🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.48 AU - 0.68 AU

Year: 199 Days

Day: 24.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.74 AU - 0.8 AU

Year: 304 Days

Day: 32.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,647,287 km

• M1: 222,602 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.81 AU - 1.13 AU

Year: 430 Days

Day: 36.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,647,287 km

• M1: 33,660 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.18 AU - 1.76 AU

Year: 801 Days

Day: 16 Hours

Environment

Temp: -95 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,647,287 km

• M1: 244,593 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 8.3

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.61 AU - 3.67 AU

Year: 3122 Days

Day: 10 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,647,287 km

• M1: 103,522 km (0.082 R)
• M2: 413,040 km (0.118 R)
• M3: 746,793 km (0.114 R)
• M4: 1,107,323 km (0.08 R)
• M5: 1,400,685 km (0.089 R)
• M6: 2,536,881 km (0.113 R)
• M7: 3,455,711 km (0.09 R)
• M8: 5,060,148 km (0.098 R)
• M9: 6,336,667 km (0.12 R)
• M10: 9,013,272 km (0.079 R)
• M11: 9,331,167 km (0.107 R)
• M12: 9,989,099 km (0.104 R)
• M13: 11,194,409 km (0.072 R)
• M14: 13,475,178 km (0.091 R)
• M15: 14,603,295 km (0.095 R)
• M16: 15,339,616 km (0.089 R)
• M17: 16,049,009 km (0.107 R)
• M18: 18,364,635 km (0.049 R)
• M19: 19,808,703 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.6

Radius: 8.4

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.68 AU - 5.2 AU

Year: 4206 Days

Day: 12.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,647,287 km

• M1: 104,569 km (0.108 R)
• M2: 528,679 km (0.107 R)
• M3: 811,718 km (0.034 R)
• M4: 1,399,338 km (0.077 R)
• M5: 1,718,880 km (0.085 R)
• M6: 2,947,527 km (0.086 R)
• M7: 4,206,543 km (0.047 R)
• M8: 5,136,742 km (0.071 R)
• M9: 5,512,083 km (0.081 R)
• M10: 5,848,230 km (0.103 R)
• M11: 6,875,518 km (0.105 R)
• M12: 7,365,302 km (0.03 R)
• M13: 7,738,997 km (0.079 R)
• M14: 8,598,437 km (0.108 R)
• M15: 12,345,714 km (0.108 R)
• M16: 12,631,895 km (0.045 R)
• M17: 13,118,536 km (0.069 R)
• M18: 16,420,461 km (0.094 R)
• M19: 16,883,316 km (0.112 R)
• M20: 18,078,454 km (0.098 R)
• M21: 22,706,713 km (0.115 R)
• M22: 23,645,290 km (0.11 R)
• M23: 24,987,332 km (0.102 R)
• M24: 25,368,957 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.8

Radius: 8.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.67 AU - 8.51 AU

Year: 9401 Days

Day: 14 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,647,287 km

• M1: 111,002 km (0.095 R)
• M2: 408,103 km (0.09 R)
• M3: 727,046 km (0.086 R)
• M4: 1,546,244 km (0.09 R)
• M5: 2,215,694 km (0.119 R)
• M6: 2,964,431 km (0.081 R)
• M7: 7,902,059 km (0.115 R)
• M8: 8,180,760 km (0.071 R)
• M9: 8,548,770 km (0.074 R)
• M10: 10,847,042 km (0.082 R)
• M11: 12,059,384 km (0.117 R)
• M12: 13,472,335 km (0.106 R)
• M13: 18,231,343 km (0.081 R)
• M14: 19,072,981 km (0.087 R)
• M15: 20,013,652 km (0.055 R)
• M16: 20,833,598 km (0.043 R)
• M17: 25,617,588 km (0.084 R)
• M18: 26,317,856 km (0.057 R)
• M19: 27,030,989 km (0.064 R)
• M20: 29,247,581 km (0.078 R)
• M21: 29,724,199 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.9

Radius: 4.8

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 13.12 AU - 18.5 AU

Year: 28263 Days

Day: 24.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,647,287 km

• M1: 60,438 km (0.072 R)
• M2: 616,642 km (0.086 R)
• M3: 1,409,661 km (0.052 R)
• M4: 1,664,276 km (0.055 R)
• M5: 3,233,109 km (0.04 R)
• M6: 6,520,373 km (0.117 R)
• M7: 7,981,645 km (0.117 R)
• M8: 20,688,338 km (0.112 R)
• M9: 21,912,498 km (0.053 R)
• M10: 26,961,276 km (0.113 R)
• M11: 28,534,597 km (0.089 R)
• M12: 35,972,603 km (0.093 R)
• M13: 44,296,827 km (0.072 R)
• M14: 53,642,356 km (0.101 R)
• M15: 58,679,466 km (0.064 R)
• M16: 60,174,547 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 18,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit