🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.17 AU - 2.57 AU

Year: 1288 Days

Day: 42.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,698,966 km

• M1: 751,729 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.91 AU - 4.59 AU

Year: 2564 Days

Day: 22.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707

Radius: 8.6

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.36 AU - 5.56 AU

Year: 4505 Days

Day: 9.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,698,966 km

• M1: 116,238 km (0.073 R)
• M2: 388,805 km (0.114 R)
• M3: 703,260 km (0.05 R)
• M4: 1,231,490 km (0.114 R)
• M5: 1,854,714 km (0.084 R)
• M6: 2,555,880 km (0.059 R)
• M7: 2,940,047 km (0.082 R)
• M8: 3,342,316 km (0.103 R)
• M9: 3,716,161 km (0.107 R)
• M10: 4,851,010 km (0.107 R)
• M11: 5,498,320 km (0.069 R)
• M12: 5,990,796 km (0.111 R)
• M13: 8,112,842 km (0.1 R)
• M14: 8,598,287 km (0.108 R)
• M15: 9,959,927 km (0.084 R)
• M16: 12,263,585 km (0.118 R)
• M17: 12,953,380 km (0.034 R)
• M18: 13,359,090 km (0.076 R)
• M19: 13,983,362 km (0.085 R)
• M20: 14,900,995 km (0.092 R)
• M21: 15,686,384 km (0.075 R)
• M22: 16,855,790 km (0.115 R)
• M23: 17,646,565 km (0.117 R)
• M24: 17,957,130 km (0.079 R)
• M25: 18,717,536 km (0.101 R)
• M26: 21,548,376 km (0.111 R)
• M27: 22,552,178 km (0.112 R)
• M28: 22,918,244 km (0.115 R)
• M29: 23,213,850 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.6

Radius: 12.4

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.85 AU - 7.45 AU

Year: 6055 Days

Day: 12.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,698,966 km

• M1: 154,385 km (0.03 R)
• M2: 749,336 km (0.08 R)
• M3: 1,147,266 km (0.082 R)
• M4: 1,577,360 km (0.114 R)
• M5: 2,355,568 km (0.062 R)
• M6: 2,987,320 km (0.055 R)
• M7: 3,962,997 km (0.09 R)
• M8: 4,512,321 km (0.068 R)
• M9: 4,971,137 km (0.079 R)
• M10: 5,490,990 km (0.117 R)
• M11: 6,951,215 km (0.096 R)
• M12: 7,602,713 km (0.104 R)
• M13: 8,294,454 km (0.094 R)
• M14: 9,069,969 km (0.095 R)
• M15: 10,955,501 km (0.062 R)
• M16: 12,194,919 km (0.082 R)
• M17: 12,982,253 km (0.099 R)
• M18: 14,027,792 km (0.098 R)
• M19: 16,037,789 km (0.076 R)
• M20: 17,965,059 km (0.04 R)
• M21: 18,984,419 km (0.109 R)
• M22: 21,138,628 km (0.053 R)
• M23: 24,014,049 km (0.099 R)
• M24: 26,098,545 km (0.119 R)
• M25: 27,851,084 km (0.117 R)
• M26: 28,847,705 km (0.1 R)
• M27: 29,680,666 km (0.109 R)
• M28: 34,190,743 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.4

Radius: 9.9

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.83 AU - 7.77 AU

Year: 6261 Days

Day: 9.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,698,966 km

• M1: 123,568 km (0.099 R)
• M2: 1,046,138 km (0.115 R)
• M3: 3,571,799 km (0.112 R)
• M4: 5,026,040 km (0.089 R)
• M5: 6,082,350 km (0.097 R)
• M6: 9,676,589 km (0.114 R)
• M7: 9,997,476 km (0.113 R)
• M8: 11,659,060 km (0.094 R)
• M9: 12,827,718 km (0.109 R)
• M10: 16,152,830 km (0.078 R)
• M11: 18,082,493 km (0.068 R)
• M12: 20,459,753 km (0.117 R)
• M13: 22,473,939 km (0.074 R)
• M14: 22,956,840 km (0.064 R)
• M15: 24,531,956 km (0.039 R)
• M16: 24,958,310 km (0.062 R)
• M17: 36,290,349 km (0.113 R)
• M18: 37,741,448 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.2

Radius: 13.2

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.33 AU - 9.81 AU

Year: 8859 Days

Day: 8.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,698,966 km

• M1: 164,109 km (0.09 R)
• M2: 602,879 km (0.102 R)
• M3: 1,077,254 km (0.102 R)
• M4: 2,015,682 km (0.083 R)
• M5: 2,814,983 km (0.098 R)
• M6: 3,288,909 km (0.118 R)
• M7: 3,963,147 km (0.073 R)
• M8: 4,644,415 km (0.075 R)
• M9: 5,220,666 km (0.073 R)
• M10: 5,747,550 km (0.101 R)
• M11: 6,622,399 km (0.071 R)
• M12: 7,316,383 km (0.094 R)
• M13: 8,098,780 km (0.12 R)
• M14: 9,154,492 km (0.048 R)
• M15: 9,692,895 km (0.119 R)
• M16: 11,850,395 km (0.072 R)
• M17: 12,708,938 km (0.077 R)
• M18: 13,782,153 km (0.089 R)
• M19: 16,563,925 km (0.114 R)
• M20: 17,706,254 km (0.055 R)
• M21: 18,121,688 km (0.117 R)
• M22: 22,239,668 km (0.111 R)
• M23: 22,723,617 km (0.076 R)
• M24: 26,580,849 km (0.11 R)
• M25: 31,355,714 km (0.095 R)
• M26: 33,838,889 km (0.071 R)
• M27: 37,691,333 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.7

Radius: 14.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.83 AU - 12.59 AU

Year: 14149 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,698,966 km

• M1: 178,919 km (0.059 R)
• M2: 1,559,558 km (0.095 R)
• M3: 2,136,407 km (0.113 R)
• M4: 2,666,283 km (0.092 R)
• M5: 3,213,362 km (0.075 R)
• M6: 4,106,162 km (0.116 R)
• M7: 4,966,500 km (0.108 R)
• M8: 6,088,484 km (0.077 R)
• M9: 7,498,444 km (0.025 R)
• M10: 8,553,258 km (0.103 R)
• M11: 9,505,897 km (0.079 R)
• M12: 10,741,277 km (0.114 R)
• M13: 12,081,225 km (0.092 R)
• M14: 13,467,249 km (0.09 R)
• M15: 14,101,993 km (0.111 R)
• M16: 15,363,103 km (0.054 R)
• M17: 16,197,410 km (0.114 R)
• M18: 17,505,494 km (0.116 R)
• M19: 19,357,815 km (0.075 R)
• M20: 21,508,583 km (0.065 R)
• M21: 22,908,820 km (0.064 R)
• M22: 23,631,228 km (0.115 R)
• M23: 25,600,384 km (0.108 R)
• M24: 26,280,456 km (0.102 R)
• M25: 31,826,947 km (0.075 R)
• M26: 33,068,759 km (0.102 R)
• M27: 40,942,394 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.2

Radius: 4.2

Gravity: 37.94 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 13.29 AU - 18.25 AU

Year: 22113 Days

Day: 23.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,698,966 km

• M1: 76,445 km (0.084 R)
• M2: 250,726 km (0.079 R)
• M3: 434,731 km (0.097 R)
• M4: 757,414 km (0.107 R)
• M5: 2,144,485 km (0.1 R)
• M6: 2,409,423 km (0.069 R)
• M7: 3,422,949 km (0.119 R)
• M8: 3,816,242 km (0.069 R)
• M9: 5,176,834 km (0.113 R)
• M10: 8,643,765 km (0.029 R)
• M11: 9,255,919 km (0.094 R)
• M12: 12,475,415 km (0.086 R)
• M13: 13,183,761 km (0.095 R)
• M14: 14,914,160 km (0.107 R)
• M15: 16,203,394 km (0.049 R)
• M16: 16,621,221 km (0.116 R)
• M17: 23,245,864 km (0.043 R)
• M18: 25,869,212 km (0.054 R)
• M19: 29,294,255 km (0.053 R)
• M20: 31,050,833 km (0.105 R)
• M21: 31,436,048 km (0.086 R)
• M22: 45,187,832 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.7

Radius: 3.1

Gravity: 31.81 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 17.68 AU - 19.2 AU

Year: 27960 Days

Day: 24.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,698,966 km

• M1: 38,596 km (0.114 R)
• M2: 143,464 km (0.08 R)
• M3: 251,025 km (0.106 R)
• M4: 469,438 km (0.107 R)
• M5: 569,070 km (0.057 R)
• M6: 1,160,281 km (0.048 R)
• M7: 1,390,662 km (0.044 R)
• M8: 2,266,707 km (0.117 R)
• M9: 2,579,217 km (0.108 R)
• M10: 2,697,549 km (0.039 R)
• M11: 3,372,385 km (0.1 R)
• M12: 4,057,094 km (0.085 R)
• M13: 4,585,025 km (0.118 R)
• M14: 4,688,846 km (0.059 R)
• M15: 5,046,385 km (0.113 R)
• M16: 5,383,429 km (0.107 R)
• M17: 5,978,230 km (0.073 R)
• M18: 8,958,668 km (0.109 R)
• M19: 9,564,091 km (0.083 R)
• M20: 9,677,037 km (0.101 R)
• M21: 10,978,988 km (0.116 R)
• M22: 11,102,855 km (0.079 R)
• M23: 11,416,562 km (0.053 R)
• M24: 13,353,555 km (0.096 R)
• M25: 14,436,643 km (0.067 R)
• M26: 15,113,723 km (0.061 R)
• M27: 17,777,912 km (0.111 R)
• M28: 18,380,642 km (0.102 R)
• M29: 29,841,783 km (0.116 R)
• M30: 30,569,726 km (0.113 R)
• M31: 34,387,315 km (0.069 R)
• M32: 41,584,767 km (0.063 R)
• M33: 46,254,614 km (0.114 R)
• M34: 51,955,640 km (0.1 R)
• M35: 52,655,608 km (0.108 R)
• M36: 56,803,059 km (0.085 R)
• M37: 59,050,917 km (0.105 R)
• M38: 59,431,195 km (0.115 R)
• M39: 61,747,419 km (0.117 R)
• M40: 65,944,387 km (0.104 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 14,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit