🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.48 AU - 0.74 AU

Year: 308 Days

Day: 34.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,398,527 km

• M1: 16,755 km (0.111 R)

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.6

Radius: 9.3

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.19 AU - 1.45 AU

Year: 979 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,398,527 km

• M1: 171,589 km (0.032 R)
• M2: 678,875 km (0.104 R)
• M3: 1,018,462 km (0.044 R)
• M4: 1,350,570 km (0.067 R)
• M5: 1,991,746 km (0.111 R)
• M6: 2,520,275 km (0.117 R)
• M7: 3,371,786 km (0.119 R)
• M8: 3,665,447 km (0.106 R)
• M9: 5,000,608 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749

Radius: 14.4

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.33 AU - 1.45 AU

Year: 1058 Days

Day: 12.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,398,527 km

• M1: 182,509 km (0.09 R)
• M2: 649,105 km (0.092 R)
• M3: 1,117,496 km (0.119 R)
• M4: 1,689,708 km (0.072 R)
• M5: 2,234,394 km (0.089 R)
• M6: 3,566,264 km (0.093 R)
• M7: 4,068,912 km (0.098 R)
• M8: 5,083,036 km (0.062 R)
• M9: 5,722,717 km (0.108 R)
• M10: 6,483,721 km (0.118 R)
• M11: 6,948,223 km (0.053 R)
• M12: 7,737,950 km (0.086 R)
• M13: 8,261,542 km (0.106 R)
• M14: 8,977,518 km (0.093 R)
• M15: 10,190,457 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.7

Radius: 10.6

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.23 AU - 1.65 AU

Year: 1116 Days

Day: 7.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,398,527 km

• M1: 132,245 km (0.092 R)
• M2: 559,496 km (0.097 R)
• M3: 898,485 km (0.102 R)
• M4: 1,233,135 km (0.098 R)
• M5: 1,733,690 km (0.084 R)
• M6: 2,233,347 km (0.033 R)
• M7: 2,663,291 km (0.096 R)
• M8: 3,148,138 km (0.052 R)
• M9: 3,584,066 km (0.103 R)
• M10: 4,093,147 km (0.105 R)
• M11: 4,523,989 km (0.115 R)
• M12: 5,538,263 km (0.093 R)
• M13: 5,936,791 km (0.094 R)
• M14: 6,933,861 km (0.096 R)
• M15: 7,522,828 km (0.091 R)
• M16: 8,171,634 km (0.074 R)
• M17: 9,113,353 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.2

Radius: 12.2

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.17 AU - 1.77 AU

Year: 1151 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,398,527 km

• M1: 151,692 km (0.116 R)
• M2: 665,711 km (0.117 R)
• M3: 1,138,440 km (0.103 R)
• M4: 1,770,042 km (0.065 R)
• M5: 2,348,387 km (0.083 R)
• M6: 2,832,785 km (0.091 R)
• M7: 3,428,634 km (0.077 R)
• M8: 4,496,762 km (0.113 R)
• M9: 5,148,560 km (0.083 R)
• M10: 5,840,450 km (0.03 R)
• M11: 7,307,706 km (0.04 R)
• M12: 8,237,607 km (0.074 R)
• M13: 8,832,557 km (0.097 R)
• M14: 9,486,300 km (0.1 R)
• M15: 10,268,099 km (0.109 R)
• M16: 10,757,583 km (0.095 R)
• M17: 11,434,214 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.2

Radius: 12.4

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.9 AU - 3.98 AU

Year: 4120 Days

Day: 9.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,398,527 km

• M1: 154,235 km (0.108 R)
• M2: 560,693 km (0.098 R)
• M3: 1,320,052 km (0.069 R)
• M4: 1,780,215 km (0.069 R)
• M5: 2,524,614 km (0.036 R)
• M6: 3,285,319 km (0.11 R)
• M7: 3,698,658 km (0.075 R)
• M8: 4,732,529 km (0.116 R)
• M9: 5,317,456 km (0.087 R)
• M10: 6,893,470 km (0.088 R)
• M11: 8,839,439 km (0.086 R)
• M12: 10,325,395 km (0.097 R)
• M13: 12,757,258 km (0.11 R)
• M14: 15,895,073 km (0.086 R)
• M15: 17,394,193 km (0.088 R)
• M16: 18,985,615 km (0.047 R)
• M17: 19,581,613 km (0.053 R)
• M18: 20,395,725 km (0.029 R)
• M19: 26,492,736 km (0.1 R)
• M20: 29,467,041 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.9

Radius: 9.2

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.66 AU - 4.42 AU

Year: 5243 Days

Day: 6 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 29,398,527 km

• M1: 120,426 km (0.084 R)
• M2: 588,668 km (0.069 R)
• M3: 1,073,963 km (0.119 R)
• M4: 1,469,350 km (0.053 R)
• M5: 2,147,477 km (0.041 R)
• M6: 2,575,028 km (0.105 R)
• M7: 3,666,195 km (0.111 R)
• M8: 4,498,857 km (0.109 R)
• M9: 5,368,170 km (0.088 R)
• M10: 5,917,194 km (0.111 R)
• M11: 6,794,137 km (0.057 R)
• M12: 8,268,424 km (0.037 R)
• M13: 8,610,255 km (0.081 R)
• M14: 9,526,841 km (0.115 R)
• M15: 11,090,289 km (0.095 R)
• M16: 13,071,264 km (0.062 R)
• M17: 15,734,854 km (0.102 R)
• M18: 16,677,769 km (0.108 R)
• M19: 17,471,236 km (0.114 R)
• M20: 18,805,799 km (0.117 R)
• M21: 19,398,057 km (0.087 R)
• M22: 19,799,877 km (0.095 R)
• M23: 21,038,397 km (0.056 R)
• M24: 22,695,194 km (0.114 R)
• M25: 24,827,562 km (0.1 R)
• M26: 25,380,775 km (0.112 R)
• M27: 26,841,299 km (0.081 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 19,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit