🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.5 AU - 0.8 AU

Year: 333 Days

Day: 32.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.9

Radius: 11.7

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.56 AU - 0.84 AU

Year: 372 Days

Day: 9.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,925,377 km

• M1: 145,708 km (0.079 R)
• M2: 664,364 km (0.118 R)
• M3: 1,036,414 km (0.089 R)
• M4: 1,422,975 km (0.057 R)
• M5: 1,790,986 km (0.073 R)
• M6: 2,165,878 km (0.109 R)
• M7: 2,984,777 km (0.072 R)
• M8: 3,657,818 km (0.045 R)
• M9: 4,621,527 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658

Radius: 9.5

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.56 AU - 0.86 AU

Year: 380 Days

Day: 7.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,925,377 km

• M1: 118,182 km (0.106 R)
• M2: 486,642 km (0.091 R)
• M3: 832,662 km (0.103 R)
• M4: 1,138,739 km (0.106 R)
• M5: 1,649,616 km (0.117 R)
• M6: 2,111,574 km (0.087 R)
• M7: 4,165,104 km (0.072 R)
• M8: 4,490,778 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.4

Radius: 13.1

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.98 AU - 1.14 AU

Year: 694 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 41,925,377 km

• M1: 162,912 km (0.092 R)
• M2: 784,192 km (0.093 R)
• M3: 1,203,964 km (0.092 R)
• M4: 2,125,786 km (0.057 R)
• M5: 4,923,266 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.4

Radius: 11.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.01 AU - 1.21 AU

Year: 744 Days

Day: 6.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,925,377 km

• M1: 146,756 km (0.096 R)
• M2: 503,397 km (0.116 R)
• M3: 1,257,819 km (0.071 R)
• M4: 2,015,233 km (0.108 R)
• M5: 2,502,024 km (0.044 R)
• M6: 3,442,546 km (0.083 R)
• M7: 3,904,205 km (0.052 R)
• M8: 4,729,237 km (0.043 R)
• M9: 5,387,019 km (0.112 R)
• M10: 6,624,493 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.6

Radius: 9.5

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.56 AU - 1.72 AU

Year: 1335 Days

Day: 5.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,925,377 km

• M1: 118,631 km (0.106 R)
• M2: 443,857 km (0.11 R)
• M3: 744,399 km (0.119 R)
• M4: 1,066,034 km (0.091 R)
• M5: 1,416,542 km (0.088 R)
• M6: 2,121,896 km (0.047 R)
• M7: 2,487,513 km (0.112 R)
• M8: 2,841,761 km (0.108 R)
• M9: 3,273,201 km (0.075 R)
• M10: 3,780,189 km (0.113 R)
• M11: 4,591,907 km (0.091 R)
• M12: 4,990,435 km (0.114 R)
• M13: 5,350,218 km (0.079 R)
• M14: 6,167,023 km (0.115 R)
• M15: 6,581,858 km (0.106 R)
• M16: 7,622,760 km (0.084 R)
• M17: 8,431,037 km (0.073 R)
• M18: 9,505,299 km (0.079 R)
• M19: 10,377,006 km (0.09 R)
• M20: 10,700,885 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 12.3

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.19 AU - 3.29 AU

Year: 2884 Days

Day: 13.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,925,377 km

• M1: 153,039 km (0.115 R)
• M2: 548,127 km (0.057 R)
• M3: 1,034,768 km (0.103 R)
• M4: 1,744,012 km (0.088 R)
• M5: 2,382,645 km (0.025 R)
• M6: 3,296,090 km (0.113 R)
• M7: 3,706,437 km (0.119 R)
• M8: 4,235,565 km (0.116 R)
• M9: 4,722,356 km (0.106 R)
• M10: 5,574,017 km (0.087 R)
• M11: 8,068,711 km (0.103 R)
• M12: 11,065,904 km (0.086 R)
• M13: 12,299,488 km (0.072 R)
• M14: 12,972,529 km (0.12 R)
• M15: 17,094,399 km (0.094 R)
• M16: 17,932,895 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.2

Radius: 14.1

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.34 AU - 3.92 AU

Year: 4397 Days

Day: 5.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,925,377 km

• M1: 177,124 km (0.115 R)
• M2: 1,494,782 km (0.04 R)
• M3: 2,361,702 km (0.089 R)
• M4: 5,440,426 km (0.033 R)
• M5: 6,253,490 km (0.085 R)
• M6: 7,623,807 km (0.074 R)
• M7: 9,465,805 km (0.106 R)
• M8: 12,202,100 km (0.059 R)
• M9: 12,787,028 km (0.085 R)
• M10: 13,803,695 km (0.116 R)
• M11: 15,711,516 km (0.041 R)
• M12: 24,422,600 km (0.095 R)
• M13: 26,066,382 km (0.073 R)
• M14: 26,711,747 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.9

Radius: 9.7

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.1 AU - 5.68 AU

Year: 6875 Days

Day: 14.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,925,377 km

• M1: 120,725 km (0.068 R)
• M2: 671,395 km (0.058 R)
• M3: 1,044,792 km (0.115 R)
• M4: 2,299,618 km (0.06 R)
• M5: 2,781,024 km (0.085 R)
• M6: 3,580,924 km (0.053 R)
• M7: 4,309,466 km (0.038 R)
• M8: 5,133,601 km (0.118 R)
• M9: 5,695,939 km (0.101 R)
• M10: 9,233,330 km (0.104 R)
• M11: 10,997,239 km (0.113 R)
• M12: 12,418,718 km (0.106 R)
• M13: 12,806,475 km (0.071 R)
• M14: 15,305,358 km (0.073 R)
• M15: 17,073,306 km (0.12 R)
• M16: 17,553,066 km (0.088 R)
• M17: 17,901,330 km (0.094 R)
• M18: 18,539,664 km (0.081 R)
• M19: 20,622,964 km (0.1 R)
• M20: 22,284,398 km (0.071 R)
• M21: 23,356,716 km (0.072 R)
• M22: 24,033,496 km (0.116 R)
• M23: 24,636,226 km (0.111 R)
• M24: 25,426,103 km (0.114 R)
• M25: 27,802,764 km (0.083 R)
• M26: 29,630,551 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.3

Radius: 4.7

Gravity: 15.22 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.81 AU - 7.11 AU

Year: 11675 Days

Day: 21 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,925,377 km

• M1: 68,965 km (0.096 R)
• M2: 364,121 km (0.095 R)
• M3: 622,926 km (0.084 R)
• M4: 820,096 km (0.094 R)
• M5: 1,090,120 km (0.113 R)
• M6: 1,618,350 km (0.117 R)
• M7: 2,541,967 km (0.095 R)
• M8: 2,922,843 km (0.072 R)
• M9: 3,433,870 km (0.072 R)
• M10: 9,421,973 km (0.042 R)
• M11: 12,538,097 km (0.093 R)
• M12: 13,456,478 km (0.069 R)
• M13: 14,296,021 km (0.112 R)
• M14: 15,881,310 km (0.113 R)
• M15: 18,292,379 km (0.077 R)
• M16: 18,949,562 km (0.088 R)
• M17: 21,898,735 km (0.086 R)
• M18: 22,890,120 km (0.106 R)
• M19: 23,481,929 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 18,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit