9: 7,666,891 km (0.114 R)
• M10: 9,792,228 km (0.071 R)
• M11: 10,551,886 km (0.101 R)
• M12: 11,396,216 km (0.061 R)
• M13: 11,952,271 km (0.07 R)
• M14: 14,899,948 km (0.12 R)
• M15: 16,250,667 km (0.089 R)
• M16: 17,376,690 km (0.106 R)
• M17: 21,835,604 km (0.112 R)
• M18: 24,025,568 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.3

Radius: 9.7

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.87 AU - 5.69 AU

Year: 6856 Days

Day: 12.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,324,057 km

• M1: 120,576 km (0.109 R)
• M2: 460,761 km (0.048 R)
• M3: 985,401 km (0.028 R)
• M4: 1,331,870 km (0.117 R)
• M5: 1,760,019 km (0.095 R)
• M6: 2,080,607 km (0.083 R)
• M7: 3,431,476 km (0.033 R)
• M8: 5,969,404 km (0.1 R)
• M9: 7,931,380 km (0.076 R)
• M10: 10,738,434 km (0.101 R)
• M11: 12,165,149 km (0.091 R)
• M12: 13,288,779 km (0.102 R)
• M13: 15,682,644 km (0.074 R)
• M14: 18,090,272 km (0.038 R)
• M15: 18,745,361 km (0.071 R)
• M16: 19,213,154 km (0.107 R)
• M17: 20,172,076 km (0.103 R)
• M18: 22,259,714 km (0.105 R)
• M19: 30,194,834 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.7

Radius: 13.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.03 AU - 6.51 AU

Year: 9092 Days

Day: 13.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,324,057 km

• M1: 174,581 km (0.102 R)
• M2: 612,304 km (0.082 R)
• M3: 2,569,493 km (0.1 R)
• M4: 3,797,392 km (0.095 R)
• M5: 8,849,462 km (0.038 R)
• M6: 10,879,056 km (0.117 R)
• M7: 14,027,194 km (0.099 R)
• M8: 18,404,278 km (0.117 R)
• M9: 25,581,984 km (0.056 R)
• M10: 27,830,589 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.5

Radius: 3.3

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.02 AU - 7.84 AU

Year: 10696 Days

Day: 21.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,324,057 km

• M1: 41,887 km (0.113 R)
• M2: 156,330 km (0.069 R)
• M3: 320,289 km (0.068 R)
• M4: 971,638 km (0.099 R)
• M5: 1,470,697 km (0.032 R)
• M6: 1,937,442 km (0.086 R)
• M7: 2,081,654 km (0.115 R)
• M8: 4,111,099 km (0.05 R)
• M9: 4,261,744 km (0.097 R)
• M10: 7,049,500 km (0.111 R)
• M11: 9,229,590 km (0.099 R)
• M12: 9,600,443 km (0.106 R)
• M13: 12,570,111 km (0.105 R)
• M14: 14,261,464 km (0.094 R)
• M15: 15,110,432 km (0.111 R)
• M16: 18,202,620 km (0.116 R)
• M17: 18,318,259 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.8

Radius: 3.5

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.54 AU - 10.06 AU

Year: 18605 Days

Day: 22.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,324,057 km

• M1: 43,533 km (0.097 R)
• M2: 629,059 km (0.086 R)
• M3: 764,296 km (0.095 R)
• M4: 1,194,240 km (0.078 R)
• M5: 1,567,187 km (0.102 R)
• M6: 1,707,510 km (0.084 R)
• M7: 2,782,520 km (0.101 R)
• M8: 2,988,666 km (0.107 R)
• M9: 3,750,269 km (0.119 R)
• M10: 5,379,839 km (0.108 R)
• M11: 5,754,581 km (0.082 R)
• M12: 6,232,546 km (0.119 R)
• M13: 8,375,835 km (0.103 R)
• M14: 11,048,850 km (0.103 R)
• M15: 20,320,477 km (0.028 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 13,913 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit