🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.49 AU - 0.81 AU

Year: 338 Days

Day: 46.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.8

Radius: 14.3

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.16 AU - 1.16 AU

Year: 807 Days

Day: 5.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,473,503 km

• M1: 179,069 km (0.117 R)
• M2: 625,469 km (0.08 R)
• M3: 1,218,325 km (0.1 R)
• M4: 2,064,301 km (0.114 R)
• M5: 2,759,333 km (0.059 R)
• M6: 3,238,495 km (0.076 R)
• M7: 3,787,519 km (0.068 R)
• M8: 4,509,628 km (0.083 R)
• M9: 5,357,848 km (0.068 R)
• M10: 6,472,651 km (0.108 R)
• M11: 6,934,161 km (0.112 R)
• M12: 7,417,511 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.3

Radius: 13.6

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.62 AU - 2.16 AU

Year: 1678 Days

Day: 5.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,473,503 km

• M1: 169,195 km (0.072 R)
• M2: 615,595 km (0.095 R)
• M3: 1,071,270 km (0.075 R)
• M4: 1,644,978 km (0.063 R)
• M5: 2,401,046 km (0.103 R)
• M6: 3,314,939 km (0.068 R)
• M7: 3,982,146 km (0.107 R)
• M8: 4,803,288 km (0.084 R)
• M9: 5,550,231 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800

Radius: 10.7

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.94 AU - 2.18 AU

Year: 1909 Days

Day: 7.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,473,503 km

• M1: 133,591 km (0.096 R)
• M2: 555,008 km (0.101 R)
• M3: 980,913 km (0.116 R)
• M4: 1,646,025 km (0.112 R)
• M5: 2,015,532 km (0.067 R)
• M6: 2,563,060 km (0.077 R)
• M7: 2,986,721 km (0.08 R)
• M8: 3,491,166 km (0.119 R)
• M9: 5,587,181 km (0.097 R)
• M10: 6,100,452 km (0.106 R)
• M11: 6,644,988 km (0.097 R)
• M12: 8,601,728 km (0.101 R)
• M13: 9,455,633 km (0.096 R)
• M14: 9,833,666 km (0.1 R)
• M15: 10,730,206 km (0.106 R)
• M16: 11,255,594 km (0.12 R)
• M17: 12,276,749 km (0.108 R)
• M18: 12,977,166 km (0.083 R)
• M19: 15,332,735 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.6

Radius: 14.9

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.82 AU - 2.94 AU

Year: 2371 Days

Day: 7.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,473,503 km

• M1: 185,801 km (0.093 R)
• M2: 947,703 km (0.092 R)
• M3: 1,495,081 km (0.05 R)
• M4: 2,043,956 km (0.093 R)
• M5: 2,552,289 km (0.109 R)
• M6: 3,053,592 km (0.119 R)
• M7: 3,519,440 km (0.026 R)
• M8: 4,048,866 km (0.087 R)
• M9: 5,081,989 km (0.116 R)
• M10: 6,009,047 km (0.102 R)
• M11: 6,702,882 km (0.109 R)
• M12: 8,781,395 km (0.084 R)
• M13: 9,390,558 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.7

Radius: 14.1

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.92 AU - 5.38 AU

Year: 6474 Days

Day: 13 Hours

Environment

Temp: -215 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,473,503 km

• M1: 175,329 km (0.057 R)
• M2: 701,913 km (0.064 R)
• M3: 1,572,274 km (0.058 R)
• M4: 2,961,589 km (0.075 R)
• M5: 3,574,492 km (0.057 R)
• M6: 4,579,640 km (0.051 R)
• M7: 6,293,732 km (0.108 R)
• M8: 7,584,762 km (0.099 R)
• M9: 9,438,728 km (0.111 R)
• M10: 12,279,592 km (0.063 R)
• M11: 12,762,344 km (0.064 R)
• M12: 13,612,359 km (0.12 R)
• M13: 15,481,136 km (0.095 R)
• M14: 19,396,411 km (0.075 R)
• M15: 22,970,454 km (0.048 R)
• M16: 26,559,456 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.2

Radius: 11.9

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.67 AU - 5.51 AU

Year: 7415 Days

Day: 7 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,473,503 km

• M1: 161,267 km (0.109 R)
• M2: 546,930 km (0.077 R)
• M3: 918,082 km (0.077 R)
• M4: 1,297,612 km (0.058 R)
• M5: 2,081,206 km (0.058 R)
• M6: 3,362,063 km (0.1 R)
• M7: 3,847,059 km (0.038 R)
• M8: 4,604,622 km (0.105 R)
• M9: 5,459,275 km (0.069 R)
• M10: 6,488,957 km (0.107 R)
• M11: 7,684,693 km (0.061 R)
• M12: 9,297,956 km (0.089 R)
• M13: 9,722,366 km (0.109 R)
• M14: 10,258,674 km (0.078 R)
• M15: 11,713,214 km (0.098 R)
• M16: 12,320,881 km (0.101 R)
• M17: 16,079,677 km (0.042 R)
• M18: 18,698,687 km (0.082 R)
• M19: 21,344,923 km (0.07 R)
• M20: 22,842,697 km (0.04 R)
• M21: 23,357,164 km (0.034 R)
• M22: 24,231,713 km (0.032 R)
• M23: 27,562,061 km (0.113 R)
• M24: 28,341,466 km (0.068 R)
• M25: 30,976,633 km (0.11 R)
• M26: 33,440,360 km (0.051 R)
• M27: 36,496,046 km (0.1 R)
• M28: 43,418,239 km (0.092 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 19,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit